Redline Vs Amsoil

I changed from M1 to redline. Amsoil, Red Line and Royal Purple all use a better base to manufacturer their oils. other wise the euro 5w40 is about 12$ they recently came out with a 5w30 european blend but I have yet to try it. Differentials are very costly to repair on vehicles, yet; usually relatively simple to change their fluid and inexpensive to service. Engine break-in. Geo goes 362,000 miles. but people are claiming that it is burning up their engines vs us that just has carbon stuck rings. I have decided to use a good Synthetic oil for my LE05 at its next oil change at 3000 miles or 3 mon. You may have to register before you can post: click the register link above to proceed. Quickshot is a premium fuel additive formulated to thoroughly clean and restore peak performance in automotive and small-engine fuel systems. When Amsoil, Royal Purple, Redline are compared you are looking at good, better and best. Amsoil full synthetic fluid (used in Viper) or Redline D4. Red Line Oil vs AMSOIL The test results below were obtained by an independent lab. The reasons for my choice are many. AMSOIL Filtration Products. I've been doing this for 30k so far with 145k miles on my engine and boosting 25psi with a zeta 3. I've used dino, blends and synthetics in classic cars (from 3X8s to a Triumph TR3 and old American V8 cars) with no noticeable difference in anything. Red Line Oil vs AMSOIL. AMSOIL Diesel Oils also contain higher amounts of ZDDP. Our recommendations:. AMSOIL was the first company to produce an API-qualified synthetic motor oil in 1972. So pretty much if im selling a canola oil, i would also say Canola is a better oil?. With AMSOIL Synthetic Motor Oil, engine life can be extended and major repairs are often reduced. Jump to Latest Follow 1 - 6 of 6 Posts. It likely will make no difference, but if you feel spending more for Redline or Amsoil (both great products) or Royal Purple or some full synthetic, then do it. havent tried the amsoil oil filter but thinking of refunding my money from the motul oil and k&n oil filter and running amsoil filter/oil. I am using Redline 0w-40 synthetic oil in my 6. I'm debating between these two gearbox oils for use in the RS5 (S-Tronic, DL501). 6 - 381,000+ miles- Pennzoil Ultra Platinum 5W-20/Wix 51372XP 2011 Shelby GT500 SVTPP - 705 RWHP - Amsoil AZF 0W-40/Amsoil EAO11. I've had folks recommend all of these at one point or another. No, I am not an Amsoil rep. However, differentials sometimes can be the decision maker when it’s+ Read More. Pentosin offers a synthetic high performance Transmission Fluid program for use in today's automatic, manual, and even the new double clutch transmissions. That is, AMSOIL Series 2000 20W-50 provided nearly three times better wear protection than Redline 20W-50. J For what it is worth I used the redline MTL in the five speed, and 75w90 in the diff on my old 3 and had zero problems. TQuentin1 Well-Known Member Staff Member Moderator. After about a 20plus minute hard drive with my car getting the tranny fliuid nice n hot then redline starts feeling nice n slick. cold day, it means begining of race vs. Smooth, accurate shifting due to the special additives for the synchros. I haven't been able to do that but it is supposed to work. Your driving style vs my driving style could not be more opposite. The AMSOIL 5W-30 they used is product code ASL: it's one AMSOIL oil out of a dozen or so (if you don't count viscosity differences), and is designed to be their low-cost workhorse 25,000 mile oil for low to mid-power gas engines. #16oiltournament. HD doesn't even recommmend using anything else BUT their oil and you can bet if you did and had engine. I'd like to see a showdown with Redline since that's what I use. Back Story: 2500 miles, OEM fluid drained, replaced with Amsoil 75-90 SAE (changed during May/June - WARM for the NE). other wise the euro 5w40 is about 12$ they recently came out with a 5w30 european blend but I have yet to try it. Joined May 7, 2008 · 144 Posts. Buy Redline 5W30 Motor Oil, 1 Gallon at Walmart. com, the official website of Diesel Power Magazine. motorcycle compatable oil (WITH) friction modifiers. havent tried the amsoil oil filter but thinking of refunding my money from the motul oil and k&n oil filter and running amsoil filter/oil. Amsoil, Redline and Syn3 are waaaay overpriced when you can get M1 at Walmart for less than half the price per qt and the same if not better quality. Gymrat76 wrote:Thanks bro. Been using K&N filter which has a higher flow rate than the HD filter, never once had an issue with the oil light staying on like Dave63 mentioned in his post. Either Amsoil MVATF Fuel Efficient Formula or Redline D6 ATF will work fine in the 8 speed and are much better than the ZF/Mopar fluid. Amsoil Signature Series 5w-30 vs Castrol Edge® with Titanium Fluid Strength Technology® Lucas Synthetic Mobil 1™ Extended Performance Pennzoil Ultra™ Petro-Canada SUPREME Synthetic™ Quaker State Ultimate Durability™ Red Line High Performance Motor Oil Royal Purple High Performance Motor Oil Valvoline SynPower® Full Synthetic Motor Oil Test Compare SAE 5W-30 motor oils. 7% Amsoil 10w-40 Noak = 7% Amsoil Series 3000 5w-30 Noak = 8. The Mercon LV works adequately if serviced at the regular recommended intervals. this is always a heated discussion, and for some reason amsoil is the most debated oil out there. Redline: AMSOIL Synthetic Transmission Fluid VS Redline D4 ATF - AcuraZine Community. Redline is what we use in every car we drive, from full-bore competition cars to fun daily drivers to hard working tow vehicles. I ran it in a '99 Ford Ranger that I used to own. AMSOIL Signature Series – 25,000 Mile Oil Change. From what I understand Redline is more expensive because it contains more Group IV and/or V oils (PAO & Ester) unlike your off the shelf brands and would probably be a benefit for those who track or run their cars hard & plan on extended OCI. They now have their "Absolute Efficiency" line of filters that are intended for long duration use along with their premium synthetic oils. 5 SR & '15 Lexus GS350 F Sport. ) all offer a synthetic CVT fluid that they claim provides better anti-shudder durability, wet clutch performance, specialized friction characteristics, reduced slipping, better thermal stability, etc. 2% Amsoil ATF Votes: 7 77. Redline: A Handy Comparison Guide. if Redline is really much better, i dun mind paying almost 2x higher. The factory stuff cabe out pitch black and changing the Amsoil greatly reduced the clunk sound this rear end is know for (same one in the CTS-V). will have different requirements. As I understand it, Amsoil and Mobil use a polyalphaolefins (PAOs) as their base stocks, whereas Redline uses polyol ester base stocks. SE syn3 vs Redline. 