Engine
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V-Twin - 12-1428 - Cam Bearing Washer .075 Size
Eastern Motorcycle Parts
$27.09V-Twin - 12-1428 - Cam Bearing Washer .075 SizeDescriptionCam bearing washer .075 size Fits:FXST 1984-1998FXR 1982-1994FLT 1979-1998EL 1936-1940FL 1941-1984FXD 1991-1998FLST 1986-1998Additional...$27.09 -
V-Twin - 12-1427 - Cam Bearing Washer .070 Size
Eastern Motorcycle Parts
$27.09V-Twin - 12-1427 - Cam Bearing Washer .070 SizeDescriptionCam bearing washer .070 size Fits:FXST 1984-1998FXR 1982-1994FLT 1979-1998EL 1936-1940FL 1941-1984FXD 1991-1998FLST 1986-1998Additional...$27.09 -
V-Twin - 12-1426 - Cam Bearing Washer .065 Size
Eastern Motorcycle Parts
$27.09V-Twin - 12-1426 - Cam Bearing Washer .065 SizeDescriptionCam bearing washer .065 size. Fits:FXST 1984-1998FXR 1982-1994FLT 1979-1998EL 1936-1940FL 1941-1984FXD 1991-1998FLST 1986-1998Additional...$27.09 -
V-Twin - 12-1425 - Cam Bearing Washer .060 Size
Eastern Motorcycle Parts
$27.09V-Twin - 12-1425 - Cam Bearing Washer .060 SizeDescriptionCam bearing washer .060 size. Fits:FXST 1984-1998FXR 1982-1994FLT 1979-1998EL 1936-1940FL 1941-1984FXD 1991-1998FLST 1986-1998Additional...$27.09 -
V-Twin - 12-1424 - Relief Pipe
Motorshop
$46.00V-Twin - 12-1424 - Relief PipeDescriptionRelief pipe with gasket for Side Valve models.Requires 10/32" x 1/2" fillister screw (036). Fits:UL 1937-1948 74" and 80"WL 1937-1952 Except 1942 WLAG...$46.00 -
V-Twin - 12-1420 - Oil Pump Return Idler Gear
Motorshop
MSRP: $23.86$22.31V-Twin - 12-1420 - Oil Pump Return Idler GearDescriptionOil pump return idler gear Fits:FXST 1984-1998FXR 1982-1994FLT 1979-1998FX 1971-1984FXD 1991-1998FLST 1986-1998FL 1968-1984Additional...MSRP: $23.86$22.31 -
V-Twin - 12-1419 - Chrome Straight Oil Line Fitting - Fits 1984-1998 Harley-Davidson FXST, 1982-1994 FXR, 1979-1998 FLT, 1936-1940 EL, 1941-1984 FL, 1991-1998 FXD, 1986-1998 FLST
V-Twin Mfg
$27.93Chrome, straight oil fitting has 1/8" NPT male x 1/8" NPT female thread. Fits:FXST 1984-1998FXR 1982-1994FLT 1979-1998EL 1936-1940FL 1941-1984FXD 1991-1998FLST 1986-1998Additional Information$27.93 -
V-Twin - 12-1418 - Oil Pump Relief Valve
Eastern Motorcycle Parts
MSRP: $22.42$20.96V-Twin - 12-1418 - Oil Pump Relief ValveDescriptionOil pump relief valve. Fits:FXD 1991-2005FLST 1986-2006FXST 1984-2006FLT 1979-2006FXR 1982-1994FX 1982-1984FL 1982-1984Additional Information<MSRP: $22.42$20.96 -
V-Twin - 12-1417 - Oil Pump Relief Valve
Motorshop
MSRP: $42.09$41.25V-Twin - 12-1417 - Oil Pump Relief ValveDescriptionRelief valve for oil pump Fits:FLT 1979-1981FX 1971-1981FL 1954-1981Additional Information <MSRP: $42.09$41.25 -
V-Twin - 12-1410 - Replica Oil Pump Body
Motorshop
$156.15V-Twin - 12-1410 - Replica Oil Pump BodyDescriptionReplica oil pump body includes pressed in gear dowels. Accepts later style gears.Accepts scavenger gear, scavenger idler gear, feed idler gear, and...$156.15 -
V-Twin - 12-1408 - Oil Pump Pinion Shaft Drive Gear
Motorshop
$59.30V-Twin - 12-1408 - Oil Pump Pinion Shaft Drive GearDescriptionKeyed oil pump pinion shaft 5-tooth drive gear. Fits:FLT 1979-1983FX 1973-1984FXR 1982-1983FL 1973-1984Additional Information$59.30 -
V-Twin - 12-1407 - Oil Pump 24 Tooth Drive Gear
Motorshop
$30.20V-Twin - 12-1407 - Oil Pump 24 Tooth Drive GearDescription24 tooth oil pump drive gear. Fits:FXST 1984-1998FLT 1979-1998FX 1973-1984FXD 1991-1998FL 1973-1984FLST 1986-1998Additional Information$30.20 -
V-Twin - 12-1405 - Oil Pump Mount Screw
