Bel-Ray Thumper Racing Synthetic 4-Stroke Motor Oil #132640-P Size:10W-50 4 Liter 100% Biodegradable in its unused

100% Biodegradable in its unused form

and drain bolt crush washer

PC-02 is designed to prevent foaming

For 4-stroke engines with or without an integrated gearbox and wet or dry clutch

fuel pumps

Bel-Ray Thumper Racing Synthetic 4-Stroke Motor Oil #132640-P Size:10W-50 4 Liter 100% Biodegradable in its unusedBel Ray Works Thumper Racing Full Synthetic Ester 4T Engine Oil is a 4 stroke synthetic 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. Suitable for air cooled liquid cooled 4 stroke engines and wet clutches. Meets API SM and JASO MA2 requirements.