Harley 1985-2004 883/1200 Sportster Conversion Kit
  • Machined from 2618 T6 high tensile forged aluminum
  • Dome/Dish features smooth flowing radii and require no deburring or preparation
  • JE designs are specifically engineered for extreme applications including professional competition
  • Pins, pin fitment, lock and rings included
    • Piston Kit Disp Bore Size Over Size Comp Ratio Gram Wt Skirt Style Ring Pin Lock Gasket
    129856 1200cc 3.498" STD 9.5:1 332 Round J140F1-3498 791-2500-14-51C 787-050-MW
    129857 1205cc 3.503" +.005" 9.5:1 333 Round J140F1-3503 791-2500-14-51C 787-050-MW
    136335 1214cc 3.518" +.020" 9.5:1 342 Round J140F1-3518 791-2500-14-51C 787-050-MW
    136336 1222cc 3.528" +.030" 9.5:1 340 Round J140F1-3528 791-2500-14-51C 787-050-MW