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Bel-Ray Thumper Synthetic 4-Stroke Engine Oil

$12.99 - $41.99
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Product Description

  • This item is considered hazardous material. Orders containing this product will ship ground only and cannot be shipped to Alaska, Hawaii, or US Territories.

Bel-RayŽ Thumper Racing Synthetic Ester Blend 4T Engine Oil is a 4-stroke motorcycle racing oil that combines the finest quality synthetic esters and highly-refined mineral base oils specifically engineered 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 providing consistent clutch performance. Meets API SM and JASO MA2 requirements. Suitable for air-cooled/liquid-cooled 4-stroke engines and wet clutches.

  • For use in all 4-stroke engines requiring an oil meeting the API SG / SH / SJ / SL / SM standards.
  • For use in all 4-stroke motorcycles with or without wet clutches including those specifying the use of a JASO MA / MA1 / MA2 qualified oil.
  • Superior anti-wear - Reduced cylinder and ring wear. Longer bearing life.
  • Superior deposit control - Cleans deposits, controls sludge and varnish formation. Keeps ring lands and grooves free of carbon build-up.
  • High viscosity stability - The shear stability provides superior lubrication and film strength. Minimizes friction for maximum power.
  • Smooth power transfer - Prevents clutch grabbing for an easily controlled and efficient gear shifting and clutch operation.
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