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About Bel-Ray Thumper Racing Synthetic Ester Blend 4T Engine Oil - 15W50

Bel-Ray Thumper Racing Synthetic Ester Blend 4T Engine Oil - 15W50

  • Combines the finest quality synthetic esters and mineral base oils specifically engineered for todays 4-stroke single cylinder, multi-valve racing engines
  • Reduces cylinder and ring wear. Longer bearing life
  • Cleans deposits. Controls sludge and varnish formation. Keeps ring lands and grooves free of carbon build-up
  • The shear stability provides superior lubrication and film strength. Minimizes friction for maximum power
  • Prevents clutch grabbing for an easily controlled and efficient gear shifting and clutch operation.

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