There is no economy in using a cheap oil
AMSOIL synthetics offer increased lubricity and high heat protection, exceptional cleanliness, and rust protection that equipment is prone to during storage.

SERVICE LIFE

For on-road use in engines and transmissions, change AMSOIL Synthetic Motorcycle oil and AMSOIL engine oil filter at twice the motorcycle manufacturer change interval or one year, whichever comes first. Change other brand oil filters at standard intervals.

For off-road use in engines and transmissions, change AMSOIL Synthetic Motorcycle oil at the standard motorcycle manufacturer change interval. For racing or in engines modified from the original factory design, no change interval recommendation is made. Oil changes are at the owner’s discretion. For Big Twin Harley-Davidson transmissions only, follow the Harley-Davidson recommended drain interval for synthetic oil of up to 20,000 miles or one year, whichever comes first.

AMSOIL 10W-40 Synthetic Motorcycle Oil (10W40)
Recommended for liquid or air-cooled 4-stroke engines. It meets SAE 80W/90, API GL-1 gear oil requirements and is recommended for transmissions on both 4- and 2-stroke motorcycles. AMSOIL MCF is recommended for Honda ®, Kawasaki ®, Yamaha®, Suzuki®, BMW®, Husqvarna®, Victory® and other motorcycles where 10W-40 or 20W-40 engine oils or SAE 80W/90, GL-1 gear oils are used. API SG, SL/CF, CG-4; JASO MA/MA2; ISO-L-EMA2; API GL-1 Comes in Quart bottle, 1-Gallon bottle, 12xQuart bottle case, 4x1-Gallon bottle case, 30 & 55 gallon drums.

AMSOIL 10W-30 Synthetic Motorcycle Oil (10W30)
Recommended for liquid- or air-cooled 4-stroke motorcycles, scooters, ATVs and UTVs requiring an SAE 10W-30 fluid. It meets SAE 80, API GL-1 gear oil requirements and is recommended for transmissions on both 4- and 2-stroke motorcycles. AMSOIL MCT is recommended for Honda®, Yamaha®, Suzuki® and Kawasaki® motorcycles and scooters, as well as Arctic Cat®, Can-Am®, Honda®, Kawasaki® and Suzuki® ATVs and UTVs. API SG, SL/CF, CG-4; JASO MA/MA2; ISO-L-EMA2; SAE80 API GL-1 Comes in Quart bottle, 12xQuart bottle case, 30 & 55 gallon drums.

AMSOIL SAE 60 Synthetic Motorcycle Oil
Recommended for early-model air-cooled V-Twin engines where a 60-weight motor oil is specified. SAE 60 motor oils are commonly used in Harley-Davidson® Knucklehead, Panhead, Shovelhead and big-bore motorcycles. AMSOIL Synthetic SAE 60 Motorcycle Oil meets API SG, SL/CF; API GL-1; JASO MA/MA2; ISO-L-EMA2; SAE 140 API GL-1 Comes in Quart bottle, 12xQuart bottle case.

Don't forget to ask for an AMSOIL Synthetic Nanofiber Motorcycle Oil Filter (EaOM). Clean oil is vital to engine performance and durability.