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1984-2001 1200 Sportster

  • 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
1984-2001 1200 Sportster
Std Bore: 3.498"
Piston
Kit #		 Disp. Bore
Size		 Over
Size		 Comp
Ratio		 Gram
Wt (g)		 Skirt
Style		 Ring # Pin # Lock # Gasket # Sleeve # Footnote
133736 1200cc 3.498" STD 9:01 338 Round J140F1-3498 791-2500-14-51C 787-050-MW JC9689 M
133738 1208cc 3.508" +.010" 9:01 341 Round J140F1-3508 791-2500-14-51C 787-050-MW JC9689 M
133739 1214cc 3.518" +.020" 9:01 346 Round J140F1-3518 791-2500-14-51C 787-050-MW JC9689 M
133740 1222cc 3.528" +.030" 9:01 349 Round J140F1-3528 791-2500-14-51C 787-050-MW JC9689 M
132985 1200cc 3.498" STD 10.5:1 346 Round J140F1-3498 791-2500-14-51C 787-050-MW JC9689 M
132986 1205cc 3.503" +.005" 10.5:1 350 Round J140F1-3503 791-2500-14-51C 787-050-MW JC9689 M
132987 1208cc 3.508" +.010" 10.5:1 358 Round J140F1-3508 791-2500-14-51C 787-050-MW JC9689 M
132989 1222cc 3.528" +.030" 10.5:1 358 Round J140F1-3528 791-2500-14-51C 787-050-MW JC9689 M

- Denotes part # has been issued a new part #. A list referencing old part #s to their new counterparts will be available shortly.

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