Big Bore Kits

S&S Cycle #330-0662 - 100" Power Package - 585CE - Chain Drive - Silver - Twin Cam 88

100" Power Package - 585CE - Chain Drive - Silver - Twin Cam 88FeaturesMade in the USAS&S 4.000" Big-Bore Cylinders, Piston Kits, S&S 585 Easy Start® Cams, S&S Quickee Pushrods, TC3 Cam Support Plate, TC3 Oil Pump, and Precision...

S&S Cycle #330-0663 - 100" Power Package - 585GE - Gear Drive - Silver - Twin Cam 88

Pinion shaft runout must be less than .003" to use gear drive cams.FeaturesMade in the USAS&S 4.000" Big-Bore Cylinders, Piston Kits, S&S 585 Easy Start® Cams, S&S Quickee Pushrods, TC3 Cam Support Plate, TC3 Oil Pump, and Precision...

S&S Cycle #330-0664 - 100" Power Package - 585CE - Chain Drive - Wrinkle Black - Twin Cam 88

100" Power Package - 585CE - Chain Drive - Wrinkle Black - Twin Cam 88FeaturesMade in the USAS&S 4.000" Big-Bore Cylinders, Piston Kits, S&S 585 Easy Start® Cams, S&S Quickee Pushrods, TC3 Cam Support Plate, TC3 Oil Pump, and...

S&S Cycle #330-0665 - 100" Power Package - 585GE - Gear Drive - Wrinkle Black - Twin Cam 88

Pinion shaft runout must be less than .003" to use gear drive cams.FeaturesMade in the USAS&S 4.000" Big-Bore Cylinders, Piston Kits, S&S 585 Easy Start® Cams, S&S Quickee Pushrods, TC3 Cam Support Plate, TC3 Oil Pump, and Precision...

S&S Cycle #330-0666 - 110" Power Package Performance Kit - Chain Drive - Silver

110" Power Package Performance Kit - Chain Drive - SilverFeaturesCylinder fits to piston; no machining requiredTC3 cam support plate and TC3 oil pump to ensure consistent oil pressure and engine longevityIncludes an S&S 4" big-bore cylinder...

S&S Cycle #330-0667 - 110" Power Package Performance Kit - Gear Drive - Silver

110" Power Package Performance Kit - Gear Drive - SilverFeaturesCylinder fits to piston; no machining requiredTC3 cam support plate and TC3 oil pump to ensure consistent oil pressure and engine longevityIncludes an S&S 4" big-bore cylinder...

S&S Cycle #330-0668 - 110" Power Package Performance Kit - Chain Drive - Black

110" Power Package Performance Kit - Chain Drive - BlackFeaturesCylinder fits to piston; no machining requiredTC3 cam support plate and TC3 oil pump to ensure consistent oil pressure and engine longevityIncludes an S&S 4" big-bore cylinder...

S&S Cycle #330-0669 - 110" Power Package Performance Kit - Gear Drive - Black

110" Power Package Performance Kit - Gear Drive - BlackFeaturesCylinder fits to piston; no machining requiredTC3 cam support plate and TC3 oil pump to ensure consistent oil pressure and engine longevityIncludes an S&S 4" big-bore cylinder...

S&S Cycle #90-0097 - Top End Kit - 3.4375" Bore - 74" Big Twin '66-'84

O-ring style cylinder heads.Includes:• S&S Super Stock® Cylinder Heads• S&S Stock Bore Cylinders• Forged Pistons• Ring Sets• Wrist Pins• Manifold Clamps• Manifold Seals• Gaskets• HardwareFeaturesIncludes a set of S&S Shovelhead-style cylinder...

S&S Cycle #90-0098 - Top End Kit - 3.500" Bore - 80" Big Twin '79-'84

High flowing ports and 0.590" lift capacity of the cylinder heads allow for improved performance and easy high lift camshaft installation.Includes:• S&S Cast Iron Cylinders• S&S Super Stock® Cylinder Heads• Forged Pistons• Rings• Wrist Pins•...

S&S Cycle #900-0349 - Cylinder Heads - 91 cc - Super Stock™ - Twin Cam

Cylinder Heads - 91 cc - Super Stock™ - Twin CamFeaturesDesigned specifically for S&S® T-Series T2 long block engines for Harley Davidson® big twins and engines with S&S® 4-1/4" bore Hot Set Up installed2.000" intake and 1.605"...

S&S Cycle #900-0354 - 106" Hot Set Up® Kit - 3.967" Bore - Wrinkle Black - Twin Cam

Not for Twin Cooled.FeaturesIncreased fin area for better heat dissipationIncrease bore size from 3.750" to 3.927"4.375" stroke, 10.0:1 compression with stock headsEasy installation; no machining or rebalancing requiredForged coated...