45 Red Line MTL 70W80 GL-4 Gear Oil RON 86. Engine break-in. However, not all differentials respond the same and if chatter is noticed, the addition of AMSOIL Slip Lock will eliminate it. Redlines MC specific transmission lubricants, feature a moniker "Shock Proof. The RP has a VI of 129 versus 155 for the Amsoil. Buy your product now! Click here to learn more!. Redline MT90 Vs. Initial Redline testing of an unused sample of AMSOIL Series 2000 20W-50 Racing Oil in the ASTM D4172 Four Ball Wear Test yielded results consistent with those appearing on the Series 2000 label. Quickshot is a premium fuel additive formulated to thoroughly clean and restore peak performance in automotive and small-engine fuel systems. Redline vs. This non-slip formula is formulated for shear stability, less gear noise and consistent viscosity. I know there are folks on this forum who use Mobil 1 Syn. I'm partial to Amsoil, but I don't think you can go wrong with either one. it is an Amsoil 10w30 100% synthetic oil. I have the 6 speed and am running Redline C+. Current Red Line guy for the scoot. Amsoil: davefr: 1/16/01 3:56 PM:. They produce oil for performance cars, trucks etc. manual transmission) of the transmission drain pan. Install transmission fill plug (1) and tighten to 27 N·m (20 ft. AMSOIL- the best name in synthetic motor oil, filters & performance products. Mobil 1 5-30 vs. The brainwashing of consumers. Redline is what we use in every car we drive, from full-bore competition cars to fun daily drivers to hard working tow vehicles. Amsoil full synthetic fluid (used in Viper) or Redline D4. MANY other AMSOIL ProductsAvailable. Amsoil VS Redline - which one is better after viewing this data? Discussion in ' 2005+ Mustang GT 4. Liqui Moly HD-Classic SAE 50 Street 3. I've seen people post that Tremec recommends Mobil 1. At what price point would a 1 year / 20,000-mile point be worth it? Right now two other manufacturers, Amsoil and Redline, have an oil that can go 25,000 miles between oil changes. The brainwashing of consumers. Royal Purple vs. RED LINE 75W90NS HIGH-PERFORMANCE GEAR OIL is a fully-synthetic formula with ester base stocks, designed for use in manual transmissions and transaxles that require GL-5 lubricants. AMSOIL vs Mobil 1 - Which Oil Protects Best and Saves You Money? AMSOIL signature series synthetic motor oil is recommended for 25,000 miles or one year of service under normal service. However, its a little on the thick side. 6L Tech ' started by mAnYsTyLeS , May 22, 2008. Just because Amsoil or any others use group IV does not make it less of an oil than a group V for most uses. search for best diesel oil: Amsoil vs Mobil vs Redline I service a bunch of diesels at the shop, and by far the 2 most popular oils are Delo 15w40 and Rotella 15w40 I use Delo in my both our Cummins 200k + on one. com has the best Synthetic Gear Lubes available like the AMSOIL Severe Gear® Gear Lube for your differential which Offers Superior Gear and Bearing Protection. Jump to Latest Follow 1 - 6 of 6 Posts. but after about 3 days it was much smoother then the amsoil. AMSOIL synthetic oil dealer located in the Topeka, KS area at Synthetic Oil Change Usa. READ THIS IF you use Redline oil and Puralator So I just picked up my 370 today and went to my friend's mechanic shop that he runs now. If ever there was a debate about the best synthetic oil, the Amsoil vs Mobil 1 Synthetic Oil Comparison clearly gets the most attention. No clutch slippage in over 9,500 miles of full synthetic oil use. Especially diesel oil because if the stuff in the fuel. I have decided to use a good Synthetic oil for my LE05 at its next oil change at 3000 miles or 3 mon. Out of all the oils tested AMSOIL is the only oil that can be changed just once per year where all the other oils would require an oil change a little more than. Redline Oil Can I break-in my engine on Red Line Oil? We recommend using petroleum 10w30 motor oil on break in to ensure proper piston ring seating. Redline vs Mobil 1 motor oil you won't believe what oil goes on to the championship to face Amsoil. Mobil 1 5-30 vs. Cheap Insurance!. The top 3 contenders are Mobile 1, Redline, and Amsoil. The improvement in shift quality was extremely noticible so I stuck with it. And thanks to their wide range of products, Amsoil tranny oils appeal to most people. I primarly was looking at Royal Purple and Redline. using a OD transmission with the 4 speed axle will decrease off-the-line acceleration (though once you're moving, the gears are. This data indicates that the Harley Davidson oil leaves a wear scar 79% higher than the AMSOIL motorcycle oil. However, differentials sometimes can be the decision maker when it’s+ Read More. Amsoil post, just a post whereby Redline confirms Amsoil's claims of Extended Drain. redline snowmobile oil? Thread from torco to polaris gold, and it is red line that I have stuck with, less heat better performace all aroud. 75ATI(14lbs Boost). 99 quart at your local car store). I changed the rear diff. Amsoil European Car Formula 5W-40 Classic ESP Synthetic Motor Oil provides exceptional performance and protection for gasoline and diesel European vehicles. According to federal law, manufacturers and importers of chemical products must produce a MSDS for each hazardous chemical they produce or import. Just thought I'd share my impressions/results on using a 50/50 mix of Pennzoil Synchromesh with Redline 75W-90NS vs. Redline vs. Less thermal expansion so your settings remain more constant Less friction Less foaming Lasts longer Even my Boxxers survived running this stuff. Messages: 664. Further if Amsoil can last that long, so can Mobil 1, and probably many other oils. Quick Oil & Filter Ordering System. I used to think that Synthetic was the best choice (Mobil 1 etc. Pick up your Red Line 20W50 Motorcycle Oil for $16. Engine break-in. A comparison also reveals the total cost of using AMSOIL Synthetic Motor Oil is less over 25,000 miles than all the competing motor oils. Amsoil MTG and Redline MT90 are both synthetic 75W-90 GL4 manual transmission lubricants. Amsoil IP: Logged Message: Sandman, This is the first time I have ever had to disagree with you but I have noticed cooler temps and increased horsepower when using Amsoil and so did the dyno ! Dr. It was a definite improvement over whatever oil was in my. Provides the same excellent protection and performance as AMSOIL Signature Series Multi-Vehicle ATF. Redline for G50 trans. I've used Amsoil in the past and had no problems. I know amsoil says they will stand behind the products. There HAVE been tranny failures from either Redline or Amsoil (pretty sure it was Amsoil)on either Nissans or Hondas. These are characteristics published by the oil manufacturers and Red Line products share or exceed the minimum standards set by BMW. Today, most car manufacturers recommend changing the engine oil every 5,000 or 7,500 miles. The Aston Martin V8 Vantage is put to the test by Hammond who pits it against a man on jet power rollerskates in a ridiculous drag race. The top 3 contenders are Mobile 1, Redline, and Amsoil. Red Line's MT-90 Manual Transmission Fluid is a 75W90 GL-4 Gear Oil that provides excellent protection of gears and synchronizers and its balanced slipperiness provides a perfect coefficient of friction, allowing easier shifting and excellent protection and improved shiftability for manual transmissions and transaxles. Stay with the Amsoil, redline is "antique tech. For chattering differentials not running AMSOIL Gear Lube, this product is an excellent solution to the problem. I have the 6 speed and am running Redline C+. As for zinc. Dodge NV4500 transmission now on sale. Tranny oil - Mobile, Redline, Amsoil?I'm looking to put some high quality fresh oil in the tranny. Redline MT90 approximates SAE 40, so I do not know why Redline recommends it for XK120. Liqui Moly HD-Classic SAE 50 Street 3. One thing though I don't understand Group V vs. Potassium. for the ENG. Amsoil Nationwide Dealer of Synthetic Motor Oil and Filters - Purchase at Amsoil Dealer Wholesale Prices. It's actually a smart idea to use Amsoil right out of the dealership especially if you ride aggressively or in tough conditions and cold weather. I have always prefered AMSoil or the OEM lubes. Mobil 1 on the dyno. In a head to head test of AMSOIL vs Royal Purple who comes out on top? As you already know this is a very touchy subject. In the document below, Pennzoil synthetic 75W-90 GL-4 comes out on top but I haven't been able to find it in a quantity less than 5 gallons. It would seem that Redline is the smaller of the two companies and Amsoil is the giant via advertising. Pentosin offers a synthetic high performance Transmission Fluid program for use in today's automatic, manual, and even the new double clutch transmissions. 04 - backordered Red Line MT-85 75W80 GL-4 Gear Oil RON 86. the only experience i have had with amsoil is with a used DA100L that i bought. A Study of Automotive Gear Lubes 4 MIL-PRF-2105E/ Brand API MIL-L-2105D SAE J2360 Batch Number GL-5 MT-1 Synthetic Candidates AMSOIL® Severe Gear® 75W-90 X X X LN 25902 Castrol® SYNTEC® 75W-90 X X MD62597BTW2578 GM® Synthetic Axle 75W-90 X 101006 Lucas® 75/90 Synthetic X X 193 Mobil 1® Synthetic 75W-90 X OEV5J6CO1788#5990 Mopar. These are characteristics published by the oil manufacturers and Red Line products share or exceed the minimum standards set by BMW. Only reason I'm asking is, I'm currently building a Ford 9" for a project vehicle and thinking about trying Red Line gear lube with my TruTrac instead of sticking with Amsoil. I'm not knocking Redline products. Amazon Royal Purple 01314 Synthetic Max-Cycle 10W30 Motorcycle Oil - 1 Quart $12. and new Frame from Toyota Rust Recall. Any thoughts anyone? The reported difference of 10W-30 vs 5W-30 for the AMSOIL, has nothing to do with wear. Amsoil 20w50 - felt same as the others, but car seemed to be happy on this oil for longer. Redline vs amsoil. 15/quart for Amsoil (through our Sponsors membership pricing) as opposed to $12. has established itself as one of the fastest-growing lubrication product lines in the consumer automotive aftermarket, featuring a line of engine oils, greases, gear lubes, problem-solving additives, and car-care products. Ulei Honda, Amsoil, RedLine, Silkolene, Fuchs 25-08-11, 15:13. 48/quart for Redline oil. Red Line's MT-90 Manual Transmission Fluid is a 75W90 GL-4 Gear Oil that provides excellent protection of gears and synchronizers and its balanced slipperiness provides a perfect coefficient of friction, allowing easier shifting and excellent protection and improved shiftability for manual transmissions and transaxles. I see a lot of comments here about Amsoil, I am curious if anyone is using Red Line? I have found an interesting article here that discusses "real world" performance vs Lab tests and suggests Red Line out performs Amsoil in real world application. J For what it is worth I used the redline MTL in the five speed, and 75w90 in the diff on my old 3 and had zero problems. High quality used parts for your sports / enthusiast car. For the longest time, conventional motor oils needed to be changed every 3,000 miles or 6 months, whichever came first. -Synthetic Gear Lubes- Viscosity @ 100°C/212°F (cSt), Viscosity @ 40°C/104°F (cSt): *Amsoil MTG Manual Tranny Gear Lube 75W-90 GL-4: 14. I used to think that Synthetic was the best choice (Mobil 1 etc. ( Redline MTL Vs Amsoil Synthetic SAE 75W-90 API GL-4) Click to expand No real answer to that - different oils have different purposes - drag racing, road racing, street driving, etc. Royal Purple is fine oil. A Study of Automotive Gear Lubes 4 MIL-PRF-2105E/ Brand API MIL-L-2105D SAE J2360 Batch Number GL-5 MT-1 Synthetic Candidates AMSOIL® Severe Gear® 75W-90 X X X LN 25902 Castrol® SYNTEC® 75W-90 X X MD62597BTW2578 GM® Synthetic Axle 75W-90 X 101006 Lucas® 75/90 Synthetic X X 193 Mobil 1® Synthetic 75W-90 X OEV5J6CO1788#5990 Mopar. Joined May 7, 2008 · 144 Posts. With the two that had used Amsoil, the owner of one of them was proud that Amsoil was all he had ever used in his T-5 since the car was new. I run Amsoil. 15/quart for Amsoil (through our Sponsors membership pricing) as opposed to $12. Red Line 0W30 meets BMW LL-01 FE standards and is SL/SM/SN and ACEA A5/B5 rated. Amsoil vs Mobil 1. Amsoil Or Royal. Redline vs. Red Line ATF C+ RON 67. 