Engine
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V-Twin - 14-0119 - V-Twin Engine Seal - Fits 1974-1984 Harley-Davidson XL (transmission), 1974-2003 XL (engine)
V-Twin Mfg
$11.74Engine seal for use as a transmission mainshaft oil seal or on the crank case as a sprocket shaft oil seal. Fits:XL 1974-1984 transmissionXL 1974-2003 engineAdditional Information <$11.74 -
V-Twin - 14-0118 - V-Twin Shaft Seal - Fits 1952-1956 Harley-Davidson K (engine and transmission), 1957-1974 XL (engine and transmission)
V-Twin Mfg
$22.96Shaft seal Fits:K 1952-1956 engine and transmissionXL 1957-1974 engine and transmissionAdditional Information OEM No.35151-52A$22.96 -
V-Twin - 14-0117 - Oil Seal - Fits 1937-1948 Harley-Davidson UL, 1971-1979 FX, 1937-1940 EL, 1941-1979 FL
V-Twin Mfg
$14.41Oil seals for shifter cam Fits:UL 1937-1948FX 1971-1979EL 1937-1940FL 1941-1979Additional Information OEM No.34036-36$14.41 -
V-Twin - 14-0115 - Starter Crank Seal - Fits 1937-1948 Harley-Davidson UL, 1971-1984 FX, 1941-1984 FL, 1937-1940 EL
V-Twin Mfg
$24.83Starter crank seal Fits:UL 1937-1948FX 1971-1984FL 1941-1984EL 1937-1940Additional Information OEM No.33076-37$24.83 -
V-Twin - 14-0114 - V-Twin Oil Pump Seal
V-Twin Mfg
$25.37V-Twin - 14-0114 - V-Twin Oil Pump SealDescriptionOil Pump Seal Fits:FXST 1984-1998FXR 1982-1994FX 1971-1984FXD 1991-1998FLT 1979-UPFLST 1986-1998FL 1968-1984Additional Information$25.37 -
V-Twin - 14-0113 - Intake Manifold Seal - Fits 1978-1984 Harley-Davidson XL, FL, FX
V-Twin Mfg
$25.37Intake manifold seals prevent vacuum leaks and seals coolant passages between the intake manifold and cylinder head. Fits:XL 1978-1984FL 1978-1984FX 1978-1984Additional Information$25.37 -
V-Twin - 14-0110 - V-Twin Transmission to Starter Seal - Fits 1980-1984 Harley-Davidson FLT, 1982-1984 FXR
V-Twin Mfg
$17.68Transmission to starter seal Fits:FLT 1980-1984FXR 1982-1984Additional Information OEM No.12043 UOM$17.68
V-Twin - 14-0109 - V-Twin Oil Pump Seal - Fits 1977-1990 Harley-Davidson XL
V-Twin Mfg
$13.72Oil pump seal Fits:XL 1977-1990Additional Information OEM No.12036-A UOM5 - PK$13.72
V-Twin - 14-0106 - Main Drive Seal - Fits 1986-1990 Harley-Davidson FLST, 1965-1984 FL, 1971-1984 FX, 1986-1990 FXST, 1984-1990 FXR, 1979-1990 FLT
V-Twin Mfg
$22.96Main drive gear seal. Fits:FLST 1986-1990FL 1965-1984FX 1971-1984FXST 1986-1990FXR 1984-1990FLT 1979-1990Additional Information$22.96
V-Twin - 14-0104 - V-Twin Inner Primary Seal - Fits 1971-1984 Harley-Davidson FX, 1970-1984 FL (4-speed)
V-Twin Mfg
$27.71Inner primary seal, 5 pack Fits:FX 1971-1984FL 1970-1984 4-speedAdditional Information OEM No.12018 U$27.71
V-Twin - 14-0103 - V-Twin Clutch Hub Seal Kit - Fits 1965-1984 Harley-Davidson FL, 1971-1984 FX
V-Twin Mfg
$25.37Clutch hub seal kit includes 5 seals. Fits:FL 1965-1984FX 1971-1984Additional Information OEM No.12014$25.37
V-Twin - 14-0102 - Shaft Cover Seal
V-Twin Mfg
$28.33V-Twin - 14-0102 - Shaft Cover SealDescriptionShaft cover seal Fits:FX 1979-1984XL 1986-UPFL 1979-1984Additional Information$28.33
V-Twin - 14-0100 - V-Twin Point Cover Seal - Fits 1971-2003 Harley-Davidson XL
V-Twin Mfg
$24.83Point cover seal Fits:XL 1971-2003Additional Information OEM No.11124 UOM5 - PK$24.83
V-Twin - 14-0033 - Oil Pressure Seal Washer
Eastern Motorcycle Parts
MSRP: $14.36$12.92V-Twin - 14-0033 - Oil Pressure Seal WasherDescriptionOil pressure seal washers.Sold as a 10 pack. Fits:FXST 1984-1998FXR 1982-1994FLT 1979-1998FX 1971-1984FXD 1991-1998FL 1950-1984FLST 1986-1998AdditMSRP: $14.36$12.92
