Engine
8832 parts
Harley engine parts for Evo, Twin Cam, Milwaukee-Eight and Sportster motors. Jump to cams, big bore kits, heads, gaskets and seals or engine covers. Free US shipping over $100.
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V-Twin - 10-0503 - Solid Tappet Assembly .005
Eastern Motorcycle Parts
$90.65V-Twin - 10-0503 - Solid Tappet Assembly .005DescriptionEastern brand assembly includes installed standard roller assembly and adjuster screws. Fits:XL 1957-1985Additional Information$90.65 -
V-Twin - 10-0502 - Standard Solid Tappet Assembly
Eastern Motorcycle Parts
$90.68V-Twin - 10-0502 - Standard Solid Tappet AssemblyDescriptionEastern solid standard tappet assembly includes roller assembly installed. Fits:XL 1957-1985Additional Information$90.68 -
V-Twin - 10-0501 - Solid Tappet Assembly .005
Eastern Motorcycle Parts
$97.20V-Twin - 10-0501 - Solid Tappet Assembly .005DescriptionEastern brand assembly includes installed standard roller assembly and adjuster screws. Fits:FL 1948-1952Additional Information$97.20 -
V-Twin - 10-0500 - Standard Solid Tappet Assembly
Eastern Motorcycle Parts
$97.20V-Twin - 10-0500 - Standard Solid Tappet AssemblyDescriptionEastern brand assembly includes installed standard roller assembly and adjuster screws. Fits:FL 1948-1952Additional Information$97.20 -
V-Twin - 10-0498 - Knucklehead Cam Chest Assembly Kit - Fits 1936-1940 Harley-Davidson EL, 1941-1947 FL
V-Twin Mfg
$1,156.78V-Twin Knucklehead cam chest assembly kit includes internal Big Twin replacement type parts for years listed, including a Sifton cam, Replica cam cover and hardware. Fits:EL 1936-1940FL...$1,156.78 -
V-Twin - 10-0489 - Black Cam and Sprocket Cover Set
Motorshop
$367.40V-Twin - 10-0489 - Black Cam and Sprocket Cover SetDescriptionCam and sprocket cover set features a black finish. Fits:XL 2004-UPAdditional Information$367.40 -
V-Twin - 10-0488 - Sifton Engine Pinion Shaft
Motorshop
$84.05V-Twin - 10-0488 - Sifton Engine Pinion ShaftDescriptionMachined and hardened to factory specifications.*NOTE: Must order case race, key oil pump gear and key pinion gear separately. Fits:FX...$84.05 -
V-Twin - 10-0486 - Secondary Cam Drive Chain Tensioner - Fits 1999-2006 Harley-Davidson FLST, FXST, FLT, 1999-2005 FXD
V-Twin Mfg
$69.97Secondary cam drive chain tensioner for TC-88 models.Cam drive chain tensioner is manufactured to meet OEM specifications for long lasting durability and performance. Fits:FLST 1999-2006FXST...$69.97 -
V-Twin - 10-0483 - Primary Cam Drive Chain - Fits 1999-2006 Harley-Davidson FLST, FXST, FLT, 1999-2005 FXD
V-Twin Mfg
$66.20Primary cam drive chain is for Twin Cam models. Fits:FLST 1999-2006FXST 1999-2006FLT 1999-2006FXD 1999-2005Additional Information OEM N$66.20 -
V-Twin - 10-0481 - Secondary Cam Drive Chain
V-Twin Mfg
$67.39Secondary cam drive chain is for Twin Cam models. Fits: FXDX 2002-2005 FLTR 1999-2004 FXDL 1999-2000 FLHT 1999-2006 FLHRI 2000-2006 FLHRSEI 2000-2003 FLHRCI 2000-2006 FXSTD...$67.39 -
V-Twin - 10-0479 - Engine Sprocket Shaft
Motorshop
$84.03V-Twin - 10-0479 - Engine Sprocket ShaftDescriptionV-Twin engine sprocket shaft for 45 side valve models. Fits:WL 1937-1952DL 1929-1931WL 1932-1936G 1932-1973Additional Information$84.03 -