00/litre (quart) and Amsoil is $10. mobile1: OREnative: Normally Aspirated Powertrain: 8: 10-19-2005 05:58 PM: Redline and Amsoil prices and preferences: awd4ever: Service & Maintenance: 28: 12-18-2003 12:39 PM ('93-'01) Neo VS Redline VS. Jump to Latest Follow I use the Red Line shock proof in the gearbox because I dont need to change it very often and it's $15/qt. --scott--"C'est un Nagra. First of all, I hope Im not starting a religious war here over which brand is better. is it worth going with a class 5. He focuses on giving users better understanding on products they are using and ones they anticipate to buy. That said, Amsoil and Redline both offer excellent product lines. AMSOIL goes head-to-head with Royal Purple and Mobil 1. 80 Red Line Heavy ShockProof RON 88. Order AMSOIL oil and lubricants today and start experiencing the benefits of the best motor oil. Red Line Synthetic Oil 50305 - Red Line MT-90 Transmission Gear Oil Compare Transmission Gear Oil, 75W90, Synthetic, 1 Gallon, Each. Erik Buell is another good example as the crank issues in his hot twins were solved by a switch to Amsoil. Red Line Oil vs AMSOIL The test results below were obtained by an independent lab. The high performance oil business is very competitive and none of the top oils are "antiquated. Just because Amsoil or any others use group IV does not make it less of an oil than a group V for most uses. Should Mobil. You could easily go about 7k with your oil changes if you want smopar. Since I own a '98 4. 6 - 381,000+ miles- Pennzoil Ultra Platinum 5W-20/Wix 51372XP 2011 Shelby GT500 SVTPP - 705 RWHP - Amsoil AZF 0W-40/Amsoil EAO11. Out of all the oils tested AMSOIL is the only oil that can be changed just once per year where all the other oils would require an oil change a little more than. I can't speak for Redline - I'm using Mobil 1 Synthetic ATF in my trans and I will be putting SAF-XJ in the trans soon. 020(284ci) Stock HCI,Manley Pistons & H Beam Rods Polished Vortech V-2,Reichard 3. You get to "try the products out" at no risk to you. Before I get into my reasoning, take a look at this article I found on Mobil 1's website. The Cheapest Way To Purchase Amsoil. Redline vs Amsoil test results for coolant temperature reduction shows Amsoil Coolant Boost Out performs Redline Water Wetter. AMSOIL- the best name in synthetic motor oil, filters & performance products. Amsoil probably does get their base stocks from Mobil. I was a dealer for amsiol many years ago. Royal Purple vs. but if slightly better only, no point. For years Red Line advertised that they provided the best protection, but the results of the Four Ball Wear Test showed the AMSOIL Series 2000 20W-50 providing over twice the protection. Redline Oil RED40403 Two Cycle Kart Racing Oil - 16 oz Redline Oil 41205 4 Stroke Oil Kart WKA Approved Synthetic 1 gal Redline Oil 40W Racing 15W40 Motor Oil 1 qt P/N 10404 Redline Oil RED15204 5W20 Motor Oil - 1 qt. Amsoil is fine oil. It's the best motorcycle oil at this party, as long as AMSOIL doesn't show up. Redline has higher kinematic viscosity at both 40C (130 vs 119. I'm approaching the 10k service and plan to go to Redline 20w-50 simply because it is a good oil and I want a little higher viscosity due to the 110F (43C)+ heat here in Tucson, AZ in the summer. I've found plenty of discussion and comparasion on motor oil, but very little on transmission oil. Just because Amsoil or any others use group IV does not make it less of an oil than a group V for most uses. Plaza Autos have Amsoil full synthetic but in 5w30 and 10w30 weight. Jason is a talented and advanced author, blogger and auto expert. Expert Advice for your specific Application! 10 myths of synthetic oil. I have been using redline in all my bikes for the last ten years. Driven til 17500 miles. with royal purple it had oil residue all over the inside of it. 020(284ci) Stock HCI,Manley Pistons & H Beam Rods Polished Vortech V-2,Reichard 3. Enhanced Synthetic Oil is comprised of a group of highly skilled team of Engineers and Lubrication and Filtration Specialists. Not all that happy with the excessive valve train noise I seem to get from Mobil 1 and to a lesser extent, even Amsoil. I believe the Mobile 1 and Amsoil oils are 75w140 where as Redline is also avaliable in 75w250. I'd like to see a showdown with Redline since that's what I use. even todays dyno oils can go for 5k+ oil change intervals. the only experience i have had with amsoil is with a used DA100L that i bought. Thread starter ive thought about using amsoil but its $3. Biker Bob is correct except it should be 3. Simply put, viscosity is the oil's resistance to flow or, for the layman, an oil's speed of flow as measured through a device known as a viscometer. Redline Oil 50W Racing 15W50 Motor Oil 1 qt P/N 10504 Redline Oil 5W40 Motor Oil 1 qt P/N 15404 Redline Oil 60W Racing 20W60 Motor Oil 1 qt P/N 10604 Red Line R31-10204 1 qt. Spectro Oil T. Toyota oil vs amsoil. D: Don Dodge Dakota JOIN HERE 11/18/2002 21:17:04: RE: Redline vs. The factory stuff cabe out pitch black and changing the Amsoil greatly reduced the clunk sound this rear end is know for (same one in the CTS-V). Posts: 603 I run Amsoil on all components that requires oil on both of my cars. FREE AMSOIL CATALOG!!! HEALTH DIVISION OF AMSOIL INC. rpedersen · Registered. Redline's new information per their website:. The final factor to consider when comparing AMSOIL, Royal Purple, and Mobil 1 is the price per quart. Currently using the Amsoil ATF for quite some time now and just at the curious stage in replacing it with the Redline D4 ATF. Mobil 1 5-30 vs. However, its a little on the thick side. Quick Oil & Filter Ordering System. AMSOIL Synthetic Automatic Transmission Fluid. This standard describes the program’s performance requirements, explains the current engine oil service categories, shows how the marks are to be used, and explains the monitoring and enforcement program. Compatibility with non-metallic materials helps it extend the life of water pump seals. Redline D4 vs Amsoil trans. Synthetic oils have become ubiquitous in modern cars, and it's getting increasingly uncommon to find a new vehicle that doesn't come filled from the factory with synthetic oil. -Both meet Audi's standard for the DL501 gearbox. These are characteristics published by the oil manufacturers and Red Line products share or exceed the minimum standards set by BMW. AMSOIL- the best name in synthetic motor oil, filters & performance products. 91 Red Line 75W140 GL-5 Gear Oil RON 93. In 1986, Roy Howell, a Cornell graduate and chemist working for Lubrizol, was appointed as Chief Chemist at Red Line Synthetic Oil Corporation. 