Engine
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Out of stock
V-Twin - 11-1235 - Sifton Billet Lower Pushrod Cover Set
Sifton
$119.31V-Twin - 11-1235 - Sifton Billet Lower Pushrod Cover SetDescriptionSifton billet lower pushrod cover set features a natural alloy finish. Set fits Panhead and Shovelhead motors. Fits:FX 1948-1978FL 1948-1978Additional Information UOM1 - KIT ...$119.31 -
Out of stock
V-Twin - 11-1234 - Rocker Arm Shaft
Eastern
$46.25V-Twin - 11-1234 - Rocker Arm ShaftDescriptionReplica rocker arm shafts are for use on Big Twin models. Shafts are manufactured to meet or exceed OEM specifications for long lasting durability and performance. Fits:FLT 1979-1983FX 1971-1984FXR...$46.25 -
Out of stock
V-Twin - 11-1210 - Solid Tappet Screw Set
V-Twin
$37.94V-Twin - 11-1210 - Solid Tappet Screw SetDescriptionSolid tappet screw set includes 4 screws with lock nut. Set is for solid puhsrods on Panhead, Knucklehead and Sportser. Fits:EL 1936-1940EL 1941-1952Additional Information UOM1 - SET ...$37.94 -
Out of stock
V-Twin - 11-1203 - 1200cc Cylinder and Piston Kit
Motorshop
$663.58V-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...$663.58 -
Out of stock
V-Twin - 11-1201 - 1200cc Cylinder and Piston Kit
Motorshop
$667.17V-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...$667.17 -
Out of stock
V-Twin - 11-1157 - Knucklehead Rocker Arm Set
V-Twin Manufacturing
$647.68V-Twin - 11-1157 - Knucklehead Rocker Arm SetDescriptionMachined Knucklehead rocker arm set.For use on the 1936-1937 valve spring cup and cap style covers, where the rocker arms will be exposed. The outer diameter of the rocker arm is turned down to .80"...$647.68 -
Out of stock
V-Twin - 11-1152 - Titanium Rocker Box Cover Set
Motorshop
$540.28V-Twin - 11-1152 - Titanium Rocker Box Cover SetDescriptionEvolution rocker box cover set is titanium coated.Sold as a pair. Fits:FXST 1992-1999FLST 1992-1999Additional Information UOM1 - SET FinishTitanium ManufacturerMotorshop OriginImported 2025...$540.28 -
Out of stock
V-Twin - 11-1142 - 1936 Rocker Inner Nut Set
V-Twin
$103.71V-Twin - 11-1142 - 1936 Rocker Inner Nut SetDescription1936 rocker inner nut set.Sold as a 4 piece set. Fits:EL 1936-1936Additional Information UOM1 - SET ManufacturerV-Twin OriginImported 2025 Catalog Pages516$103.71 -
Out of stock
V-Twin - 11-1115 - 883cc to 1200cc Cylinder and Piston Conversion Kit STD
Motorshop
$632.54V-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...$632.54 -
Out of stock
V-Twin - 11-1107 - 900/1000cc Nitrate Steel Exhaust Valve
Sifton
$69.94V-Twin - 11-1107 - 900/1000cc Nitrate Steel Exhaust ValveDescriptionSifton nitrate steel exhaust valve Fits:XL 1958-1985Additional Information UOM1 - EA ManufacturerSifton OriginUSA 2025 Catalog Pages851 Replacement Items11-0617 - 900/1000cc Nitrate...$69.94 -
Out of stock
V-Twin - 11-1106 - 1000cc Nitrate Steel Intake Valve
Sifton
$46.34V-Twin - 11-1106 - 1000cc Nitrate Steel Intake ValveDescriptionSifton nitrate steel intake valve Fits:XL 1970-1985Additional Information UOM1 - EA ManufacturerSifton OriginUSA 2025 Catalog Pages851 Replacement Items11-0609 - 1000cc Nitrate Steel...$46.34 -
Out of stock
V-Twin - 11-1104 - 883cc to 1200cc Cylinder and Piston Conversion Kit Silver
Motorshop
$624.94V-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...$624.94 -
Out of stock
V-Twin - 11-1100 - Pushrod Cover Set Only
V-Twin Manufacturing
$61.41V-Twin - 11-1100 - Pushrod Cover Set OnlyDescription4 piece pushrod cover set only features a chrome finish.Sold as a set of four. Order seal kit separately. Fits:XL 2004-UPAdditional Information OEM No.17946-04 UOM1 - SET FinishChrome ...$61.41 -
Out of stock
V-Twin - 11-1094 - XL Pushrod Cover Set
V-Twin
$114.97V-Twin - 11-1094 - XL Pushrod Cover SetDescriptionChrome pushrod cover set includes seals and is for XL models . Fits:XL 2004-UPAdditional Information UOM1 - SET FinishChrome ManufacturerV-Twin OriginImported Replacement Items11-1100 - Pushrod Cover...$114.97 -
Out of stock
V-Twin - 11-1051 - Ampco 45 .002 Exhaust Valve Guide
Kibblewhite
