Engine
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Out of stock
V-Twin - 11-1157 - Knucklehead Rocker Arm Set
V-Twin Mfg
$639.57V-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"...$639.57 -
Out of stock
V-Twin - 11-1152 - Titanium Rocker Box Cover Set
Motorshop
$513.26V-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...$513.26 -
Out of stock
V-Twin - 11-1142 - 1936 Rocker Inner Nut Set
V-Twin Mfg
$97.74V-Twin - 11-1142 - 1936 Rocker Inner Nut Set Description 1936 rocker inner nut set.Sold as a 4 piece set. Fits: EL 1936-1936 Additional Information UOM 1 - SET Manufacturer V-Twin Origin Imported 2025 Catalog...$97.74 -
Out of stock
V-Twin - 11-1115 - 883cc to 1200cc Cylinder and Piston Conversion Kit STD
Motorshop
$624.64V-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...$624.64 -
Out of stock
V-Twin - 11-1107 - 900/1000cc Nitrate Steel Exhaust Valve
Sifton
$67.98V-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...$67.98 -
Out of stock
V-Twin - 11-1106 - 1000cc Nitrate Steel Intake Valve
Sifton
$45.05V-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...$45.05 -
Out of stock
V-Twin - 11-1105 - 883cc to 1200cc Cylinder and Piston Conversion Kit Black
Motorshop
$630.87V-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...$630.87 -
Out of stock
V-Twin - 11-1104 - 883cc to 1200cc Cylinder and Piston Conversion Kit Silver
Motorshop
$617.12V-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...$617.12 -
Out of stock
V-Twin - 11-1100 - Pushrod Cover Set Only
V-Twin Mfg
$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 - 11-1099 - 45 inch W/G Cylinder Set
Motorshop
$910.26V-Twin - 11-1099 - 45 inch W/G Cylinder SetDescriptionNew cylinders, front is OEM, rear is replica with casting numbers, intake nipples and valve guides installed.*NOTE: Cylinders must be fit to piston size as required, not included. Fits:WL 1929-1952W...$910.26 -
Out of stock
V-Twin - 11-1094 - XL Pushrod Cover Set
V-Twin Mfg
$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 - 11-1074 - Solid Tappet Adapter Set
Motorshop
$33.29V-Twin - 11-1074 - Solid Tappet Adapter Set Description Four piece solid tappet adapter set replaces hydraulic tappet inserts, and uses stock pushrods. Fits: FLT 1979-1983 FX 1971-1984 FXR 1982-1983 FL 1953-1984 Additional...$33.29 -
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 - 11-1045 - Ampco 45 .001 Intake Valve Guide
Kibblewhite
MSRP: $32.60$30.48V-Twin - 11-1045 - Ampco 45 .001 Intake Valve GuideDescriptionPrecision machine .001 intake valve guide is made of ampco 45 and features viton stem seal that locks into a machined groove on guide. Fits:FXD 1991-2004FXST 1984-2004FLST 1986-2004FLT...MSRP: $32.60$30.48 -
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 - 11-0937 - Pushrod Cover Kit
Motorshop
$121.84V-Twin - 11-0937 - Pushrod Cover KitDescriptionChrome pushrod cover kit includes upper, lower and inner pushrod covers, and required hardware. Fits:XL 1979-1985 Late 1979Additional Information UOM1 - KIT FinishChrome ManufacturerMotorshop ...$121.84 -
Out of stock
V-Twin - 11-0904 - 61 inch Pushrod Cover Kit
V-Twin Mfg
MSRP: $168.64$153.31V-Twin - 11-0904 - 61 inch Pushrod Cover KitDescriptionChrome kit includes upper and lower pushrod covers. Lower pushrod covers are steel as exact original. Fits:EL 1936-1939 61"Additional Information UOM1 - KIT FinishChrome ManufacturerV-Twin ...MSRP: $168.64$153.31 -
Out of stock
V-Twin - 11-0898 - Titanium Rocker Box Cover Set
Motorshop
$513.26V-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 ...$513.26 -
Out of stock
V-Twin - 11-0897 - 1936 EL Pushrod Cover Kit
Motorshop
$156.15V-Twin - 11-0897 - 1936 EL Pushrod Cover Kit Description Pushrod 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...$156.15 -
Out of stock
V-Twin - 11-0893 - Titanium TC-88 Cam Cover
Motorshop
$138.50V-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 ...$138.50 -
Out of stock
V-Twin - 11-0889 - 103 inch Twin Cam Piston Kit
Motorshop
$246.24V-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 ...$246.24 -
Out of stock
V-Twin - 11-0888 - 103 inch Twin Cam Piston Kit
Motorshop
$246.40V-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 ...$246.40 -
