Question: How Do You Add Oil To A Harley Davidson Primary?

What oil do I put in my Harley primary?

The first and best substitute is using synthetic oil for the engine.

That means the recommended 20W-50 rated oil is the best option for any Harley Davidson model out there.

However, according to some experts, it is also an excellent option to use the transmission fluid as a primary oil..

How often should you change primary oil in my Harley?

(Mobil 1 V-Twin) and the syn oil from HD for the primary. For years 2005 and earlier, the interval is 5,000 miles. In 2006 the tranny gears were changed to helical cut and the interval was increased to 10,000 miles. This information is in both the Owners Manual and the Factory Service Manual.

Can I use car oil in my Harley?

Although you can temporarily use motor oil, it may end up damaging your bike. If you want an oil to use in all weather conditions they recommend that you should use SAE 20W50. For low temperatures, Harley recommends SAE 10W40, which prevents low-temperature issues.

What weight is Harley Davidson primary oil?

Answer: For any Harley Twin-Cam engine, we highly recommend using AMSOIL Synthetic 20W-50 in “all three holes” (as they put it) for two essential reasons.

What is primary fluid Harley?

Likewise, AMSOIL Synthetic V-Twin Primary Fluid is designed only to protect primary chaincase components. Its viscosity is similar to an SAE 50 motor oil. Formulating it as a straight-weight lubricant naturally offers an advantage in shear stability over other multi-viscosity lubricants.

How much oil goes in a Harley primary?

Fill the primary with oil Harley Davidson Softails require one quart of primary fluid. Be sure to check your owner’s manual or the AMSOIL Product Guide for the correct primary oil capacity for your bike.

How much oil goes in a Harley transmission?

When filling the transmission, use Harley-Davidson TRANSMISSION LUBRICANT (Part No. 99892-84 (qt.) or 99891-84 (gal.)). The transmission fluid capacity is approximately 24 ounces (0.71 liters). Inspect o-ring for tears or damage.

What is the best oil for Harley Davidson?

1. Mobil 1 96936 20W-50 V-Twin Synthetic Motocycle Motor Oil – 1 Quart (Pack of 6) Mobile 1 V-Twin synthetic motorcycle oil is tailored to offer optimal performance to your Harley Davidson.

Can I use gear oil in my Harley transmission?

Our answer: It is perfectly acceptable to use 75W-140 gear oil in Harley-Davidson transmissions. … For instance, AMSOIL V-Twin Synthetic Transmission Oil is an SAE 110 gear oil. Let’s discuss the pros and cons of going with 75W-140.

Can you use ATF in Harley primary?

The viscosity in ATF generally is too low to recommend for using in the primary case. After reading a number of threads about ATF in the primary, I gave it a shot. I have run Harley’s primary / transmission fluid in the primary since I bought the bike, and to be honest, the bike has run just fine.

What does the primary do on a Harley?

The primary drive consists of an engine output sprocket (attached to the crankshaft), clutch assembly, roller chain (or belt) and usually a housing that encloses the entire assembly. The purpose of the clutch is to engage the primary drive to the transmission.