6 liter V8 240hp, and Mobil 1 in my 1996 Dodge Ram 3500 4X4 with a 5. (IMO) Red line synthetic snomobile oil will work very well in your sled I have a amost twin to your sled. For years Red Line advertised that they provided the best protection, but the results of the Four Ball Wear Test showed the AMSOIL Series 2000 20W-50 providing over twice the protection. If you enjoyed this Aston Martin V8 Vantage vs Jet Powered Rollerskates video then make sure to Like this page, share and leave a comment below!. Amsoil Signature Series 5w-30 vs Castrol Edge® with Titanium Fluid Strength Technology® Lucas Synthetic Mobil 1™ Extended Performance Pennzoil Ultra™ Petro-Canada SUPREME Synthetic™ Quaker State Ultimate Durability™ Red Line High Performance Motor Oil Royal Purple High Performance Motor Oil Valvoline SynPower® Full Synthetic Motor Oil Test Compare SAE 5W-30 motor oils. Royal Purple vs. I had been running MT-90 for a few months prior to this. Hi Guys, I now have 130 hours on my 04 FXHO Cruiser. The Amsoil product , however, lost less than 5 percent. #16oiltournament. IMO save money and do more frequent changes, because the cost with AMSoil is only justified if you keep that oil in there for 10, 15, or 20k miles. The difference between 10w30 and 10w40 is the thickness of the oil at operating/high temperatures, at which 10w40 is thicker than 10w30. 000 UPDATE LAPAK & HARGA GAN AGUSTUS 2016 :D Permisi agan semua Jangan lupa bookmark / save nomor ane, siapa tau suatu saat butuh barang yg ane jual ane Ready Stock Oli Amsoil Signature Series: Amsoil signature series 0W-20 (ASM) : 160rb Amsoil signature series 5W-30 (ASL) : 160rb Amsoil signature series 0W-30 (AZO) : 195rb limited SISA 1 botol Amsoil 4T series: Amsoil. 9 liter Cummins diesel 392hp (modified - last hp on dyno in 2004). anyone have a preference or know which one is better. I found threads that were half way left out with no conclusion, let this be. Amsoil VS Syn 3 So, recently I switch over from Amsoil to the Syn 3. AMSOIL Synthetic 10W-30 Motor Oil (ATM) and 10 competing conventional, synthetic and synthetic blend 10W-30 motor oils were subjected to a series of motor oil tests. -Both meet Audi's standard for the DL501 gearbox. What is interesting is Moil 1 has "Molybdenum", another anti-metal wear agent where Amsoil has none. 5 (Pour Point -44°C). i now use the leftover klotz and amsoil to lube my chain, and as a lube when drilling steel. com 42404 - Red Line High Performance Motorcycle Oil $11. Purchase the $10 preferred customer membership. I use Valvoline 10W-30 VR-1 Racing Oil. Help! Redline 5w-30 vs Subaru 5w-30. Both Amsoil and Redline have low NOACK volatility ratings of about 6%, and high VI index of 185-186. 5 (Pour Point -44°C). Page 2 of 2 < Prev 1 2. At this time, late October 2006, it appears that our old staple, Castrol, has reduced the ZDDP in GTX to about half what it used to be. This is NOT a Redline vs. Currently using the Amsoil ATF for quite some time now and just at the curious stage in replacing it with the Redline D4 ATF. Install belly pan. = dump the same oil in both sides. Simply put, we reformulated Signature Series Synthetic Motor Oil to solve problems. 000 UPDATE LAPAK & HARGA GAN AGUSTUS 2016 :D Permisi agan semua Jangan lupa bookmark / save nomor ane, siapa tau suatu saat butuh barang yg ane jual ane Ready Stock Oli Amsoil Signature Series: Amsoil signature series 0W-20 (ASM) : 160rb Amsoil signature series 5W-30 (ASL) : 160rb Amsoil signature series 0W-30 (AZO) : 195rb limited SISA 1 botol Amsoil 4T series: Amsoil. AMSOIL Extended Life Series. Expert Advice for your specific Application! 10 myths of synthetic oil. Redline 75w80 and others have said it's much smoother shifting. I just noticed the Quaker State last night on one of my 3 A. Joined Nov 26, 2004 · 32 Posts. As I understand it, Amsoil and Mobil use a polyalphaolefins (PAOs) as their base stocks, whereas Redline uses polyol ester base stocks. Back Story: 2500 miles, OEM fluid drained, replaced with Amsoil 75-90 SAE (changed during May/June - WARM for the NE). The difference is a solvent is fast acting while a detergent needs time(so, if you use a PEA containing/formulated fuel system cleaner like Techron or Red Line’s SI-1 or Amsoil Pi, as some of the favorites that I know of). Wear Test Comparison - AMSOIL vs. redline oil amsoil signature 5W20 PAO Ester oil testing Lab testing Blackstone labs Signature ford edge Lincoln MKX Ford Edge ST Ford Edge sport Ford performance used oil testing high mileage oil. D: Don Dodge Dakota JOIN HERE 11/18/2002 21:17:04: RE: Redline vs. 7424 Freedom Way, Fort Wayne, Indiana 46818, United States. AMSOIL Synthetic Motor Oil and Filter: The Final Take Overall, we were satisfied with this motor oil. Back to Redline and oil pressure is back up to exactly where it has always been. Save the "he said, she said, I've got a friend" speculation for another thread. the great thing about AMSOil is that you can (if you want) run it for 25k miles. EricZoom · Registered. Liqui Moly HD-Classic SAE 50 Street 3. Amsoil MTG and Redline MT90 are both synthetic 75W-90 GL4 manual transmission lubricants. My gears are very notchy and not silky like amsoil delivers. Here is my challenge to everyone, Google amsoil versus any oil, or amsoil versus whatever. RED LINE OIL quart=946ml quart RON Red Line 0w-30 Motor Oil RON 70. Mobil 1 on the dyno. 1999-2001 Ram NV5600 Specs: RPM Comparison 5-speed vs 6-speed *Several people on the TDR forum have reported success with Amsoil Series 3000 5W-30 engine oil. Plaza Autos have Amsoil full synthetic but in 5w30 and 10w30 weight. As shown above, Redline claims the D4 ATF synthetic oil is suitable for use where Dexron III is recommended, that seemed good enough for me. the only experience i have had with amsoil is with a used DA100L that i bought. FREE AMSOIL CATALOG!!! HEALTH DIVISION OF AMSOIL INC. Wondering what everyone's opinions were in regards to redline vs amsoil or any other options out. AMSOIL MTG is the replacement fluid for GM part #12346190 and Chrysler part #4874459 (Chrysler specification #MS-9070). Current Red Line guy for the scoot. ) Synthetic vs Ester-Synthetic (vehicles, 2012, gaskets, hybrid car) - Automotive -Sports cars, sedans, coupes, SUVs, trucks, motorcycles, tickets, dealers, repairs, gasoline, drivers. He is determined in researching thousands of products so as to. the Redline MT-90 I was using in the transmission of my 92T. SE, Amsoil, Redline and Syn3 are waaaay overpriced when you can get M1 at Walmart for less than half the price per qt and the same if not better quality. I have had awesome experience with, Redline, Amsoil, and Motul fluids. Amsoil, Red-line, or Royal Purple? 