Eastern Motorcycle Parts
$18.59V-Twin - 12-1405 - Oil Pump Mount ScrewDescriptionOil pump mounting screw Fits:FL 1941-1949Additional Information OEM No.$18.59 -
V-Twin - 12-1404 - Oil Pump Adjuster Screw
Motorshop
MSRP: $19.86$19.66V-Twin - 12-1404 - Oil Pump Adjuster ScrewDescriptionOil pump adjuster screw is the long type with a slotted head. Fits:FL 1950-1953Additional InformationMSRP: $19.86$19.66 -
V-Twin - 12-1403 - Oil Pressure Switch Fitting
Motorshop
$24.83V-Twin - 12-1403 - Oil Pressure Switch FittingDescriptionThis oil pressure switch fitting allows use of a 1/8" NPT switch. Fits:FL 1958-1967Additional Information$24.83 -
V-Twin - 12-1402 - Oil Pressure Switch
Motorshop
$46.00V-Twin - 12-1402 - Oil Pressure SwitchDescriptionReplica oil pressure switches are precision calibrated and feature heavy contacts, brass pressure ferrules, thermo- plastic insulators and brightly...$46.00 -
V-Twin - 12-1401 - Side Valve Oil Pressure Switch
Motorshop
MSRP: $42.33$41.48V-Twin - 12-1401 - Side Valve Oil Pressure SwitchDescriptionSide Valve oil pressure switch has a 4-6 pound range. Switch is for use with 45, 74 and 80 flathead models.*NOTE: Must use a brass sealing...MSRP: $42.33$41.48 -
V-Twin - 12-1400 - Cam Shaft Tachometer Drive Gear
Motorshop
$53.33V-Twin - 12-1400 - Cam Shaft Tachometer Drive GearDescriptionTachometer drive gear press fits onto cam shaft. Fits:XL 1971-1980Additional Information$53.33 -
V-Twin - 12-1399 - Cam Chest Pinion Gear
Motorshop
$35.34V-Twin - 12-1399 - Cam Chest Pinion GearDescriptionPinion shaft gear is standard type and features 21 teeth. Fits:FL 1941-1953EL 1936-1940Additional Information$35.34 -
V-Twin - 12-1397 - Cam Chest Idler Gear
Motorshop
MSRP: $71.37$70.65V-Twin - 12-1397 - Cam Chest Idler GearDescriptionCam chest idler gear.Gear features 51 teeth. ...MSRP: $71.37$70.65 -
V-Twin - 12-1393 - Cam Chest Idler Gear With Holes
Motorshop
$92.10V-Twin - 12-1393 - Cam Chest Idler Gear With HolesDescriptionCam chest idler gear with holes includes pressed in bearing.*NOTE: Bushings my require reaming to fit the idler and circuit breaker studs...$92.10 -
V-Twin - 12-1392 - Oil Pump Drive Gear
Eastern Motorcycle Parts
MSRP: $41.42$36.90V-Twin - 12-1392 - Oil Pump Drive GearDescriptionOil pump drive gear Fits:FXST 1984-1989FXR 1984-1989FLST 1986-1989FLT 1984-1989Additional InformationMSRP: $41.42$36.90 -
V-Twin - 12-1389 - Cam Chest Drive Gear For High Lift Cam
S&S Cycle
MSRP: $385.05$368.05V-Twin - 12-1389 - Cam Chest Drive Gear For High Lift CamDescriptionS&S cam chest distributor drive gear features narrow tooth width for a large cam. Drive gear is for high lift cams.*NOTE: Bushings...MSRP: $385.05$368.05 -
V-Twin - 12-1388 - Cam Chest Idler Gear
S&S Cycle
MSRP: $289.11$277.42V-Twin - 12-1388 - Cam Chest Idler GearDescriptionCam chest idler gear.Order shim separately to fit. ...MSRP: $289.11$277.42 -
V-Twin - 12-1380 - Oil Pump Drive Gear
Sifton
$56.89V-Twin - 12-1380 - Oil Pump Drive GearDescriptionSplined oil pump drive gear Fits:XL 1977-1987Additional Information OEM No.$56.89 -
V-Twin - 12-1379 - Pinion Shaft Standard Size Gear
Motorshop
MSRP: $72.13$71.41V-Twin - 12-1379 - Pinion Shaft Standard Size GearDescriptionOEM style pinion shaft gear is standard type and features 21 teeth with a 1.4510" outer diameter. Fits:FX 1971-1977FL 1954-1977Additional...MSRP: $72.13$71.41 -
V-Twin - 12-1378 - Scavenger Pump and Breather Valve Drive Gear
Motorshop
