Engine
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Out of stock
V-Twin - 11-0228 - Replica 80 inch Overhead Valve Piston Set .020 Oversize
Motorshop
$114.57V-Twin - 11-0228 - Replica 80 inch Overhead Valve Piston Set .020 OversizeDescriptionReplica 3-1/2" bore piston set has a 8:1 compression ratio and is .020 oversize. Piston set includes Hasting rings, 2 wrist pins and 4 circlips. Pistons have a steel...$114.57 -
Out of stock
V-Twin - 11-0219 - Replica 74 inch Overhead Valve Piston Set .030 Oversize
Motorshop
$114.57V-Twin - 11-0219 - Replica 74 inch Overhead Valve Piston Set .030 OversizeDescriptionReplica style 3-7/16" bore piston set has a 8.5:1 compression ratio and is oversize .030. Piston set includes Hasting rings, 2 wrist pins and 4 circlips. Pistons have a...$114.57 -
Out of stock
V-Twin - 11-0213 - Replica 1000cc Piston Set .050 Oversize
Motorshop
$114.57V-Twin - 11-0213 - Replica 1000cc Piston Set .050 OversizeDescriptionReplica style 3-3/16" bore piston set has a 9:1 compression ratio and is oversize .050. Piston set alloy is cast in a permanent steel mold and includes rings.**Note: Run engine at...$114.57 -
Out of stock
V-Twin - 11-0212 - Replica 1000cc Piston Set .040 Oversize
Motorshop
$130.24V-Twin - 11-0212 - Replica 1000cc Piston Set .040 OversizeDescriptionReplica style 3-3/16" bore piston set has a 9:1 compression ratio and is oversize .040. Piston set alloy is cast in a permanent steel mold and includes rings.**Note: Run engine at...$130.24 -
Out of stock
V-Twin - 11-0205 - Replica 900cc Piston Set .050 Oversize
Motorshop
$128.29V-Twin - 11-0205 - Replica 900cc Piston Set .050 OversizeDescriptionReplica style 3" bore piston set has a 9:1 compression ratio and is oversize .050. Piston set alloy is cast in a permanent steel mold and includes rings.**Note: Run engine at moderate...$128.29 -
Out of stock
V-Twin - 11-0204 - Replica 900cc Piston Set .040 Oversize
Motorshop
$143.96V-Twin - 11-0204 - Replica 900cc Piston Set .040 OversizeDescriptionReplica style 3" bore piston set has a 9:1 compression ratio and is oversize .040. Piston set alloy is cast in a permanent steel mold and includes rings.**Note: Run engine at moderate...$143.96 -
Out of stock
V-Twin - 11-0113 - 1000cc Piston Ring Set .040 Oversize
Hastings Rings
$90.66V-Twin - 11-0113 - 1000cc Piston Ring Set .040 OversizeDescriptionHastings cast piston ring set is for a 3-3/16" bore and is .040 oversize. Features compression rings with a size of 1/16" and oil rings with the size of 3/16".Sold as a pair for 2 pistons...$90.66 -
Out of stock
V-Twin - 11-0104 - 900cc Piston Ring Set .040 Oversize
V-Twin
$60.97V-Twin - 11-0104 - 900cc Piston Ring Set .040 OversizeDescriptionCast piston ring set is for a 3" bore and is .040 oversize. Features compression rings with a size of 1/16" and oil rings with the size of 3/16".Sold as a pair for 2 pistons. Fits:XL...$60.97 -
Out of stock
V-Twin - 11-0102 - 900cc Piston Ring Set .020 Oversize
V-Twin
$60.97V-Twin - 11-0102 - 900cc Piston Ring Set .020 OversizeDescriptionCast piston ring set is for a 3" bore and is .020 oversize. Features compression rings with a size of 1/16" and oil rings with the size of 3/16".Sold as a pair for 2 pistons. Fits:XL...$60.97 -
Out of stock
V-Twin - 11-0075 - 95 inch Big Bore Twin Cam Cylinder and Piston Kit
Motorshop
