Bel-Ray Thumper Racing Synthetic Ester Blend 4T Engine Oil S3-Colour-PINSTRIPE GREY your drive belt needs to

your drive belt needs to keep up

Precision engineered components ensure a factory-standard seal to prevent fluid leaks and maintain consistent pressure

Includes internal diaphragms or gaskets where applicable for a total system refresh

these inserts effectively seal exposed bolt holes on the chassis

Bel-Ray Thumper Racing Synthetic Ester Blend 4T Engine Oil S3-Colour-PINSTRIPE GREY your drive belt needs toBel Ray Thumper Racing Synthetic Ester Blend 4T Engine Oil is a 4 stroke motorcycle racing oil that combines the finest quality synthetic esters and highly refined mineral base oils specifically engineered for todays 4 stroke single cylinder, multi valve racing engines. Provides maximum anti wear protection for valve trains, rings, cylinders and pistons. Delivers maximum horsepower while providing consistent clutch performance. Meets API SN and JASO