4. Spectro 6 speed 75w140 is almost the same as Amsoil 75w140 and with in $1 of each other. Redline vs. For all the derision heaped upon the internal-combustion engine, it remains our primary mode of propulsion. The "50" refers to the thickness of the oil when the motor has been running. Mobil 1 lab testing. Only reason I'm asking is, I'm currently building a Ford 9" for a project vehicle and thinking about trying Red Line gear lube with my TruTrac instead of sticking with Amsoil. 1999 Corvette C5 Used Oil Analysis Comparison. Note: This information was provided by AMSOIL, Inc. Amsoil low viscosity ATF is a full synthetic and I believe will provide superior protection to the Mercon. My web research reveals that while Mobil 1 Syn is one of the best oils available, it seems to compete head-on with Amsoil Synthetic. 6M more revenue vs. I just did my 10,000 mile service and put in Redline 20w-50 motorcycle blend due it being a true group five synthetic oil. As I was cruising around looking for a place that carried the stuff I wanted I came across Maxima selling what they called "Fork Fluid" as well as another roduct they called "Shock Fluid". Looking to buy Schaeffer’s oil online – you’ve come to the right place! Buy your favorite Schaeffer products directly through our online store. AMSOIL Signature Series – 25,000 Mile Oil Change. I will say the first day with redline I was missing the amsoil. The difference is a solvent is fast acting while a detergent needs time(so, if you use a PEA containing/formulated fuel system cleaner like Techron or Red Line's SI-1 or Amsoil Pi, as some of the favorites that I know of). Red Line Professional Series 5W40 is BMW approved! While the Red Line High Performance series of oils exceed factory standards, they cannot be factory approved. Back Story: 2500 miles, OEM fluid drained, replaced with Amsoil 75-90 SAE (changed during May/June - WARM for the NE). For years Red Line advertised that they provided the best protection, but the results of the Four Ball Wear Test showed the AMSOIL Series 2000 20W-50 providing over twice the protection. Amsoil is it's equal for normal and even extreme uses for the vast majority of people. AMSOIL synthetic oil dealer located in the Woodbridge, VA area at Ismael Gomez. After a quick internet search, it was interesting to see that many oil manufacturers (Redline, CAM2, Valvoline, Amsoil, SuperSyn, etc. Smooth, accurate shifting due to the special additives for the synchros. Synthetic Winners: Amsoil Oil Signature series and Amsoil European Car Formula. With AMSOIL Synthetic Motor Oil, engine life can be extended and major repairs are often reduced. Redline SI-1 and other PEA cleaners (Regane, Techron, BG44K, etc) are used primarily to clean out from the gas tank to the injectors to ensure proper fuel readings and delivery. Oil, Synthetic? Mobil 1? Amsoil? or ? Went to get some oil, and so many oils, wanted to get some input. Tests show that AMSOIL 10W-30 Synthetic Motor Oil has better antiwear performance than all other oils tested. Red Line vs Amsoil vs Royal Purple? Jump to Latest Follow 1 - 11 of 11 Posts. For years Red Line advertised that they provided the best protection, but the results of the Four Ball Wear Test showed the AMSOIL Series 2000 20W-50 providing over twice the protection. 3% greater than Amsoil (5 vs 4. I changed from M1 to redline. Amsoil low viscosity ATF is a full synthetic and I believe will provide superior protection to the Mercon. Royal Purple vs. I prefer the AMO because it gives better protection. A comparison also reveals the total cost of using AMSOIL Synthetic Motor Oil is less over 25,000 miles than all the competing motor oils. My dad runs an 8 sec. Amsoil is a true synthetic and it's great stuff. Driven til 17500 miles. Fully tested, detailed photos, accurate descriptions, and fast free shipping on most items. Dunno, but at some point I'd like to see a comparison between the Red Line, Royal Purple, Amsoil, Mobil 1 and (conventional petroleum) Pennzoil types. Purchase the Red Line Synthetic Motorcycle Oil at J&P Cycles, your source for aftermarket motorcycle parts and accessories, with free everyday tech support. Geo goes 362,000 miles. 10 synthetic oils compared! Castrol Edge with Titanium Fluid Strength Technology, Lucas Synthetic, Mobil 1 Extended Performance, Pennzoil Ultra, Petro-Canada SUPREME Synthetic, Quaker State Ultimate Durability, Red Line High Performance Motor Oil, Royal Purple High Performance Motor Oil, Valvoline SynPower Full Synthetic Motor Oil & AMSOIL Signature. Red Line MTL 75W80 GL-4 Gear Oil: Manual Transmission Fluid. What is the impact of synthetic oil to PVC product, especially in the PVC pipe? Suggest merger. BestGen, Mar 4, 2019 #3. This is NOT a Redline vs. To fill and check the level of the VW automatic transmission fluid you have to remove a plug on the side or bottom (location depends on model and if you have an automatic vs. mobile1: OREnative: Normally Aspirated Powertrain: 8: 10-19-2005 05:58 PM: Redline and Amsoil prices and preferences: awd4ever: Service & Maintenance: 28: 12-18-2003 12:39 PM ('93-'01) Neo VS Redline VS. has established itself as one of the fastest-growing lubrication product lines in the consumer automotive aftermarket, featuring a line of engine oils, greases, gear lubes, problem-solving additives, and car-care products. Oil experts: Amsoil vs. Redline; If this is your first visit, be sure to check out the FAQ by clicking the link above. I've been looking into oil and trany oil for a while and have tried Redline, Spectro and M1 I like Spectro, M1 and Amsoil. will have different requirements. a- Standards, shown in black are established by API, SAE and others. using a OD transmission with the 4 speed axle will decrease off-the-line acceleration (though once you're moving, the gears are. Looking to buy Schaeffer’s oil online – you’ve come to the right place! Buy your favorite Schaeffer products directly through our online store. If I had a serious off-road buggy or rock climber or anything else that is beaten I, without a doubt, would be running Redline in everything. RoyalPruple Synthetic is a top competitor