$402.05V-Twin - 11-0075 - 95 inch Big Bore Twin Cam Cylinder and Piston KitDescription95" Big Bore bolt on cylinder kit will increase TC-88 engine to 95". Kit includes silver cylinders with 10.25:1 cast pistons. Pistons are pre fitted to cylinders with head...$402.05 -
Out of stock
V-Twin - 11-0074 - 95 inch Big Bore Black Cylinder Kit
Motorshop
$464.71V-Twin - 11-0074 - 95 inch Big Bore Black Cylinder KitDescription95" Big Bore bolt on cylinder kit will increase TC-88 engines to 95".Kit includes two 95" black cylinders, two 10.25:1 compression cast pistons with rings pre fitted to cylinder with...$464.71 -
Out of stock
V-Twin - 11-0023 - 61 inch Rear MC Cast Knucklehead Cylinder
Motorshop
$257.06V-Twin - 11-0023 - 61 inch Rear MC Cast Knucklehead CylinderDescriptionRear cylinder fits Knucklehead 1936-1947 61" models. Cylinders are for stock bore, stock stroke and compression, featuring 5 fins.Cylinder have original casting marks of MoCasCo. Set...$257.06 -
Out of stock
V-Twin - 11-0022 - 61 inch Front MC Cast Knucklehead Cylinder
Motorshop
$257.06V-Twin - 11-0022 - 61 inch Front MC Cast Knucklehead CylinderDescriptionFront cylinder fits Knucklehead 1936-1947 61" models. Cylinders are for stock bore, stock stroke and compression, featuring 5 fins.Cylinder have original casting marks of MoCasCo...$257.06 -
Out of stock
V-Twin - 11-0021 - Finned Rocker Box Cover Set Raw
V-Twin
$391.85V-Twin - 11-0021 - Finned Rocker Box Cover Set RawDescriptionFinned rocker box cover set features a raw finish, which can readily accept black heat paint.*NOTE: Black heat paint can aid in heat and dissipation. Fits:FLT 2008-UP M8 modelsAdditional...$391.85 -
Out of stock
V-Twin - 11-0011 - M8 Shovelhead Rocker Box Cover Set
V-Twin
$391.81V-Twin - 11-0011 - M8 Shovelhead Rocker Box Cover SetDescriptionShovelhead rocker box cover set features a natural cast finish. For M8 models.Shipped in natural cast aluminum, which aids in heat disepation, can be readily painted with high tempeture heat...$391.81 -
Out of stock
V-Twin - 11-0008 - TC-88 Shovelhead Rocker Box Cover Set Natural Cast
V-Twin
$391.81V-Twin - 11-0008 - TC-88 Shovelhead Rocker Box Cover Set Natural CastDescriptionTC-88 Shovelhead rocker box set features a natural cast finish.Retro "Shovel" look for the Twin cam motors. Shipped in natural cast aluminum, which aids in heat disepation...$391.81 -
Out of stock
V-Twin - 11-0007 - M8 Shovelhead Rocker Box Cover Set Natural Cast
V-Twin
$391.81V-Twin - 11-0007 - M8 Shovelhead Rocker Box Cover Set Natural CastDescriptionShovelhead rocker box set features a natural cast finish. For M8 models. Fits:FLST 2018-UPFLT 2017-UPFXST 2018-UPAdditional Information UOM1 - SET ManufacturerV-Twin ...$391.81 -
Out of stock
V-Twin - 11-0003 - M8 Chrome Lower Rocker Box Cover
Motorshop
$157.06V-Twin - 11-0003 - M8 Chrome Lower Rocker Box CoverDescriptionChrome lower rocker box cover is for M8 models.*NOTE: Requires 2. Fits:FLT 2017-UPAdditional Information UOM1 - EA FinishChrome ManufacturerMotorshop OriginImported$157.06 -
Out of stock
V-Twin - 11-0001 - M8 Gloss Black Lower Rocker Box Cover
Motorshop
$157.06V-Twin - 11-0001 - M8 Gloss Black Lower Rocker Box CoverDescriptionGloss Black lower rocker box cover is for M8 models.*NOTE: Requires 2. Fits:FLT 2017-UPAdditional Information OEM No.25700521 UOM1 - EA FinishBlack ManufacturerMotorshop ...$157.06 -
Out of stock
V-Twin - 10-8181 - Replica Lightning Cam for Knucklehead
Motorshop
$236.11V-Twin - 10-8181 - Replica Lightning Cam for KnuckleheadDescriptionReplica lightning cam for 1936-1947 Knucklehead.Stock .355 lift cam with a 236 duration. Fits:EL 1936-1940FL 1941-1947Additional Information OEM No.25522-36 UOM1 - EA ...$236.11 -