$32.60V-Twin - 11-1051 - Ampco 45 .002 Exhaust Valve GuideDescriptionPrecision machine .002 exhaust valve guide is made of ampco 45 and features viton stem seal that locks into a machined g roove on guide. Fits:FXD 1991-2004FXST 1984-2004FLST 1986-2004FLT...$32.60 -
Out of stock
V-Twin - 11-1011 - 103 inch Big Bore Wiseco Piston Kit
Wiseco
$497.28V-Twin - 11-1011 - 103 inch Big Bore Wiseco Piston KitDescriptionBig Bore Wiseco reverse domed piston kit for use with standard 3.875" bore cylinders with 9:1 compression. Kit includes forged pistons, rings, circlips, chrome piston pins and gaskets...$497.28 -
Out of stock
V-Twin - 11-0906 - Stroker Pushrod Cover Kit
V-Twin
$98.63V-Twin - 11-0906 - Stroker Pushrod Cover KitDescriptionStroker pushrod cover kit includes an inner pushrod cover set, cover seal, lower cover kit, cover spring, clip, and washer. Fits:FX 1971-1984FL 1966-1984Additional Information UOM1 - KIT ...$98.63 -
Out of stock
V-Twin - 11-0903 - Pushrod Cover Kit
V-Twin Manufacturing
$164.71V-Twin - 11-0903 - Pushrod Cover KitDescriptionChrome kit includes inner pushrod covers, upper and lower covers, and seals for Knuckleheads.*NOTE: May require a minimal amount of sanding or honing of the inner part of the outer pushrod covers for proper...$164.71 -
Out of stock
V-Twin - 11-0898 - Titanium Rocker Box Cover Set
Motorshop
$540.28V-Twin - 11-0898 - Titanium Rocker Box Cover SetDescriptionEvolution rocker box cover set is titanium coated.Sold as a pair. Fits:FLT 1984-1991FXR 1984-1991FLST 1986-1991FXST 1984-1991Additional Information UOM1 - SET FinishTitanium ...$540.28 -
Out of stock
V-Twin - 11-0897 - 1936 EL Pushrod Cover Kit
Motorshop
$165.23V-Twin - 11-0897 - 1936 EL Pushrod Cover KitDescriptionPushrod cover kit includes upper and lower pushrod covers. Upper pushrod clips are stainless steel and do not have lance for removal. Lower pushrod covers are chrome steel type with two grooves...$165.23 -
Out of stock
V-Twin - 11-0893 - Titanium TC-88 Cam Cover
Motorshop
$145.49V-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 ...$145.49 -
Out of stock
V-Twin - 11-0889 - 103 inch Twin Cam Piston Kit
Motorshop
$260.58V-Twin - 11-0889 - 103 inch Twin Cam Piston KitDescription103" moly coated piston kit. Pistons are .010" oversize and features a 3.875" bore. Fits:FLST 2007-2017FXD 2007-2017FLT 2006-2016FXST 2007-2017Additional Information UOM1 - KIT ...$260.58 -
Out of stock
V-Twin - 11-0888 - 103 inch Twin Cam Piston Kit
Motorshop
$260.58V-Twin - 11-0888 - 103 inch Twin Cam Piston KitDescription103" moly coated piston kit. Pistons are .005" oversize and features a 3.875" bore. Fits:FLST 2007-2017FXD 2007-2017FLT 2006-2016FXST 2007-2017Additional Information UOM1 - KIT ...$260.58 -
Out of stock
V-Twin - 11-0883 - 95 inch Big Bore Twin Cam Cylinder and Piston Kit
Motorshop
$1,028.72V-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...$1,028.72 -
Out of stock
V-Twin - 11-0867 - XL Bare Rocker Box Set
Motorshop
$707.14V-Twin - 11-0867 - XL Bare Rocker Box SetDescriptionBare rocker box set polished as original in highlighted areas.For Ironhead models. *NOTE: Shafts, arms and internals are not included and must be ordered separately. Fits:XL 1957-1985Additional...$707.14 -
Out of stock
V-Twin - 11-0864 - Cylinder Head Set With Rocker Assembly
Motorshop
$3,629.05V-Twin - 11-0864 - Cylinder Head Set With Rocker AssemblyDescriptionKnucklehead cylinder head set features original cast iron with natural finish. Head set includes valves, springs, collars, and guides with parkerized upper and lower valve cover sets...$3,629.05 -
Out of stock
V-Twin - 11-0857 - Cylinder Head Set With Rocker Assembly
Motorshop
$4,338.65V-Twin - 11-0857 - Cylinder Head Set With Rocker AssemblyDescriptionKnucklehead cylinder head set features original cast iron with natural finish. Head set includes valves, springs, collars, polished rocker boxes and guides with parkerized upper and...$4,338.65 -
Out of stock
V-Twin - 11-0855 - Polished Rocker Box Assembly Set
Motorshop
