V-Twin - 11-1680 - 883cc to 1200cc Conversion Piston Set Standard 3.498 inchDescriptionSifton cast piston kit includes reverse domed pistons and Hasting rings.Piston set has a 9.5:1 compression. Piston to cylinder wall clearance is .0015 minimum to .0022...

V-Twin - 11-1575 - 95 inch Big Bore Twin Cam Cylinder and Piston KitDescription95" Big Bore bolt on cylinder kit wil increase TC-88 engines to 95". Kit includes black cylinders with 9.3:1 cast pistons and hasting rings. Pistons are pre fitted to...

V-Twin - 11-1570 - Replica 74 inch Knucklehead Cylinder Kit BlackDescription2022 New Production Replica 74" Knucklehead cylinder set with 5 fins and black finish features cast iron construction with original markings. Pre-fitted with standard cast 8.5:1...

V-Twin - 11-1523 - 110 CI Cylinder Kit BlackDescription110" motorshop 4" big bore bolt on cylinder and piston kit takes your 96ci or 103ci motor to a full 110ci, without removing the engine from the chassis. Features a black finish with aluminum...

V-Twin - 11-1513 - 88 inch Evolution Big Bore Cylinder Kit SilverDescriptionIncrease your stock Evolution engine with our 88" cylinder kit.Our kit includes two 3-5/8" silver cylinders which have been honed for final fitment with Wiseco 9.25:1 compression...

V-Twin - 11-1421 - 1800cc 4 inch Big Bore CylinderDescriptionTwin Cam 96 or 103 Big Bore cylinder is black with aluminum high-lighted fin edges. Used to increase 96 or 103cc to 1800cc.The finished honed size of this bore cylinder is 4.005". Fits:FLT...

V-Twin - 11-1342 - Replica 80 inch Evolution Cylinder NaturalDescriptionReplica 80" front or rear Evolution cylinder is sold each. Cylinder has a natural finish.Piston and rings are not included. Fits:FXST 1984-1998FLT 1984-1998FXD 1991-1998FXR...

V-Twin - 11-1337 - 1270cc Cylinder and Piston Conversion Kit BlackDescriptionBig bore cylinder kit for 1200-1270cc conversion on Sportster models.Increase your horsepower with our V-Twin 1270cc big bore conversion kit. Our kit includes 2 black...

V-Twin - 11-1333 - 1270cc Cylinder and Piston Conversion Kit BlackDescriptionBig bore cylinder kit for 883-1270cc conversion on Sportster models and has a 10.1 compression ratio.Increase your horsepower with our V-Twin 1270cc big bore conversion kit. Our...

V-Twin - 11-1297 - Knucklehead Cylinder Head SetDescriptionKnucklehead cylinder head set features original cast iron construction with a black finish. Head set includes valves, springs, collars and guides with chrome rocker arm covers. Set includes head...

V-Twin - 11-1293 - 74 inch Panhead Cylinder SetDescriptionReplica set includes the front and rear cylinders with OE style casting number code.The cylinders are bored and honed to 3.438" inner dimaeter. Bore size is 3.4380" - 3.4385". ...

V-Twin - 11-1284 - 74 inch Panhead Rear CylinderDescriptionReplica rear cylinder has an OE style casting number code.Cylinder is bored and honed to 3.438" inner diameter. Bore size is 3.4380"-3.4385" *NOTE: All cast iron cylinders have same piston to...

V-Twin - 11-1283 - 74 inch Panhead Front CylinderDescriptionReplica front cylinder has an OE style casting number code.Cylinder is bored and honed to 3.438" inner diameter. Bore size is 3.4380" - 3.4385". ...

V-Twin - 11-1273 - 1270cc Cylinder and Piston Conversion Kit SilverDescriptionBig bore cylinder kit for 1200-1270cc conversion on Sportster models. Kit includes head gasket and has a compression ratio of 10.1.Increase your horsepower with our V-Twin...

V-Twin - 11-1270 - 1270cc Cylinder and Piston Conversion Kit SilverDescriptionBig bore cylinder kit for 883-1270cc conversion on Sportster models. Kit includes head gasket and has a compression ratio of 10.1.Increase your horsepower with our V-Twin...

V-Twin - 11-1267 - Replica 74 inch Knucklehead Cylinder Set BlackDescriptionReplica 74" Knucklehead cylinder set with 5 fins and black finish features cast iron cast construction with original markings. Set is used for quality restoration on the...

V-Twin - 11-1259 - 107 inch Big Bore Twin Cam Cylinder KitDescriptionTC-88 Big Bore cylinder kit includes forged 10.5:1 piston kit and silver cylinders. This kit requires case machining and fits a stock 4" stroke flywheel.The cylinders have a 4-1/8" bore...

V-Twin - 11-1258 - 83 inch Evolution Big Bore Cylinder KitDescriptionEvolution 83" Big Bore bolt on silver cylinder kit includes 10:1 compression Wiseco forged dome piston kit, which have been honed for final fitment. No case boring required.Includes two...

V-Twin - 11-1253 - 83 inch Evolution Big Bore Cylinder KitDescriptionEvolution 83" Big Bore bolt on black cylinder kit includes 10:1 compression Wiseco forged piston kit, which has been honed for final fitment.Cylinders are aluminum and features a cast...

V-Twin - 11-1204 - Knucklehead Cylinder Head Set BareDescriptionKnucklelhead cylinder head set is prepped with guides and lower cups. Set features a bare finish. Fits:FL 1941-1947Additional Information UOM1 - SET ManufacturerMotorshop OriginImported ...

V-Twin - 11-1203 - 1200cc Cylinder and Piston KitDescriptionMotorshop 1200cc cylinder kit includes Wiseco fitted 10.5:1 piston and ring sets to be used with 1200cc heads only.Can not be used as Big Bore kit for 883 models. Order head and base gasket...