MSRP: $94.08$27.93V-Twin - 12-1378 - Scavenger Pump and Breather Valve Drive GearDescriptionScavenger pump and breather valve drive gear for pinion shaft. 6 spline drive gear is used to drive the scavenger pump and...MSRP: $94.08$27.93 -
V-Twin - 12-1292 - Oil Pump Expansion Type Passage Plug - Fits 1948-1969 Harley-Davidson FL
V-Twin Mfg
$22.31Expansion type head plug for oil pump Fits:FL 1948-1969Additional Information OEM No.16825-48 UOM10 -$22.31 -
V-Twin - 12-1288 - Pinion Shaft Yellow Size Gear
Jims
MSRP: $216.59$204.67V-Twin - 12-1288 - Pinion Shaft Yellow Size GearDescriptionPinion shaft gear is yellow size, the smallest size gear. Fits:FX 1971-1977FL 1954-1977Additional InformationMSRP: $216.59$204.67 -
V-Twin - 12-1287 - Pinion Shaft Green Size Gear
Motorshop
$57.92V-Twin - 12-1287 - Pinion Shaft Green Size GearDescriptionPinion shaft gear is green size, which is the smallest size gear. Fits:FX 1971-1977FL 1954-1977Additional Information$57.92 -
V-Twin - 12-1286 - Cam Gear Thrust Washers .040 inch - Fits 1952-1956 Harley-Davidson K, 1971-1972 FX, 1957-1972 XL
V-Twin Mfg
$27.71Thin type cam gear thrust washers, .040" features an oiled finish.Sold as a pack of 5. Fits: K 1952-1956 FX 1971-1972 XL 1957-1972 Additional Information$27.71 -
V-Twin - 12-1280 - Rear Chain Oil Kit Zinc Plated
Motorshop
$22.96V-Twin - 12-1280 - Rear Chain Oil Kit Zinc PlatedDescriptionZinc plated rear chain oiler kit. The fitting is installed between the oil pressure switch and oil pump body.The fitting has adjustment...$22.96 -
V-Twin - 12-1275 - Pinion Shaft Yellow Size Gear
Motorshop
MSRP: $242.60$73.67V-Twin - 12-1275 - Pinion Shaft Yellow Size GearDescriptionPinion shaft gear is yellow size, the smallest size gear. Fits:FX 1971-1977FL 1954-1977Additional InformationMSRP: $242.60$73.67 -
V-Twin - 12-1273 - Pinion Shaft White Size Gear
Motorshop
$98.88V-Twin - 12-1273 - Pinion Shaft White Size GearDescriptionPinion shaft gear is white size. White gear size is 1.43". Fits:FX 1971-1977FL 1954-1977Additional Information$98.88 -
V-Twin - 12-1265 - Pinion Shaft White Size Gear
Motorshop
$53.33V-Twin - 12-1265 - Pinion Shaft White Size GearDescriptionPinion shaft gear is white size. Fits:FL 1941-1953EL 1936-1940Additional Information$53.33 -
V-Twin - 12-1259 - 45 W&G Idler Gear
Motorshop
MSRP: $80.25$79.44V-Twin - 12-1259 - 45 W&G Idler GearDescription45 W&G Cam chest idler gear. Fits:G 1936-1973W 1936-1952Additional InformationMSRP: $80.25$79.44 -
V-Twin - 12-1258 - Cam Shaft Shim
Eastern Motorcycle Parts
MSRP: $20.54$17.45V-Twin - 12-1258 - Cam Shaft ShimDescriptionCam shaft shim .015 size Fits:XL 1957-1985Additional Information OEM No.6778MSRP: $20.54$17.45 -
V-Twin - 12-1257 - Scavenger Oil Pump Gear
Motorshop
$97.17V-Twin - 12-1257 - Scavenger Oil Pump GearDescriptionScavenger oil pump gear for side valve Fits:UL 1937-1952G 1937-1973Additional Information$97.17 -
V-Twin - 12-1255 - Scavenger Oil Pump Idler Gear
Eastern Motorcycle Parts
MSRP: $28.96$27.08V-Twin - 12-1255 - Scavenger Oil Pump Idler GearDescriptionScavenger idler oil pump gear for Side Valve models. Fits:UL 1937-1948 74" and 80"WL 1937-1952 45"G 1937-1973 45"Additional InformationMSRP: $28.96$27.08 -
V-Twin - 12-1254 - Scavenger Oil Pump Drive Gear
Motorshop
$29.79V-Twin - 12-1254 - Scavenger Oil Pump Drive GearDescriptionScavenger oil pump drive gear for Side Valve models. Fits:UL 1937-1948 74" and 80"WL 1937-1952 45"Additional Information$29.79
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.