$330.85V-Twin - 11-0855 - Polished Rocker Box Assembly SetDescriptionFront and rear rocker box assembly set with polished aluminum highlights, as OEM, for XL models.Includes shafts, rocker arms, nuts and end case. Fits:XL 1957-1985Additional Information OEM No...$330.85 -
Out of stock
V-Twin - 11-0853 - Cast Iron .010 Oversize Valve Guide
Motorshop
$34.30V-Twin - 11-0853 - Cast Iron .010 Oversize Valve GuideDescriptionCast iron .005 oversize valve guide is used for intake or exhaust. Fits:K 1952-1956WL 1929-1952G 1929-1973Additional Information UOM1 - EA ManufacturerMotorshop OriginImported 2025...$34.30 -
Out of stock
V-Twin - 11-0852 - 883cc to 1200 cc Conversion Piston Set Standard 3.498 inch
Motorshop
$165.44V-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...$165.44 -
Out of stock
V-Twin - 11-0847 - 3-5/16 inch Piston Set .010 Oversize
Motorshop
$302.16V-Twin - 11-0847 - 3-5/16 inch Piston Set .010 OversizeDescriptionPiston set with 3-5/16" bore is .010 oversize. Set includes hasting 3 piece ring, 2 wrist pins, and 4 circlips. Pistons have a steel expansion control strut cast.*NOTE: Run engine at...$302.16 -
Out of stock
V-Twin - 11-0820 - Rocker Arm Shaft Kit
Motorshop
$311.52V-Twin - 11-0820 - Rocker Arm Shaft KitDescriptionSifton rocker arm shaft kit includes rocker arm rear exhaust ,front and rear intake, rocker arm shaft,rocker arm springs, spacers, shims, nuts and o-rings. Fits:XL 1957-1985Additional Information UOM1 -...$311.52 -
Out of stock
V-Twin - 11-0796 - Nitrate Valve and Spring Kit
Sifton
$149.28V-Twin - 11-0796 - Nitrate Valve and Spring KitDescriptionSifton valve and spring kit for Shovelhead models includes 2 intake and 2 exhaust valve with nitrate finish, complete spring set, keepers with upper and lower collars. Fits:FLT 1979-1983FX...$149.28 -
Out of stock
V-Twin - 11-0794 - Nitrate Valve and Spring Kit
Sifton
$239.76V-Twin - 11-0794 - Nitrate Valve and Spring KitDescriptionSifton valve and spring kit for Shovelhead models includes 2 intake and 2 exhaust valve with nitrate finish, complete spring set, keepers with upper and lower collars. Fits:FX 1971-1979FL...$239.76 -
Out of stock
V-Twin - 11-0788 - Oversize Exhaust Valve Seat
Motorshop
$31.94V-Twin - 11-0788 - Oversize Exhaust Valve SeatDescriptionOversize exhaust valve seat is 1.713" X 1.379" X .400. Can be used with unleaded gas. Replacement size is actual size of seat. Fits:FXST 1984-1998FLT 1984-1998FXD 1991-1998FXR 1984-1994FLST...$31.94 -
Out of stock
V-Twin - 11-0724 - Cast Iron .002 Exhaust Valve Guide
Motorshop
$19.65V-Twin - 11-0724 - Cast Iron .002 Exhaust Valve GuideDescription.002 cast iron exhaust valve guideInner diameter is .3395-.3400. May have to be honed for final fit. Fits:XL 1957-1982Additional Information OEM No.18172-57B UOM1 - EA ...$19.65 -
Out of stock
V-Twin - 11-0723 - Cast Iron .001 Exhaust Valve Guide
Motorshop
$19.65V-Twin - 11-0723 - Cast Iron .001 Exhaust Valve GuideDescription.001 cast iron exhaust valve guideInner diameter is .3395-.3400. May have to be honed for final fit. Fits:XL 1957-1982Additional Information OEM No.18171-57B UOM1 - EA ...$19.65 -
Out of stock
V-Twin - 11-0659 - Oversize Exhaust Valve Seat
Motorshop
$33.94V-Twin - 11-0659 - Oversize Exhaust Valve SeatDescriptionOversize exhaust valve seat has a 1.405 port size. Can be used with unleaded gas. Replacement size is actual size of seat, which is supplied. Fits:XL 1957-1985Additional Information UOM1 - EA ...$33.94 -
Out of stock
V-Twin - 11-0643 - Oversize Intake Valve Seat
Motorshop
$33.94V-Twin - 11-0643 - Oversize Intake Valve SeatDescriptionOversize intake valve seat is 2-1/16" x 1.687 x 9/32". Can be used with unleaded gas. Replacement size is actual size of seat, which is supplied. Fits:XL 1970-1985Additional Information UOM1 - EA ...$33.94 -
Out of stock
V-Twin - 11-0642 - Oversize Intake Valve Seat
Motorshop
$33.94V-Twin - 11-0642 - Oversize Intake Valve SeatDescriptionOversize intake valve seat is 2" x 1.687 x 9/32". Can be used with unleaded gas. Replacement size is actual size of seat, which is supplied. Fits:XL 1957-1969Additional Information UOM1 - EA ...$33.94
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.