S&S, M8 114" to 128" big bore piston kit. +.010"

681 Speedo Seats & Luggage- racks Frame Chassis Suspension Forktubes Wheels Brake Fenders Gastanks Motorparts Gaskets Intake Transmission & Driveline Exhaust Electrical & Lights Handlebars, Cables & Mirrors Oil tanks Oil & Chemicals Fasteners Wind- shields Forward controls, Footpegs Miscellaneous MOTORPARTS - TOP END 10 NEW PRODUCTS ADDED WEEKLY AT MOTORCYCLESTOREHOUSE.COM WISECO PISTON KITS 912669 WISECO, BUELL 96-98 S1; 97-02 S3/S3T PISTON KIT Will fit with stock and 101HP Thunderstorm heads. 10:1 compression 912669 Std piston kit 912701 .020" piston kit 912702 Gasket kit Replacement Hastings rings 1st. ring: 1.6mm 2nd ring: 1.6mm oil ring: 4.0mm 912703 Std 912705 .020" 72-85 XL SPORTSTER WISECO, 72-85 XL 1000 PISTON KIT High compression for stock XL 1000 XL Sportster models. Will not fit XR style cylinder heads. Piston rings will also fit Wiseco Evolution Big Twin pistons that use Hastings type ringlands. Std bore 3.188". 1st. ring: 1.6mm 2nd ring: 1.6mm oil ring: 4.0mm 10:1 compression 912684 Std 912685 +.010" 912686 +.020" 912687 +.030" 912688 +.040" 912684 BUELL S&S 4.250" M8 S&S, 4.250" BIG BORE PISTON KIT FOR M8 Piston kit includes forged pistons, rings, wristpins and clips. Crankcases do not require bor- ing. Big bore 4.250" cylinders are required, OEM cylinders can not be bored to 4.250". 107" to 124" pistons come with 1.143" deck height and are compatible with OEM 107" 4.375" stroke. 114" to 128" pistons come with 1.0805" deck height and are compatible with the OEM 114" 4.500" stroke. Note: Gaskets are sold separately as 591055 head gaskets, 591054 base gaskets or 591056 head & base gasket kit. Note: S&S recommends an S&S 550 series cam, which are available in both chain or gear drive. 18-21 Softail; 17-21 Touring 107 to 124" piston kit. 11.1:1CR 580354 Std. 580355 .010" 114"/117" CVO to 128" Piston kit. 11.1:1CR 580356 Std. 580357 .010" Cylinders only Stock length 4.250" big bore cylinders. Black wrinkle finished with or without highlighted fins. 574121 Black wrinkle 574122 Black wrinkle with highlighted fins Optional 4.250" bore gaskets Piston kits do not include gaskets. Compatible with stock bolt pattern. 591055 Head gasket, 4.250" Bore 591054 Base gasket, Stock to 4.250" Bore 591056 Gasket Kit, includes Head, Base, & Exhaust. 4.250" bore 580356 574121 piston note In any and all applications the technician must be able to judge components for their suitability in combination with the other engine components, prior to installation. It is of importance that a knowledgeable mechanic will install & make adjustments as required. The rider must follow standard break-in and riding procedures for overhauled engines.