V-Twin - 11-1202 - 1200cc Cylinder and Piston KitDescriptionMotorshop 1200cc cylinder kit includes Wiseco fitted 10.5:1 piston and ring sets to be used with 1200cc heads only.Can not be used as Big Bore kit for 883 models. Fits:XL 1988-2003Additional...

V-Twin - 11-1201 - 1200cc Cylinder and Piston KitDescriptionMotorshop 1200cc cylinder kit includes Wiseco fitted 9:1 piston and ring sets to be used with 1200cc heads only.Can not be used as Big Bore kit for 883 models. Fits:XL 1988-2003Additional...

V-Twin - 11-1200 - 1200cc Cylinder and Piston KitDescriptionMotorshop 1200cc cylinder kit includes Wiseco fitted 9:1 piston and ring sets to be used with 1200cc heads only.Can not be used as Big Bore Kit for 883 models. Order head base gasket separately...

V-Twin - 11-1199 - 1936 Knucklehead Rocker Nut Kit Description Knucklehead rocker nut kit includes four pieces of each part that is required to create the "frog eye" covers with internal threads on 1936 rocker shafts.. Fits: FL 1936-1936 EL...

V-Twin - 11-1196 - M8 Big Bore Black Cylinder SetDescriptionBlack 4.250" big bore cylinder set with machined edge fins increase the bore size from 124" to 128". Features a slightly larger fin area for better heat dissipation and increased cooling.For use...

V-Twin - 11-1195 - 103 inch Twin Cam Stock Replacement Cylinder BlackDescriptionTwin Cam stock replacement cylinder features a black finish with machined finish fins and has a 3.875" bore.For use with stock stroke flywheels. Fits:FXD 1996-2017FLT...

V-Twin - 11-1194 - 96 inch Twin Cam Stock Replacement Cylinder BlackDescriptionTwin Cam stock replacement cylinder features a black finish with machined finish fins and has a 3.750" bore.For use with stock stroke flywheels. Fits:FXD 1996-2017FLT...

V-Twin - 11-1181 - 3.188 inch Cylinder SleeveDescriptionReplacement cylinder sleeve 3.188" for 1000CC XL cylinder Fits:XL 1973-1985Additional Information UOM1 - EA ManufacturerL.A. Sleeve OriginUSA 2025 Catalog Pages505

V-Twin - 11-1180 - 3.000 inch Cylinder SleeveDescriptionReplacement cylinder sleeve 3.00" for 90cc XL cylinders. Fits:XL 1957-1971Additional Information UOM1 - EA MeasurementsAdditional InformationLength: 6.25"Inner Diameter: 2.96"Outer...

V-Twin - 11-1179 - 88.8mm Cylinder SleeveDescriptionReplacement cylinder sleeve 88.8mm for 80" overhead valve cylinder Fits:FLT 1979-1983FXR 1982-1983FL 1978-1984FX 1978-1984Additional Information UOM1 - EA ManufacturerL.A. Sleeve OriginUSA 2025...

V-Twin - 11-1178 - 3.437 inch Cylinder SleeveDescriptionReplacement cylinder sleeve 3.437" for 74" overhead valve cylindersUses 1-3/8" large hex 18mm plugs. Fits:FX 1971-1977FL 1941-1977Additional Information UOM1 - EA MeasurementsAdditional...

V-Twin - 11-1176 - 3.312 inch Cylinder SleeveDescriptionReplacement cylinder sleeve 3.312" for Knucklehead cylinders Fits:EL 1936-1940Additional Information UOM1 - EA MeasurementsAdditional InformationOuter Diameter: 3.444" ManufacturerL.A...

V-Twin - 11-1115 - 883cc to 1200cc Cylinder and Piston Conversion Kit STDDescription883cc to 1200cc XL Conversion cylinder and piston set includes 2 silver finished cast cylinders with fitted Sifton moly 9.5:1 reverse dome piston and ring set.Gaskets not...

V-Twin - 11-1105 - 883cc to 1200cc Cylinder and Piston Conversion Kit BlackDescription883cc to 1200cc XL Conversion cylinder and piston set includes 2 black finished with milled edge fin cylinders with fitted Sifton 9.5:1 reverse dome piston and ring set...

V-Twin - 11-1104 - 883cc to 1200cc Cylinder and Piston Conversion Kit SilverDescription883cc to 1200cc XL Conversion cylinder and piston set includes 2 silver finished cast cylinder with Sifton 9.5:1 reverse dome piston and ring set.Gaskets not included...

V-Twin - 11-1103 - M8 Cylinder Stud SetDescriptionM8 cylinder stud set. Heat treated alloy steel stud set features rolled threads and are centerless ground. Set is for use on all 2017-up M8 motors.Sold as a set of 8. Fits:FLT 2017-UPFXST...

V-Twin - 11-0893 - Titanium TC-88 Cam CoverDescriptionTI coat TC-88 cam cover features titanium plating over chrome for a "machine" look. Fits:FXST 1999-2018FLST 1999-2016Additional Information UOM1 - EA FinishTitanium ManufacturerMotorshop ...

V-Twin - 11-0885 - Replica 74 inch Panhead Cylinder Piston KitDescriptionThis 74" Panhead cylinder and piston kit is bored and honed to 87.325mm with a stock compression of 8.5:1. Cylinders have original casting marks as on stock cylinders for this year...

V-Twin - 11-0883 - 95 inch Big Bore Twin Cam Cylinder and Piston KitDescription95" Big Bore kit will increase TC-88 engines to 95". Kit includes silver cylinders with 10.5 forged pistons.Pistons are pre fitted to cylinders with head gaskets and can be...