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Gmiller, you are trying to argue with guys who have been riding and wrenching on bikes for many years. It will be interesting to see if your bike shifts differently once you make the switch to Amsoil. What Factors Were Considered To Choose The Best Oil For Harley Davidson Twin Cam? Does that mean they wouldnt pony up for the testing to use those seals? Correct Oil For Harley Primary and Transmission. When pumped, it moves from the crankcase to the transmission and then to the clutch, where it lubricates and cools the engine components. I know some guys swear by certain brands and others hate "Scamsoil", but what do you guys run for primary and tranny lubricant? But, if you're using standard (non-synthetic) 15W-40 heavy duty diesel oil then you can go real cheap.
"MCV"AMSOIL 20W-50: 18. Just switched in the motor) but with a wet clutch you risk clutch slippage. View Full Version: Formula + Alternatives. The clutch seems to engage earlier and more smoother. They're cheaper than fully synthetic oil, but don't reach the same levels of performance and engine protection. This reduces cost and results in fewer half-used bottles of oil lying around the garage. Labeled by the lubricant manufacturers. I don't know if Redline or Brad Penn lists specifications as I have never used them. Provides Excellent Wet-Clutch Performance. How to change harley primary oil. Finally, if you don't mind 0. Harley Davidson engines are subjected to high temperatures, which can cause wear scars and residue formation when you use mineral or semi-synthetic oils.
My wife has a Suzuki Intruder. Harley Davidson suggests that you should always use 20W-50 full-synthetic oil for the Twin Cam engine. Remembering to buy one lubricant is far easier than remembering three. Despite these benefits, some riders question the practice of using one lubricant in all three areas of their bikes. If someone sells you the wrong oil, not only can you have mechanical problems depending on your maintenance, but you can have your warranty voided. Which Engine Oil To Use For Harley Davidson Motorcycles. The primary oil does not mix with engine oil.
Blends are a mix of natural and synthetic oils. They think that their engine is "tuned" to the oil's chemical composition or whatever. By keeping an eye out for the signs and changing the oil when necessary, you can keep your Harley running smoothly for years to come. The performance of the oil is directly related to the products used in its formulation. 44mm wear scar test result of Mobil 1, you must get it now for the best available price. Harley Davidson is one of the most popular brands and Harley owners are passionate bikers. Best primary oil for harley davidson. Mobil Oil got around this requirement, for a while, with the European Formula Mobil 1, since the European oils were still into wear prevention and performance rather than pollution control. A company like Lubrizol sells a pre-approved additive package to a blender.
Now if H-D was to openly print specifics of their lubricants vs the other brands [by name] many of us have or is using proving their stuff is better, I'd be happy and content with the H-D lubricants at whatever cost. Let's dive into the details. High-Performance Lubricant for Motorcycle Engines, Transmissions and Primary Chaincases. AMSOIL 20W-50 has a viscosity of 18. Could you show me how I am wrong, rather than roll eyes. Castrol 20W-50 Synthetic oil has a perfectly balanced formula to protect all 3 critical zones, namely engine, gearbox, and clutch. Harley Primary Oil 101 + 3 Signs of Low Harley Primary Oil. There are no close stores for motorcycle oil, but the local truck stop has heavy duty 15W-40 diesel oil available. Could be genetics, or environmental issues. I don't know why I waste my time posting pics to show you you are wrong, but here we go. Eventually, you will be doing your sweet old' Harley more damage without even knowing the cause in the first place. The transmission, clutch, and primary chain are housed in a totally different compartment and use a totally separate and different type of oil, sometimes refered to as gear lube.
In comparison, the chemical composition of a motorcycle engine oil and a motorcar engine oil is also different. The XL 5-speed is just noisy. Once you find the dipstick, pull it out and wipe it off with a clean rag. I, at least, didn't misinterpret what you meant but I suppose others might have. If you'd like to remain anonymous, send us an email. What oil to use in harley primary. But you dont trust them to sell you good oil to put in it? Viscosity is the main difference between motor oil, heavy synthetic gear oil, and primary oil. I don't see that the holes you see go anywhere. Rocketman-- You're embarrassing your parents. 8th February 2009, 00:43. gmiller is an idiot!
It is contains additives to prevent wear and the 100% synthetic base oil will not shear down (thin out). If you don't change your Harley's primary oil on time, it could damage your bike. Summary: Rust, wear, friction, and overheating are the main enemies of all engines. Engines need to be lubricated at all times and oils serve this exact purpose, making sure all the different parts are working as they should. What Is The Right Viscosity For A Motorcycle Engine Oil?
Mr Miller, Pull that hex plug with the magnet on it on the left side of the primary case below the derby cover and let er drain real good then put the plug back in. Then, reinsert the dipstick inside the primary case cover and pull it out to check the oil level. I still have the noticeable "clunk" when changing gears but that's to be expected from a Sporty. More viscous would be thicker. Oil seems to be a very personal issue to everybody (even when and where to place it and how much to use). No clunks, just a crisp *snick* into every gear. 30th January 2009, 10:27. gmiller, you could benefit from looking at your Sportster and the owners manual so that you would have some understanding of how all of this works on a Sporty.
106 years of engineering, I use Harleys Syn3. Do one, and then come back and explain how many drain plugs your bike has. Keeping oil fresh in your Harley is crucial. Engine Oil Related Videos. Some tout the use of automatic transmission fluid (ATF) in Harley primary chaincases. Here's why: Primary oil is responsible for lubricating the engine and transmission. Rocketmangb-----Try to explain how primary oil gets to the tranny which is inside the engine. Or is AMSOIL V-Twin 20W-50 acceptable for primary and transmission use? They are created to withstand temperature changes at different rates. You must be right on the money!
For those not familiar with what's in a typical ATF, Formula+ is pretty darn close, which would explain why clutch feel and shift quality seem to be so good with Formula+. There is absolutely no downside to going the 20W-50 route. Convenience: One Effective Product For Everything. An SAE 50 motor oil is roughly the same actual viscosity (thickness) as an SAE 90 gear oil. By the way, if you ever spill gear oil in your car, burn the car. Fresh primary oil lubricates the transmission and clutch. Nevertheless, there are certain specs (like volatility) that only the better base oils can meet, e. g., Group II vs Group I. That myth is scientifically and chemically untrue. Can you imagine an automobile manufacturer keeping such secrets in an attempt to sell only their own lube? Or, are you too confused about choosing the best lubricant among so many options? One is that the clutch always drags a little by design and the other is that the engagement dogs in the gear box make more noise when shifting as a result of that clutch drag.
Harley-Davidson recommends changing the primary oil on its motorcycles every 5, 000 miles under normal riding conditions. For riders who desire the simplicity and convenience of using one lubricant for all three areas, following our primary recommendation of 20W-50 Synthetic V-Twin Motorcycle Oil in all three areas is the best choice. You will also notice traction issues, overheating and many other mechanical failures.