Red Line 10W40 Motorcycle Oil - Quart - 42404

Best choice for high-performance engines that see street/strip or track activity

Specifically blended for air-cooled V-Twin engines with traditionally wide clearances like Knuckleheads, Shovelheads and Panheads engines

Designed for the latest Big-Twin motorcycle engines that specify 20W50 motor oil, including Milwaukee-Eight, Evolution, Twin Cam and aftermarket engines of similar design

Popular for 65cc, 85cc, 125cc and 250cc two stroke motocross transmissions, as well as shifter kart gearboxes and CRF transmission cases

Best choice for high-performance engines that see street/strip or track activity