Out of stock
V-Twin - 10-2875 - Dudley Tappet Block Set
V-Twin
$199.91V-Twin - 10-2875 - Dudley Tappet Block Set Description Dudley tappet block set original offset design to reduce extreme pushrod angle on the front exhaust pushrod.Order correct pushrods, separately. *NOTE: Developed by Dudley of Long Island in the late...$199.91 -
Out of stock
V-Twin - 10-2522 - Steel Connecting Rod Bearing Cage Set
Motorshop
$82.55V-Twin - 10-2522 - Steel Connecting Rod Bearing Cage SetDescriptionSifton steel connecting rod bearing cage set includes 4 cages, and standard size Torrington roller set. Fits:FXST 1984-1998UL 1937-1948FXR 1982-1994FLT 1979-1998FX 1971-1984EL 1936-1940FL...$82.55 -
Out of stock
V-Twin - 10-2009 - Shovelhead 74 inch Short Block
Motorshop
$3,463.33V-Twin - 10-2009 - Shovelhead 74 inch Short BlockDescriptionAssembled and tested for oil pressure.74" Short block is shipped fully assembled. Unit features Sifton oil and breather assembly, stock stroke flywheel, Timken bearings, stock cam properly...$3,463.33 -
Out of stock
V-Twin - 10-2008 - Panhead 74 inch Short Block
Motorshop
$3,585.65V-Twin - 10-2008 - Panhead 74 inch Short BlockDescription74" short block is shipped fully assembled.Unit features S&S crankcases, Sifton oil and breather assembly, stock stroke flywheel, Timken bearings, stock cam properly installed with a matched pinion...$3,585.65 -
Out of stock
V-Twin - 10-1990 - Panhead 80 inch Short Block
Motorshop
$3,661.05V-Twin - 10-1990 - Panhead 80 inch Short BlockDescriptionShipped fully assembled.80" Panhead short block is shipped fully assembled. Unit features S&S crankcase, Sifton oil and breather assembly with overhead oiler, stock stroke flywheel, Timken...$3,661.05 -
Out of stock
V-Twin - 10-1945 - 80 inch ULH Motor Top End
V-Twin
$2,118.98V-Twin - 10-1945 - 80 inch ULH Motor Top EndDescription80" ULH motor top end kit includes fitted front and rear cylinders with standard piston and valve guides, rings and aluminum heads. Valves and spring not included. Fits:ULH 1937-1948Additional...$2,118.98 -
Out of stock
V-Twin - 10-1889 - 1940 Knucklehead 8-Finned Cam Cover Polished
V-Twin
$271.34V-Twin - 10-1889 - 1940 Knucklehead 8-Finned Cam Cover PolishedDescriptionForged aluminum 1940 Knucklehead 8-finned cam cover features a polished finish and includes the "welch" plug installed, as original, in the top and rear. Cam cover also includes...$271.34 -
Out of stock
V-Twin - 10-1888 - Shovelhead Case Set
Motorshop
$1,370.17V-Twin - 10-1888 - Shovelhead Case SetDescriptionShovelhead motor case set for flat side models with cast aluminum inner primary cover. Set includes tapered bearing assembly for left side and case race on right side.Accepts shovel head OHO line to the...$1,370.17 -
Out of stock
V-Twin - 10-1835 - Panhead Engine Case Set
V-Twin
$1,714.21V-Twin - 10-1835 - Panhead Engine Case SetDescriptionPanhead engine case set includes tapered bearing assembly for left side and case race on right side. Features a front saddle for the 3 brush generator strap.Accepts shovel head OHO line to the heads...$1,714.21 -
Out of stock
V-Twin - 10-1834 - Cam Cover Kit Cast
V-Twin Manufacturing
$447.29V-Twin - 10-1834 - Cam Cover Kit CastDescriptionCam cover kit. Cam cover trim for Twin Cam models bolts directly to the existing cam cover.Kit includes a replica cast cam cover with bushings installed, cast cam cover adapter trim and cadmium cam cover...$447.29 -
