Forged Piston Kits Stroke 3,813" Bore 3,508" (89,1032 mm ) 10:1 +.010 mm 1200 ccm (73 cui)

86-20 Sportster, (except 87 XLH1100, 88-02 XLH1200, 96-20 XL1200C, 96-03 XL1200S, 04-08 XL1200R, 06-10 XL1200L, 08-12 XL1200N, 08-10 XR1200, 10-20 XL1200X, 10-13 XR1200X, 12-16 XL1200V, 13 XL1200C ANV, 13-16 XL1200CA, 13-17 XL1200CB, 14-18 XL1200T, 16-20 XL1200CX, 18 XL1200X ANX, 19-20 XL1200NS, 19-20 XL1200XS, 20 XL 1200T)