V-Twin - 14-0032 - V-Twin Body Plug Seal Washer
Eastern Motorcycle Parts
MSRP: $13.86$12.47V-Twin - 14-0032 - V-Twin Body Plug Seal WasherDescriptionBody plug seal washer Fits:FX 1971-1978FL 1954-1978Additional InformationMSRP: $13.86$12.47
V-Twin - 14-0031 - Oil Pump Adjuster Screw Gasket
Eastern Motorcycle Parts
MSRP: $16.42$14.77V-Twin - 14-0031 - Oil Pump Adjuster Screw GasketDescriptionThis oil pump adjuster screw gasket has a brass finish and measures 3/16" X 3/8". Fits:FL 1941-1969W 1932-1952VL 1932-1934EL...MSRP: $16.42$14.77
V-Twin - 14-0029 - V-Twin Pushrod Seals
V-Twin Mfg
$24.77V-Twin - 14-0029 - V-Twin Pushrod SealsDescriptionThese large pushrod silicone seals are lathe cut, then ground with perfect O.D. finish and can withstand heat, oil and gas.Sold as a pack of 10...$24.77
V-Twin - 14-0028 - V-Twin Pushrod Seals
V-Twin Mfg
$97.81V-Twin - 14-0028 - V-Twin Pushrod SealsDescriptionThese small pushrod silicone seals are lathe cut, then ground with perfect O.D. finish and can withstand heat, oil and gas.Sold as a pack of 50...$97.81
V-Twin - 14-0026 - V-Twin Oil Pump Hardware & Gasket Kit - Fits 1981-1991 Harley-Davidson FLT, FXR, 1991 FXD, 1981-1984 FL, 1986-1991 FLST, 1984-1991 FXST
V-Twin Mfg
$19.44This paper type oil pump gasket kit includes gaskets, seals, snap ring, balls and keys. Fits:FLT 1981-1991FXR 1981-1991FXD 1991-1991FL 1981-1984FLST 1986-1991FXST 1984-1991Additional Information$19.44
V-Twin - 14-0025 - Oil Pump Hardware & Gasket Kit - Fits 1971-1980 Harley-Davidson FX, 1968-1980 FL
V-Twin Mfg
$18.94This paper type oil pump gasket kit includes gaskets, seals, snap ring, balls, spring, and keys. Fits:FX 1971-1980FL 1968-1980Additional Information UOM<$18.94
V-Twin - 14-0009 - Oil Pump Hardware & Gasket Kit - Fits 1950-1967 Harley-Davidson FL
V-Twin Mfg
$27.24This paper type oil pump gasket kit includes gaskets, seals, snap ring, balls and keys Fits:FL 1950-1967Additional Information UOM1 - KIT$27.24
V-Twin - 14-0006 - M8 Primary Derby O-Rings
V-Twin Mfg
$71.78Primary derby o-rings for M8 models.Sold as a pack of 10. Fits: FLSB 2019-2022 FXBR 2019-2019 FXSDRS 2019-2020 FXFB 2019-2020 FLHCS 2019-2022 FXLRS 2020-2022 FLFB 2019-2020 FXLRST...$71.78
V-Twin - 13-9523 - Valve Spring Set - Fits 1936-1940 Harley-Davidson EL, 1941-1947 FL
V-Twin Mfg
$64.02Replica type valve spring set has 4 inner and 4 outer springs for Knuckleheads.Spring has an outer diameter that measures 1.638". Spring wire manufactured in Japan. Fits:EL 1936-1940FL...$64.02
V-Twin - 13-9251 - High Lift Valve Springs
Andrews
MSRP: $75.22$67.69V-Twin - 13-9251 - High Lift Valve SpringsDescriptionAndrews high lift valve springs .550+, no machining required . Includes 4 inner and 4 outer springs.Sold as a 4 piece set. Fits:FLT 1999-2016XL...MSRP: $75.22$67.69
V-Twin - 13-9226 - Valve Spring Kit
S&S Cycle
$321.00V-Twin - 13-9226 - Valve Spring KitDescriptionS&S valve spring kit is to be used with stock style guides and lower spring collars, 3/8" valves and stock keepers. Kit includes top collar and springs...$321.00
V-Twin - 13-9214 - Valve Spring Set
Eastern Motorcycle Parts
MSRP: $49.88$48.48V-Twin - 13-9214 - Valve Spring SetDescriptionValve spring set for 45" models.Set of four. Fits:G 1932-1940WL 1932-1940Additional InformationMSRP: $49.88$48.48
V-Twin - 13-9211 - Sifton Valve Spring Kit
Motorshop
