How Often Should You Change Primary Oil In My Harley?

How often should I change transmission fluid in my Harley?

The owner’s manual tells you to change your engine oil every 5K miles, primary every 10K and transmission every 20K.

Since you’re changing your engine oil at 3K miles, you should change the primary every 6K and the transmission every 12K..

What is the best transmission oil for Harley Davidson?

The Best Oil for Harley Transmission ReviewsRed Line 42804 V-Twin Transmission Oil. Check Latest Price. … Red Line 90226 V-Twin 20w50 PowerPack Oil. Check Latest Price. … Bel-Ray Big Twin Transmission Oil. Check Latest Price. … Spectro Oil R. HDPG6. … Maxima Racing Oils. Check Latest Price.

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.

Is Harley syn3 full synthetic?

TESTED-CERTIFIED for use in Harley-Davidson® engine, primary chaincase and transmission applications, Screamin’ Eagle® SYN3® Full Synthetic Lubricant makes changing and topping-off fluids a simple one-product process. SYN3® lubricant can only be purchased at your local dealer.

How do you check the oil level on a Harley Davidson primary?

Remove 5 derby cover retaining screws, stand bike up straight, lube level should just be touching the outside diameter of the clutch shell. My 2000 manual as says you can measure 2-3/4″ down from the clutch center. My 2000 manual as says you can measure 2-3/4″ down from the clutch center.

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.

What is the best oil for Harley primary?

Answer. You actually have a couple of choices for the primary drive. The optimum product would be Mobil 1 Racing™ 4T 10W-40 motorcycle oil, but it is also okay to use Mobil 1™ V-Twin 20W-50.

Can I use Mobil 1 V Twin in my primary?

As long as you use the Mobile 1 V-twin oil and not the regular Mobile 1. The regular stuff has friction modifiers that will make your clutch slip if you put it in the Primary.

Who makes Harley syn3 oil?

AMSOIL INC.AMSOIL INC. has 40 years of experience providing superior lubricating protection for all brands of motorcycles, and AMSOIL Synthetic Motorcycle Oils have been tested in millions of over-the-road miles.

Can I use Mobil 1 in my Harley?

Applications. Mobil 1 V-Twin 20W-50 is specifically recommended by ExxonMobil for lubrication of four-stroke motorcycle engines in high performance motorcycles. Recommended by ExxonMobil for use in Harley-Davidson.

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.

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.

Can I use car oil in my Harley?

The type of oil that you use on your Harley should be motorcycle oil. 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.