Out of stock
V-Twin - 10-1833 - 4-Finned Cam Cover Kit Chrome
V-Twin
$447.29V-Twin - 10-1833 - 4-Finned Cam Cover Kit ChromeDescriptionCam cover kit. Cam cover trim for Twin Cam models bolts directly to the existing cam cover.Kit includes a chrome forged aluminum cam cover 4-finned style with bushings installed, cast cam cover...$447.29 -
Out of stock
V-Twin - 10-1832 - Knucklehead Cam Cover Trim Set Alloy
V-Twin
$391.81V-Twin - 10-1832 - Knucklehead Cam Cover Trim Set AlloyDescriptionKnucklehead cam cover trim set attaches to the existing cam cover with a 1936 stule screw set.Kit includes an alloy 8-finned style cam cover, an inner mount ring and 12 screws. Fits:FLT...$391.81 -
Out of stock
V-Twin - 10-1820 - Panhead/Shovelhead Engine Case Set
Motorshop
$1,714.20V-Twin - 10-1820 - Panhead/Shovelhead Engine Case SetDescriptionPanhead engine case set includes tapered bearing assembly for left side and case race on right side. Features a front saddle for the 3 brush generator strap.Accepts shovel head OHO line to...$1,714.20 -
Out of stock
V-Twin - 10-1819 - Sifton 45 inch WR Cam Set
Sifton
$546.28V-Twin - 10-1819 - Sifton 45 inch WR Cam SetDescriptionSifton 4 piece 45" WR cam set, for use with bushings, features the original design lobes by Tom Sifton in the late 1940's.For use with roller tappets. *NOTE: The intake opens at 45 Before Top Dead...$546.28 -
Out of stock
V-Twin - 10-1815 - Truett & Osborne Flywheel Set
Truett & Osborn
$773.74V-Twin - 10-1815 - Truett & Osborne Flywheel SetDescriptionBare flywheels for Side Valve models feature original weight right and left sides.Tapers accept OE crank pin. Fits:G 1941-1973WL 1941-1952Additional Information UOM1 - SET ManufacturerTruett...$773.74 -
Out of stock
V-Twin - 10-1814 - Nylon Bushing Set
Motorshop
$35.71V-Twin - 10-1814 - Nylon Bushing SetDescriptionBushing set features a white nylon finish.Set is for use with shifter bracket. Fits:FXD 2016-2017Additional Information UOM1 - SET ManufacturerMotorshop OriginImported$35.71 -
Out of stock
V-Twin - 10-1813 - TC-88 Pinion Race
V-Twin
$72.75V-Twin - 10-1813 - TC-88 Pinion RaceDescriptionTC-88 pinion race features a standard outer diameter and the inner dimaeter is undersize. Fits:Custom applicationAdditional Information UOM1 - EA ManufacturerV-Twin OriginImported 2025 Catalog Pages158$72.75 -
Out of stock
V-Twin - 10-1812 - ULH Cam Lobe Set
Sifton
$503.14V-Twin - 10-1812 - ULH Cam Lobe SetDescriptionULH cam lobe set for dirt track use.Sold as a set of four. Fits:U 1937-1948Additional Information UOM1 - SET ManufacturerSifton OriginImported 2025 Catalog Pages802$503.14 -
Out of stock
V-Twin - 10-1807 - Shovelhead Short Block 74 inch
Motorshop
$3,341.60V-Twin - 10-1807 - Shovelhead Short Block 74 inchDescription74" Shovelhead short block is shipped fully assembled.Engine case accepts cast inner primary cover for 1965-1969 model years. The left side sprocket shaft is the correct length for use with...$3,341.60 -
Out of stock
V-Twin - 10-1801 - .0008 45 Connecting Rod Roller Bearing Kit
Motorshop
$66.62V-Twin - 10-1801 - .0008 45 Connecting Rod Roller Bearing KitDescriptionNew Old Stock" of 45 connecting rod roller bearing kit is an original army surplus from the 1940's.Features an oversize of .0008. Fits:G 1937-1973W 1937-1952RL 1929-1936Additional...$66.62
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.