$133.31V-Twin - 13-9211 - Sifton Valve Spring KitDescriptionSifton valve spring kit includes all springs, collars and keepers necessary. Fits:XL 1957-1981Additional Information$133.31
V-Twin - 13-9207 - Sifton Valve Spring Kit
Eastern Motorcycle Parts
MSRP: $79.08$77.10V-Twin - 13-9207 - Sifton Valve Spring KitDescriptionSifton valve spring kit includes all springs, collars and keepers necessary. Fits:XL 1983-1985Additional InformationMSRP: $79.08$77.10
V-Twin - 13-9206 - Valve Spring Kit
Eastern Motorcycle Parts
MSRP: $79.67$71.70V-Twin - 13-9206 - Valve Spring KitDescriptionValve spring kit includes springs, collars and keepers. Fits:K 1954-1956Additional InformationMSRP: $79.67$71.70
V-Twin - 13-9205 - Valve Spring Kit
Eastern Motorcycle Parts
MSRP: $79.67$71.70V-Twin - 13-9205 - Valve Spring KitDescriptionValve spring set includes springs, collars and keepers for K models. Fits:K 1952-1953Additional InformationMSRP: $79.67$71.70
V-Twin - 13-9202 - Pinion Shaft Seal Ring Spring
Eastern Motorcycle Parts
MSRP: $23.51$21.98V-Twin - 13-9202 - Pinion Shaft Seal Ring SpringDescriptionPinion shaft seal ring spring Fits:UL 1937-1948 74" and 80"Additional InformationMSRP: $23.51$21.98
V-Twin - 13-9196 - Sifton Valve Spring Kit
Eastern Motorcycle Parts
MSRP: $92.23$89.92V-Twin - 13-9196 - Sifton Valve Spring KitDescriptionSifton valve spring kit includes all springs, collars and keepers necessary. Fits:FXST 1984-1998XL 1986-UPFLT 1986-1998FXD 1991-1998FXR...MSRP: $92.23$89.92
V-Twin - 13-9195 - Valve Spring Kit
Motorshop
$94.99V-Twin - 13-9195 - Valve Spring KitDescriptionValve spring kit includes all springs, collars and keepers necessary for application. Fits:FXR 1982-1983FLT 1981-1983FL 1981-1984FX 1981-1984Additional...$94.99
V-Twin - 13-9192 - Valve Spring Kit Chrome
Sifton
$110.50V-Twin - 13-9192 - Valve Spring Kit ChromeDescriptionSifton chrome valve spring kit includes four outer springs, four inner springs, four lower collars, four upper collars, and four pair of keepers...$110.50
V-Twin - 13-9191 - Valve Spring Kit
Eastern Motorcycle Parts
MSRP: $92.23$89.92V-Twin - 13-9191 - Valve Spring KitDescriptionValve spring kit includes all springs, collars and keepers necessary for application. Fits:UL 1937-1948Additional InformationMSRP: $92.23$89.92
V-Twin - 13-9190 - Valve Spring Kit
Eastern Motorcycle Parts
MSRP: $81.46$79.42V-Twin - 13-9190 - Valve Spring KitDescriptionValve spring kit includes all springs, collars and keepers necessary for application. Fits:VL 1930-1936Additional InformationMSRP: $81.46$79.42
V-Twin - 13-9189 - Valve Spring Kit
Eastern Motorcycle Parts
MSRP: $74.92$67.42V-Twin - 13-9189 - Valve Spring KitDescriptionValve spring kit Fits:G 1941-1973WL 1941-1952Additional Information UOMMSRP: $74.92$67.42
V-Twin - 13-9188 - Valve Spring Kit
Eastern Motorcycle Parts
MSRP: $72.37$65.13V-Twin - 13-9188 - Valve Spring KitDescriptionValve Spring kit Fits:G 1932-1940WL 1932-1940Additional Information UOMMSRP: $72.37$65.13
V-Twin - 13-9180 - Oil Filter Mount Spring
Eastern Motorcycle Parts
MSRP: $25.33$23.68V-Twin - 13-9180 - Oil Filter Mount SpringDescriptionOil filter mount spring Fits:XL 1987-1989Additional Information OEM No.MSRP: $25.33$23.68
V-Twin - 13-9155 - Valve Spring Set
Eastern Motorcycle Parts
MSRP: $42.83$41.63V-Twin - 13-9155 - Valve Spring SetDescriptionValve spring set for 45" models.Set of four. Fits:G 1941-1973WL 1941-1952Additional InformationMSRP: $42.83$41.63
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.