Piston Rings Bore 3.937″ (100mm) +.020″ 1745 ccm (107 cui)

17-18 Touring, 19-23 FLHX, 19-22 FLHR, 19-23 FLTRX, 22 FLH, 20 FLHT, (except 17-18 FLHTKSE, 17-18 FLHXSE, 18 FLTRXSE, 18 ANVFLHTKSE), 17-18 Trike, 18-21 FLSL, 18-19 FXBR, 18-20 FLDE, 18-20 FLFB, 18-21 FLHC, 18-20 FXFB, 18-20 FXLR, 18-20 FXBB, 18-24 FLSB, 20 FXLRS, 20-24 FXST