of AMSOIL. Common Maintenance Information. Product Highlights A fuel efficient automatic transmission fluid recommended for GM, Ford and Toyota transmissions where lighter viscosity oil is required. AMSOIL Clothing. Red Line Oil vs AMSOIL The test results below were obtained by an independent lab. Changing from Redline to Amsoil. Ranges, shown in green, represent the high and low data for the 7 major brands of synthetic API SN ILSAC GF-5 tested in February 2013. Does AMSOIL really work? Frequently Asked Questions. Jump to Latest Follow 1 - 6 of 6 Posts. Geo goes 362,000 miles. Today I purchased 7 quarts of Valvoline VR1 20W-50 at AutoZone for $2. I'm sure Amsoil is a decent and even great oil, but can we stop the Jim Jone's koolaid events over it's greatness. I just placed an order for some Silkolene fork oil to rebuild my Boxxer with. In a head to head test of AMSOIL vs Royal Purple who comes out on top? As you already know this is a very touchy subject. This standard describes the program’s performance requirements, explains the current engine oil service categories, shows how the marks are to be used, and explains the monitoring and enforcement program. Mind you, I don't expect to feel much of a difference. Red Line 0W30 is similar to the BMW 0W30 but is formulated for high performance engines. manual transmission) of the transmission drain pan. Harley Screamin’ Eagle SYN3 The introduction of Screamin’ Eagle® Synthetic Lubricant by Harley-Davidson® indicates the Motor Company has finally recognized the benefits of running synthetic motorcycle oil in their air-cooled engines. RoyalPruple Synthetic is in the Retail Distributors industry. FS: Amsoil Synchromesh and Redline Lightweight Gear Oil: EdsWRX: Private 'For Sale' Classifieds: 6: 02-20-2006 07:47 PM: redline Vs. Redline Oil 50W Racing 15W50 Motor Oil 1 qt P/N 10504 Redline Oil 5W40 Motor Oil 1 qt P/N 15404 Redline Oil 60W Racing 20W60 Motor Oil 1 qt P/N 10604 Red Line R31-10204 1 qt. including a direct used oil analysis comparison of Mobil 1 vs AMSOIL in my 2006 CTS-V daily driver. READ THIS IF you use Redline oil and Puralator So I just picked up my 370 today and went to my friend's mechanic shop that he runs now. I know there are folks on this forum who use Mobil 1 Syn. After about a 20plus minute hard drive with my car getting the tranny fliuid nice n hot then redline starts feeling nice n slick. Attention Red Line Oil customers: Please be advised that we are not accepting walk-in customers at our Benicia office at this time due to COVID-19. Who ends up as the winner? Both Royal Purple and Amsoil are leaders in the synthetic motor oil market. the Amsoil and redline oils are expensive, but you can use them longer. 50 a quart, it is a few dollars more expensive than what we usually pay, but it did its job of protecting the engine. the motul has friction modifiers whereas the amsoil does not. 2001 F150 Supercrew 4. Initial Redline testing of an unused sample of AMSOIL Series 2000 20W-50 Racing Oil in the ASTM D4172 Four Ball Wear Test yielded results consistent with those appearing on the Series 2000 label. BestGen, Mar 4, 2019 #3. I know amsoil says they will stand behind the products. ATM 10W-30 is one ot the A series oils. A weight of 30 when hot is very common, and ideal for many engines -- but if you're having problems with engine wear or leaks, the 10W40 oil will provide more protection for a running engine. The improvement in shift quality was extremely noticible so I stuck with it. With this exclusive pedigree in innovation and continuous research into improving performance, its no wonder that AMSOIL has one of the best Synthetic oil ranges on the market today. Location: Albany, OR. Out of all the oils tested AMSOIL is the only oil that can be changed just once per year where all the other oils would require an oil change a little more than. Discussion Starter • #1. Different results from one test to another indicate an emphasis in one area of performance does not correspond to increased performance in other. He's a honest fellow that knows a lot, and he questioned me about why I got the redline and puralator. These have been known to "improve" shifting. Automotive Oils Surprising New Evidence on the Viscosity-Retention Question This article is from the February, 1994 Motorcycle Consumer News in the article "Motorcycle Oils vs. Save Share. 6L Tech ' started by mAnYsTyLeS , May 22, 2008. Harley Synthetic Oil Wear Test Comparison – AMSOIL vs. If you don't feel any slippage with your clutch, I'd ride it out till next change my self. this page should be merged with motor oil. What makes them one of the best available is that these products are researched and blended specifically. Redline Oil RED40403 Two Cycle Kart Racing Oil - 16 oz Redline Oil 41205 4 Stroke Oil Kart WKA Approved Synthetic 1 gal Redline Oil 40W Racing 15W40 Motor Oil 1 qt P/N 10404 Redline Oil RED15204 5W20 Motor Oil - 1 qt. Amsoil, Redline and Syn3 are waaaay overpriced when you can get M1 at Walmart for less than half the price per qt and the same if not better quality. Red Line Oil. The lightweight shockproof acts like a 75W140 but with a lower internal friction, and has a good capacity for high load transmissions and differentials. 1; 2; Next. redline-vs-amsoil redline-vs-amsoil. RoyalPruple Synthetic was founded in null, and is headquartered in Saraland, Alabama. Toyota oil vs amsoil. That said I've been very happy with the switch so far, it seems to be excellent oil with low smoke and excellent thermal properties. Amsoil and Royal Purple are constantly mentioned however looking at their website I can't find if either of these actually meet the MS-9224 spec. Last edited by nsxsupra; 08-12-2006 at 00:52. In the document below, Pennzoil synthetic 75W-90 GL-4 comes out on top but I haven't been able to find it in a quantity less than 5 gallons. Amsoil VS Redline - which one is better after viewing this data? Discussion in ' 2005+ Mustang GT 4. 4 litres (1 gallon) Was. All 3 good lubricants. 