Products

Thumper® Racing Works Synthetic Ester 4T Engine Oil
August 15, 2018
Thumper® Gear Saver Transmission Oil
August 15, 2018

Thumper® Racing Synthetic Ester Blend 4T Engine Oil

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Bel-Ray 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 SN and JASO MA2 requirements. Suitable for air-cooled/liquid-cooled 4-stroke engines and wet clutches.

  • Synthetic ester blend for racing engines
  • Maximum horsepower and consistent clutch performance
  • Wear protection for valve-trains, rings, cylinders and pistons
  • For air-cooled/liquid-cooled 4T engines with wet clutches

Available Sizes

SAE 10W-40

Available SizesItem Number
1 Liter Bottle - 12/case301723150160
(99520-B1LW)
4 Liter Bottle - 4/case301723150185
(99520-B4LW)

SAE 15W-50

Available SizesItem Number
1 Liter Bottle - 12/case300926150160
(99530-B1LW)
4 Liter Bottle - 4/case300926150185
(99530-B4LW)