Bel-Ray Thumper Racing Full Synthetic 4-Stroke Motor Oil

Bel-Ray® Works Thumper® Racing Full Synthetic Ester 4T Engine Oil is a premium 4-stroke synthetic racing oil engineered for high-performance competition, built to endure extreme racing conditions. Its full synthetic ester base oils withstand intense temperatures and stresses, delivering the ultimate protection for 4-stroke motorcycles. Ideal for both air-cooled and liquid-cooled engines, as well as wet clutches, it meets API SM and JASO MA2 standards.

• For use in all 4-stroke engines with or without wet clutches.
• Use in Thumper engines (single cylinder, multi-valve racing engines).