Bel-Ray Thumper Racing Synthetic Ester Blend 4T Engine Oil 10W-40
- Synthetic ester blend for racing & offroad engines
- Maximum horsepower and consistent clutch performance
- Wear protection for valve-trains, rings, cylinders and pistons
- For air-cooled/liquid-cooled 4T engines with wet clutches
- Especially suitable for wet clutches
- API SM, JASO MA2
1 Liter






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