Bel Ray - Thumper Racing Works Synthetic 4T Engine Oil 10W-50 Asterisk distance and more

distance and more

Horsepower gains can be seen anywhere from a 5-10% increase while also broadening peak power

as well as passenger cars and commercial vehicles where a brake fluid complying to the FMVSS 116 DOT 5

Not suitable for methanol fuel

Riders can enjoy a dynamic experience and be assured of carefree and easy riding in all conditions

Bel Ray - Thumper Racing Works Synthetic 4T Engine Oil 10W-50 Asterisk distance and moreBel Ray Thumper Racing Works Synthetic 4T Engine Oil is a 4 stroke synthetic motorcycle racing oil that has been developed for full works competition use and is designed to withstand extreme racing conditions. Full synthetic ester base oils withstand the highest temperatures and stresses which provide the ultimate 4 stroke motorcycle oil. Meets API SM and JASO MA2 requirements. Suitable for air cooled liquid cooled 4 stroke engines and wet clutches.