Out of stock
V-Twin - 11-0886 - 96 inch Twin Cam Piston Kit
Motorshop
$215.22V-Twin - 11-0886 - 96 inch Twin Cam Piston KitDescription96" moly coated piston kit. Pistons are .005" oversize and features a 3.750" bore. Fits:FXST 2007-2013FXD 2007-2013FLST 2007-2013FLT 2007-2013Additional Information UOM1 - KIT ...$215.22 -
Out of stock
V-Twin - 11-0883 - 95 inch Big Bore Twin Cam Cylinder and Piston Kit
Motorshop
$1,019.67V-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...$1,019.67 -
Out of stock
V-Twin - 11-0867 - XL Bare Rocker Box Set
Motorshop
$667.54V-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...$667.54 -
Out of stock
V-Twin - 11-0864 - Cylinder Head Set With Rocker Assembly
Motorshop
$3,475.18V-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...$3,475.18 -
Out of stock
V-Twin - 11-0863 - Chrome Shovelhead Top End Kit
V-Twin Mfg
$2,431.85V-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...$2,431.85 -
Out of stock
V-Twin - 11-0855 - Polished Rocker Box Assembly Set
Motorshop
$318.27V-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...$318.27 -
Out of stock
V-Twin - 11-0852 - 883cc to 1200 cc Conversion Piston Set Standard 3.498 inch
Motorshop
$156.33V-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...$156.33 -
Out of stock
V-Twin - 11-0847 - 3-5/16 inch Piston Set .010 Oversize
Motorshop
$285.53V-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...$285.53 -
Out of stock
V-Twin - 11-0821 - Lower Valve Collar Kit
Sonnax
MSRP: $74.70$67.23V-Twin - 11-0821 - Lower Valve Collar KitDescriptionSifton lower collar and seal kit includes 4 lower collars machined to accept K line style seals. 2 intake seals and 2 exhaust seals included.Top of guide must be machined to accept seals. Seal...MSRP: $74.70$67.23 -
Out of stock
V-Twin - 11-0796 - Nitrate Valve and Spring Kit
Sifton
$142.11V-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...$142.11 -
Out of stock
V-Twin - 11-0795 - Nitrate Valve and Spring Kit
Sifton
$189.97V-Twin - 11-0795 - 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:FL 1980-1981FLT...$189.97 -
Out of stock
V-Twin - 11-0794 - Nitrate Valve and Spring Kit
Sifton
$226.56V-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...$226.56 -
Out of stock
V-Twin - 11-0793 - Cast Iron Standard Valve Guide
Kibblewhite
MSRP: $26.71$24.97V-Twin - 11-0793 - Cast Iron Standard Valve GuideDescriptionCast iron standard valve guide is used for intake or exhaust . Fits:UL 1937-1948 74" & 80"VL 1930-1935 74" & 80"Additional Information UOM1 - EA ManufacturerKibblewhite ...MSRP: $26.71$24.97 -
Out of stock
V-Twin - 11-0724 - Cast Iron .002 Exhaust Valve Guide
Motorshop
MSRP: $17.86$17.68V-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 ...MSRP: $17.86$17.68 -
Out of stock
V-Twin - 11-0723 - Cast Iron .001 Exhaust Valve Guide
Motorshop
MSRP: $17.86$17.68V-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 ...MSRP: $17.86$17.68 -
Out of stock
V-Twin - 11-0688 - Cast Iron .003 Exhaust Valve Guide
V-Twin Mfg
MSRP: $13.72$12.47V-Twin - 11-0688 - Cast Iron .003 Exhaust Valve GuideDescription.003 exhaust valve guide, cast iron Fits:FX 1971-1978FL 1948-1978Additional Information UOM1 - EA ManufacturerV-Twin MaterialCast Iron OriginImported Size.003 2025 Catalog Pages518MSRP: $13.72$12.47 -
Out of stock
V-Twin - 11-0679 - Nitrate Intake and Exhaust Valve Set
Motorshop
$103.55V-Twin - 11-0679 - Nitrate Intake and Exhaust Valve SetDescriptionSifton nitrate intake and exhaust valve set includes 2 intake and 2 exhaust valves. Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL 1966-1984Additional Information UOM4 - SET ...$103.55 -
Out of stock
V-Twin - 11-0529 - Rocker Arm Front Exhaust Rear Intake
Motorshop
$54.91V-Twin - 11-0529 - Rocker Arm Front Exhaust Rear IntakeDescriptionReplica rocker arm only for front exhaust and rear intake. Fits:FL 1948-1965Additional Information OEM No.17375-48 UOM1 - EA ManufacturerMotorshop OriginImported 2025 Catalog Pages508$54.91
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.
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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.