Engine
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V-Twin - 11-1690 - 74 inch Knucklehead Rear Cylinder
V-Twin
$214.20V-Twin - 11-1690 - 74 inch Knucklehead Rear CylinderDescriptionRear cylinder fits Knucklehead 1941-1947 74" models. Features MC cast factory markings.Bore size finished with .025 clearance. Fits:FL 1941-1947Additional Information UOM1 - EA ...$214.20 -
V-Twin - 11-1688 - 74 inch Panhead Cylinder Kit
V-Twin
$569.54V-Twin - 11-1688 - 74 inch Panhead Cylinder KitDescriptionPanhead cylinder kit includes 74" cylinders fitted with standard cast pistons (8.5:1) and hastings standard FLH ring set.*NOTE: Oil feeds rockers from inside cylinder - use correct base gaskets to...$569.54 -
V-Twin - 11-1680 - 883cc to 1200cc Conversion Piston Set Standard 3.498 inch
Motorshop
$148.59V-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...$148.59 -
V-Twin - 11-1523 - 110 CI Cylinder Kit Black
Motorshop
$985.33V-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...$985.33 -
V-Twin - 11-1421 - 1800cc 4 inch Big Bore Cylinder
Motorshop
$403.04V-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...$403.04 -
V-Twin - 11-1342 - Replica 80 inch Evolution Cylinder Natural
V-Twin
$283.70V-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...$283.70 -
V-Twin - 11-1337 - 1270cc Cylinder and Piston Conversion Kit Black
V-Twin
$741.18V-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...$741.18 -
V-Twin - 11-1333 - 1270cc Cylinder and Piston Conversion Kit Black
V-Twin
$741.18V-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...$741.18 -
V-Twin - 11-1284 - 74 inch Panhead Rear Cylinder
Motorshop
$188.00V-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...$188.00 -
V-Twin - 11-1283 - 74 inch Panhead Front Cylinder
Motorshop
$188.00V-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". ...$188.00 -
V-Twin - 11-1273 - 1270cc Cylinder and Piston Conversion Kit Silver
V-Twin
$669.93V-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...$669.93 -
V-Twin - 11-1267 - Replica 74 inch Knucklehead Cylinder Set Black
Motorshop
$641.14V-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...$641.14 -
V-Twin - 11-1258 - 83 inch Evolution Big Bore Cylinder Kit
Motorshop
$638.98V-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...$638.98 -
V-Twin - 11-1253 - 83 inch Evolution Big Bore Cylinder Kit
Motorshop
$705.98V-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...$705.98 -
V-Twin - 11-1200 - 1200cc Cylinder and Piston Kit
Motorshop
$638.38V-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...$638.38 -
V-Twin - 11-1199 - 1936 Knucklehead Rocker Nut Kit
V-Twin
$487.86V-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...$487.86 -
V-Twin - 11-1196 - M8 Big Bore Black Cylinder Set
Motorshop
$467.01V-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...$467.01 -
V-Twin - 11-1195 - 103 inch Twin Cam Stock Replacement Cylinder Black
Motorshop
$262.29V-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...$262.29 -
V-Twin - 11-1194 - 96 inch Twin Cam Stock Replacement Cylinder Black
Motorshop
$218.00V-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...$218.00 -
V-Twin - 11-1181 - 3.188 inch Cylinder Sleeve
L.A. Sleeve
$168.43V-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$168.43 -
V-Twin - 11-1180 - 3.000 inch Cylinder Sleeve
L.A. Sleeve
$83.17V-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...$83.17 -
V-Twin - 11-1179 - 88.8mm Cylinder Sleeve
L.A. Sleeve
$89.08V-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...$89.08 -
V-Twin - 11-1178 - 3.437 inch Cylinder Sleeve
L.A. Sleeve
$142.34V-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...$142.34 -
V-Twin - 11-1176 - 3.312 inch Cylinder Sleeve
L.A. Sleeve
$174.27V-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...$174.27 -
V-Twin - 11-1103 - M8 Cylinder Stud Set
Kibblewhite
$154.07V-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...$154.07 -
V-Twin - 11-0885 - Replica 74 inch Panhead Cylinder Piston Kit
Motorshop
$531.06V-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...$531.06 -
V-Twin - 11-0882 - 95 inch Big Bore Twin Cam Cylinder and Piston Kit
Motorshop
$965.55V-Twin - 11-0882 - 95 inch Big Bore Twin Cam Cylinder and Piston KitDescription95" Big Bore kit will increase TC-88 engines to 95". Kit includes black cylinders with 10.5.1 forged pistons.Pistons are pre fitted to cylinders with head gaskets and can be...$965.55 -
V-Twin - 11-0863 - Chrome Shovelhead Top End Kit
V-Twin
$2,061.25V-Twin - 11-0863 - Chrome Shovelhead Top End KitDescriptionTop end kit includes pre fitted 80" cylinder set with 8:1 pistons, heads, chrome rocker boxes, cylinder base nuts, rocker box studs, nuts and top end gasket kit.Kit includes fully assembled late...$2,061.25 -
V-Twin - 11-0862 - Polished Shovelhead Top End Kit
V-Twin