5 quarts in the oil tank with a new filter. The reasons for my choice are many. These have been known to "improve" shifting. You may place an order at redlineoil. In fact, I always run Amsoil. Cheap Insurance!. Formulated anti-wear chemistry and friction modifiers guarantee stable friction performance in modern transmissions. Harley Synthetic Oil Wear Test Comparison – AMSOIL vs. i ran it in mine for 10K and the oil looked brand new when. AMSOIL recommends AHR SAE 60 or MCV 20W-50 motorcycle oil for all these older models. Give it some good stuff. Amsoil SVG. The competing oils included petroleum-based Castrol GTX, Chevron Supreme, Havoline, Formula Shell and Pennzoil, as well as synthetic-blends Trop Artic and Motorcraft, and full-synthetic Pennzoil Platinum, Quaker State Advanced. -Synthetic Gear Lubes- Viscosity @ 100°C/212°F (cSt), Viscosity @ 40°C/104°F (cSt): *Amsoil MTG Manual Tranny Gear Lube 75W-90 GL-4: 14. Amsoil European Car Formula 5W-40 Classic ESP Synthetic Motor Oil provides exceptional performance and protection for gasoline and diesel European vehicles. How accurate this info will be for you is up to you to decide. RoyalPruple Synthetic is a top competitor of AMSOIL. For the longest time, conventional motor oils needed to be changed every 3,000 miles or 6 months, whichever came first. Which is Better? ('93-'01) Neo VS Redline VS AmsOil: harrydog: Impreza Forum: 1: 06-06-2001 12:09 AM: All times are GMT -4. And, despite the gains of hybrids and electric vehicles, it will remain so for the foreseeable future. After about a 20plus minute hard drive with my car getting the tranny fliuid nice n hot then redline starts feeling nice n slick. As can be seen in the link in my above post, at 15 micron, the AMSOIL EA filters at almost 99% effeciency vs about 80% for conventional glass media. AMSOIL- the best name in synthetic motor oil, filters & performance products. AMSOIL synthetic oil dealer located in the Woodbridge, VA area at Ismael Gomez. From what I can gather. When AMSOIL created the 20W-50 Racing Oil, it seems the competition got upset with the testing results showing it's better protection. The AMSOIL Online Product Application Guide gives you fast, easy access to vehicle data. SE syn3 vs Redline. If you use any current Web Browser and search for "Synthetic Definition" you will get well over a million hits !If you take time to read at least the first few definitions, which most likely will be from a "Dictionary" web, you will find that not every Dictionary has "exactly" the same definition, and that there is actually quite a variety and range of "definitions". using a OD transmission with the 4 speed axle will decrease off-the-line acceleration (though once you're moving, the gears are. The top 3 contenders are Mobile 1, Redline, and Amsoil. Royal Purple is fine oil. Joined Sep 11, 2018 Messages 21 Reaction score 2. Your best source to Buy AMSOIL in Bulk at Wholesale Prices - 30-Gallon Drum, 55-Gallon Drum and 275. This non-slip formula is formulated for shear stability, less gear noise and consistent viscosity. If you go to the web pages you can ask what fluid to use in your car, and they will tell you if it's good or bad and what's best for your car. I've found plenty of discussion and comparasion on motor oil, but very little on transmission oil. I know cohorts of Amsoil fans will flock in here everyone is entitled to their own opinion. Engine break-in. They have a base oil that only a few oil manufactures use. Red Line Big Twin 20W50 Power Pack Looking for cooler operating temperatures, better shifting, less noise and less wear. Today I purchased 7 quarts of Valvoline VR1 20W-50 at AutoZone for $2. Red-Line MTL (50204) Red-Line MT90 (50304) Amsoil hand transfer pump (G2039). Amazon Royal Purple 01314 Synthetic Max-Cycle 10W30 Motorcycle Oil - 1 Quart $12. there is a reason redline oil is the most expensive! you get what you pay for. Since air-cooled engines run at a hotter temperature, it just makes sense to use the best oil product. com and add a P. AMSOIL vs Mobil 1 - Which Oil Protects Best and Saves You Money? AMSOIL signature series synthetic motor oil is recommended for 25,000 miles or one year of service under normal service. Redline 75w80 and others have said it's much smoother shifting. Joined Apr 8, 2009 · 129 Posts. Show Printable Version; 01-21-2005, 02. Based on another check of the Amsoil site, 75W-140 is the viscosity they recommend for your application. Plaza Autos have Amsoil full synthetic but in 5w30 and 10w30 weight. My dad runs an 8 sec. And, despite the gains of hybrids and electric vehicles, it will remain so for the foreseeable future. 00 01 2000 2001 dodge neon automatic transmission (fresno) $100. These companies are still charging the "newest and greatest" oil prices when there's other alternatives. 99 quart at your local car store). The safest bet right now seems to be either the use of Redline (synthetic) or Valvoline VR1. Its frictional properties deliver smooth shifts and it helps quiet transmission noise, letting riders focus on enjoying the ride. 20w50 in the motor MTL in the primary (same as primary lube in the bike pak) heavy shockproof in the trans. Has 1400 PPM of Zinc and 1300 PPM os phosphorous. com has the best Synthetic Gear Lubes available like the AMSOIL Severe Gear® Gear Lube for your differential which Offers Superior Gear and Bearing Protection. Further if Amsoil can last that long, so can Mobil 1, and probably many other oils. tidefan1967 likes this. Mobil 1 5-30 vs. Amsoil Or Royal. Not all that happy with the excessive valve train noise I seem to get from Mobil 1 and to a lesser extent, even Amsoil. The program’s requirements are described in API 1509, Engine Oil Licensing and Certification System. Lucas Pure Synthetic Gear Oils are super-slick, long lasting lubricants designed especially for heavy. At what price point would a 1 year / 20,000-mile point be worth it? Right now two other manufacturers, Amsoil and Redline, have an oil that can go 25,000 miles between oil changes. All 3 good lubricants. Thank you in advance for your thoughts and opinions. It would seem that Redline is the smaller of the two companies and Amsoil is the giant via advertising. I'm approaching the 10k service and plan to go to Redline 20w-50 simply because it is a good oil and I want a little higher viscosity due to the 110F (43C)+ heat here in Tucson, AZ in the summer. If ever there was a debate about the best synthetic oil, the Amsoil vs Mobil 1 Synthetic Oil Comparison clearly gets the most attention. AMSOIL FOR BUSINESSES AMSOIL FOR RV AMSOIL FOR MOTORCYCLE AMSOIL FOR HEAVY EQUIPMENT Be A Dealer AMSOIL For Snowmobiles Central Iowa Diesel Performance AMSOIL BYPASS OIL FILTER AMSOIL HOW ITS MADE AMSOIL VS The Competition Konnor Hagins Racing Albia Iowa Rathbun Karting V-Twin Motorcycles. I was a dealer for amsiol many years ago.