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About Bel-Ray Thumper Racing Works Full Synthetic Ester 4T Engine Oil - 10W50

Bel-Ray Thumper Racing Works Full Synthetic Ester 4T Engine Oil - 10W50

  • Premium multi-grade full synthetic motor oil
  • Engineered for single cylinder, multi-valve 4-stroke racing engines
  • Protects against viscosity breakdown under high temperature and high shear
  • Superior anti-wear. Reduces 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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