$1,921.25V-Twin - 11-0862 - Polished Shovelhead Top End KitDescriptionTop end kit includes pre fitted 80" cylinder set with 8:1 pistons, heads, polished rocker boxes, cylinder base nuts, rocker box studs, nuts and top end gasket kit.Kit includes fully assembled...$1,921.25 -
V-Twin - 11-0861 - Chrome Shovelhead Top End Kit
V-Twin
$2,032.67V-Twin - 11-0861 - Chrome Shovelhead Top End KitDescriptionTop end kit includes pre fitted 74" cylinder set with 8.5:1 pistons, heads, chrome rocker boxes, cylinder base nuts, rocker box studs, nuts and top end gasket kit.Kit includes fully assembled...$2,032.67 -
V-Twin - 11-0860 - Polished Shovelhead Top End Kit
V-Twin
$1,890.00V-Twin - 11-0860 - Polished Shovelhead Top End KitDescriptionTop end kit includes pre fitted 74" cylinder set with 8.5:1 pistons, heads, polished rocker boxes, cylinder base nuts, rocker box studs, nuts and top end gasket kit.Kit includes fully assembled...$1,890.00 -
V-Twin - 11-0852 - 883cc to 1200 cc Conversion Piston Set Standard 3.498 inch
Motorshop
$138.07V-Twin - 11-0852 - 883cc to 1200 cc Conversion Piston Set Standard 3.498 inchDescriptionSifton piston kit includes moly coated pistons and Hastings rings. Converts 883cc to 1200cc with use of reverse dome piston.Piston set has a 9.5:1 compression...$138.07 -
V-Twin - 11-0636 - Cylinder Stud Insert
Sifton
$34.31V-Twin - 11-0636 - Cylinder Stud InsertDescriptionCylinder stud insert only comes as 8 pieces. Fits:FXST 1986-1998FLT 1986-1998FXD 1991-1998FXR 1986-1994FLST 1986-1998Additional Information UOM8 - SET ManufacturerSifton OriginImported 2025 Catalog...$34.31 -
V-Twin - 11-0565 - 1200cc Cylinder and Piston Conversion Kit Silver
Motorshop
$605.48V-Twin - 11-0565 - 1200cc Cylinder and Piston Conversion Kit SilverDescriptionBig bore cylinder kit for 883-1200 conversion on Sportster models.Increase your horsepower with our V-Twin 883cc to 1200cc big bore conversion kit. Our kit includes 2 silver...$605.48 -
V-Twin - 11-0533 - 88 inch Evolution Big Bore Cylinder Black
Motorshop
$291.35V-Twin - 11-0533 - 88 inch Evolution Big Bore Cylinder BlackDescriptionIncrease your stock 80" Evolution engine with our big bore cylinder to 88" cubic inches.This is 3-5/8" black cylinder will have to be honed for final fitment. Case boring will be...$291.35 -
V-Twin - 11-0532 - 88 inch Evolution Big Bore Cylinder Silver
Motorshop
$232.33V-Twin - 11-0532 - 88 inch Evolution Big Bore Cylinder SilverDescriptionIncrease your stock 80" Evolution engine with our big bore cylinder to 88" cubic inches.This 3-5/8" silver cylinder will have to be honed for final fitment. Case boring will be...$232.33 -
V-Twin - 11-0506 - Replica 61 inch Knucklehead Cylinder Set Black
Motorshop
$887.88V-Twin - 11-0506 - Replica 61 inch Knucklehead Cylinder Set BlackDescriptionReplica 61" Knucklehead cylinder set features cast iron construction with 4 fins above head bolt line. Original markings with a black finish and are pre fitted with cast 7.5:1...$887.88 -
V-Twin - 11-0505 - 1000cc Replacement Rear Cylinder
Motorshop
$188.00V-Twin - 11-0505 - 1000cc Replacement Rear CylinderDescriptionRear cylinder fits Sportster 1000cc 1973-1985 models. Cylinders are for stock bore, stock stroke and compression.Cylinders must be honed to standard size for proper fit. Sold each. Piston is...$188.00 -
V-Twin - 11-0504 - 1000cc Replacement Front Cylinder
Motorshop
$188.00V-Twin - 11-0504 - 1000cc Replacement Front CylinderDescriptionFront cylinder fits Sportster 1000cc 1973-1985 models. Cylinders are for stock bore, stock stroke and compression.Cylinders must be honed to standard size for proper fit. Sold each. Piston is...$188.00 -
V-Twin - 11-0503 - 74 inch Panhead Rear Cylinder
Motorshop
$188.24V-Twin - 11-0503 - 74 inch Panhead Rear CylinderDescriptionRear cylinder fits Panhead 1948-1965 74" models. Cylinders are for stock bore, stock stroke and compression.*NOTE: Machined to inner diameter of 87.25mm, cylinders must be honed to standard size...$188.24
Harley Engine
At Deadbeat Customs, we offer a wide selection of Harley engine parts built for performance, reliability, and long-lasting power. Whether you're rebuilding a vintage motor or upgrading a modern setup, we’ve got the top-end and bottom-end components you need to get the job done right.
We carry engine parts for a wide range of Harley Davidson models, including Dyna, Sportster, FXR, Touring, Softail, Shovelhead, and Panhead. From the classic Evo 1340 and Shovelhead to Twin Cam 88/96/103/110, and the modern Milwaukee-Eight 107/114/117, our catalog covers nearly every era of Harley engine design.
Choose from trusted brands like S&S Cycle, Fueling, Vance & Hines, and more—known for producing high-quality components that meet or exceed OEM standards.
Explore our full collection of Harley engine parts today and build your motor with confidence—because whether it’s vintage or modern, your Harley deserves the best from the inside out.