Bel-Ray Thumper Racing Synthetic Ester Blend 4T Engine Oil combines the finest quality synthetic esters and mineral base oils specifically engineered for today’s 4-stroke single cylinder, multivalve racing engines. The oil provides maximum anti-wear protection for valve-trains, rings, cylinders and pistons. It delivers maximum horsepower while providing consistent clutch performance. Thumper Racing Synthetic Ester Blend 4T Engine Oil exceeds API SN and JASO MA2 requirements. The oil is suitable for aircooled or liquid-cooled 4-stroke engines and wet clutches.

Thumper Racing Synthetic Ester Blend 4T Engine Oil is a premium multi-grade synthetic blend motor oil engineered for single cylinder multi-valve 4-stroke racing engines. Thumper Racing Synthetic Ester Blend 4T Engine Oil protects against viscosity breakdown under high temperature and high shear.

APPLICATIONS
~ For use in all 4-stroke engines requiring an oil meeting the API SG/SH/SJ/SL/SM/SN standards
~ For use in all 4-stroke motorcycles with or without wet clutches including those specifying the use of a JASO MA/MA2 qualified oil 
~ Use in all 4-stroke motorcycle engines with or without wet clutches

FEATURES
~ Superior anti-wear
~ Superior deposit control
~ High viscosity stability
~ Smooth power transfer
~ JASO MA2 wet clutch performance