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Thumper 10W-40 4 Liter.
Bel-Ray Thumper Racing Synthetic Ester Blend 4T engine oil is a 4-stroke engine racing oil that combines the highest quality synthetic esters with highly refined mineral base oils developed specifically for today's 4-stroke single cylinder, multi-valve racing engines. Provides maximum anti-wear protection for valve trains, rings, cylinders and pistons. Delivers maximum horsepower while delivering consistent clutch performance. Meets API SN and JASO MA2 requirements. Suitable for air-cooled / liquid-cooled 4-stroke engines and wet clutches.
Quality: Semi-synthetic.
Synthetic based racing engine blend.
Maximum power and consistent clutch performance.
Wear protection for valve trains, rings, cylinders and pistons.
For air-cooled / liquid-cooled 4 stroke engines with wet clutches.