S&S Cycle #900-0564 - 124" Hot Set Up® - Big Bore/Stroker - Wrinkle Black - 88A Twin Cam

Not for '06 Dyna.FeaturesFor non-balanced Twin Cam modelsConverts a stock engine to 124" using the stock crankcasesInclude S&S Super Stock® 91 cc cylinder heads , 4.125” bore cylinders, forged big bore flattop pistons, S&S 4.625” stroke...

S&S Cycle #900-0565 - 124" Hot Set Up® - Big Bore/Stroker - Wrinkle Black - 88B Twin Cam

124" Hot Set Up® - Big Bore/Stroker - Wrinkle Black - 88B Twin CamFeaturesFor balanced Twin Cam modelsConverts a stock engine to 124" using the stock crankcasesIncludes S&S Super Stock® 91 cc cylinder heads, 4.125" big bore cylinders,...

S&S Cycle #900-0568 - 124" Hot Set Up® - Big Bore/Stroker - Wrinkle Black - 96/103/110A Twin Cam

Not for use on twin cooled motors.Will fit '06 Dyna.Not recommended for compression ratios higher than 10:1 for Tri Glide® or other three wheel models (including conversions) due to extra loads caused by the lugging nature of these bikes. Detonation and...

S&S Cycle #900-0569 - 124" Hot Set Up® - Big Bore/Stroker - Wrinkle Black - 96B/103B/110B Twin Cam

Not recommended for Tri-Glide or other three wheel models including conversion due to lugging nature of these bikes.FeaturesFor balanced Twin Cam modelsConverts a stock engine to 124" using the stock crankcasesIncludes S&S Super Stock® 91 cc...

S&S Cycle #91-7661 - 96" Sidewinder® - 3.625" Big Bore - Stroker Kit - Wrinkle Black - Evolution Big Twin

96" Sidewinder® - 3.625" Big Bore - Stroker Kit - Wrinkle Black - Evolution Big TwinFeaturesKit includes standard flywheel assembly, 3.625" Sidewinder® stroker big bore cylinder, 9.75:1 compression ratio pistons, rings and gasketsFlywheel...

S&S Cycle #91-9130 - 93" Sidewinder® Big Bore Stroker Engine Performance Kit- High Compression

93" Sidewinder® Big Bore Stroker Engine Performance Kit- High CompressionFeaturesSidewinder Big Bore Stroker KitContains nearly everything needed to take a stock 74" or 80" H-D. Shovelhead engine up to 93" or 96"...

S&S Cycle #91-9134 - 96" Sidewinder® Big Bore Stroker Engine Performance Kit

96" Sidewinder® Big Bore Stroker Engine Performance KitFeaturesSidewinder Big Bore Stroker KitContains nearly everything needed to take a stock 74" or 80" H-D. Shovelhead engine up to 93" or 96" displacementIncludes 3.625"...

S&S Cycle #910-0255 - Cylinders - 4.125" - Black

Cylinders - 4.125" - BlackFeaturesCylinders have a stock bolt patternBored slightly under nominal size and are not honedDesigned for 124" Hot Set Up Kits used in '99-'17 Twin CamsWrinkle black finish with machined edgesMade in the U.S.A...

S&S Cycle #910-0687 - 1200cc Conversion Kit - XL883 - Wrinkle Black

1200cc Conversion Kit - XL883 - Wrinkle BlackFeaturesSaves time because pistons already fit to the cylinders - ready to assemble out of the boxCylinders are constructed from premium aluminum castings with cast-in iron linersNo machiningNo re-balancing of...

S&S Cycle #910-0688 - 1200cc Conversion Kit - XL883 - Silver

1200cc Conversion Kit - XL883 - SilverFeaturesSaves time because pistons already fit to the cylinders - ready to assemble out of the boxCylinders are constructed from premium aluminum castings with cast-in iron linersNo machiningNo re-balancing of 883 cc...

S&S Cycle #910-0699 - Hooligan Kit - 883 cc to 1200 cc - Wrinkle Black - Sportster

Not compatible with Sportster RH models.FeaturesBolt on big bore kits mean easy installation with no machining and no rebalancingS&S bolt-in cams and premium tappets make the most of the added displacementCams are .482" lift and 240° duration...

S&S Cycle #910-0700 - Hooligan Kit - 883 cc to 1200 cc - Silver Powdercoat - Sportster

Not compatible with Sportster RH models.FeaturesBolt on big bore kits mean easy installation with no machining and no rebalancingS&S bolt-in cams and premium tappets make the most of the added displacementCams are .482" lift and 240° duration...