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Bel-Ray Thumper Racing Synthetic Ester Blend 4T Engine Oil, 15W50, 4 litre.
Bel-Ray Thumper Racing Synthetic Ester Blend 4T Engine Oil is a 4-stroke motorcycle racing oil. Formulated using specific synthetic esters and refined mineral base oils for today’s modern 4-stroke, single-cylinder, multi-valve racing engines.
- Synthetic ester blend for air-cooled/liquid-cooled 4T racing engines with wet clutches.
- Cleans deposits. Controls sludge and varnish formation.
- Maximum anti-wear protection for valve-trains, rings, cylinders, and pistons.
- Suitable for air-cooled/liquid-cooled 4-stroke engines and wet clutches.
- Delivers maximum horsepower and consistent clutch performance.
Meets or exceeds API-SN and JASO-MA2 specifications.