J.E. Pistons 379443 FSR Ultra Series Piston Kit - 3.00mm Oversize to 84.00mm, 13.5:1 Compression electrical-gauges-components-gear-indicator-gauges Includes All Necessary Hardware

Includes All Necessary Hardware

rally raid and desert races

The Moose provides warmth without weighing you down

2023-2024 Argo Frontier 650 6x6

Black Ops or Contrast Cut finish

J.E. Pistons 379443 FSR Ultra Series Piston Kit - 3.00mm Oversize to 84.00mm, 13.5:1 Compression electrical-gauges-components-gear-indicator-gauges Includes All Necessary HardwareBore: 84. 00mm Compression: 13. 5: 1 Compression Sizing: 3. 00mm Oversize Displacement: 1441cc. Bore: 84mm. Oversize: +3mm . Compression ratio: 13. 5: 1. In house forging has allowed JE to develop proprietary Aligned Grain Flow Technology forging technology that directs the grain flow of the aluminum to flow around critical areas of the piston, increasing strength. Lateral gas ports channel combustion gases to the back of the top ring groove, which