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

Item: 345300

$28.09 – $73.81

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


  • Developed for full works competition use and to withstand extreme racing conditions
  • Withstands the highest temperatures and stresses
  • Meets API SM and JASO MA2 specifications
  • Also suitable for air-cooled/liquid-cooled 4-stroke engines and wet clutches
  • Made in the USA
Specification Details
Country of Origin USA
Size Varies (make selection above)
Viscosity Grade 10W-50

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