V-Twin - 10-0478 - Chrome Cam and Sprocket Cover Set
Motorshop
$420.65V-Twin - 10-0478 - Chrome Cam and Sprocket Cover SetDescriptionCam and sprocket cover set features a chrome finish. Fits:XL 2004-UPAdditional Information$420.65 -
V-Twin - 10-0452 - .020 Solid Tappet Assembly
Eastern Motorcycle Parts
$65.80V-Twin - 10-0452 - .020 Solid Tappet AssemblyDescriptionEastern brand assembly includes installed standard roller assembly and adjuster screws. Fits:XL 1957-1985Additional Information$65.80 -
V-Twin - 10-0449 - 45 inch WL Engine Pinion Shaft
Eastern Motorcycle Parts
$146.20V-Twin - 10-0449 - 45 inch WL Engine Pinion ShaftDescriptionPrecision ground for correct fitment. Fits:WL 1937-1952G 1937-1973Additional Information$146.20 -
V-Twin - 10-0441 - Overhead Valve Engine Pinion Shaft
Motorshop
$100.72V-Twin - 10-0441 - Overhead Valve Engine Pinion ShaftDescriptionMachined and ground to factory specifications.*NOTE: Check spline timing in relation to key way, 12 o'clock on top, and oil hole, large...$100.72 -
V-Twin - 10-0439 - Pinion Shaft
Motorshop
$53.33V-Twin - 10-0439 - Pinion ShaftDescriptionMachined and hardened to factory specifications. Fits:FXR 1983-1986FXST 1984-1986FX 1983-1984FLST 1986-1986FLT 1983-1984FL 1983-1984Additional Information$53.33 -
V-Twin - 10-0437 - Engine Sprocket Shaft
Eastern Motorcycle Parts
$111.55V-Twin - 10-0437 - Engine Sprocket ShaftDescriptionMachined and hardened to factory specifications. Fits:WL 1937-1952DL 1929-1931WL 1932-1936G 1932-1973Additional Information$111.55 -
V-Twin - 10-0433 - 45 inch WL Replica Pinion Shaft
Motorshop
$71.15V-Twin - 10-0433 - 45 inch WL Replica Pinion ShaftDescriptionReplica pinion shaft is machined and ground to factory specifications. Fits:WL 1937-1952G 1937-1973Additional Information<$71.15 -
V-Twin - 10-0430 - Left Case Oil Slinger
Eastern Motorcycle Parts
$24.06V-Twin - 10-0430 - Left Case Oil SlingerDescriptionBig Twin Internal left bearing end spacer. Fits:WL 1939-1952G 1939-1973Additional Information$24.06 -
V-Twin - 10-0429 - Left Case Oil Slinger
Motorshop
$27.90V-Twin - 10-0429 - Left Case Oil SlingerDescriptionBig Twin Internal left bearing end spacer Fits:FL 1940-1954Additional Information$27.90 -
V-Twin - 10-0417 - Jims Engine Sprocket Shaft
Jims
$128.98V-Twin - 10-0417 - Jims Engine Sprocket ShaftDescriptionSprocket shaft is machined and hardened to factory specifications. Fits:WL 1937-1952DL 1929-1931WL 1932-1936G 1932-1973Additional Information$128.98 -
V-Twin - 10-0409 - Engine Pinion Shaft
Eastern Motorcycle Parts
$127.50V-Twin - 10-0409 - Engine Pinion ShaftDescriptionPrecision ground for correct fitment. Fits:FXR 1983-1986FXST 1984-1986FX 1983-1984FLST 1986-1986FLT 1983-1984FL 1983-1984Additional Information$127.50 -
V-Twin - 10-0408 - Engine Pinion Shaft 8 Taper
Eastern Motorcycle Parts
$127.50V-Twin - 10-0408 - Engine Pinion Shaft 8 TaperDescriptionPrecision ground for correct fitment. Fits:FLT 1981-1982FL 1981-1982FX 1981-1982Additional Information$127.50 -
V-Twin - 10-0407 - Engine Pinion Shaft
Eastern Motorcycle Parts
$146.20V-Twin - 10-0407 - Engine Pinion ShaftDescriptionPrecision ground for correct fitment. Fits:UL 1937-1948 74" and 80"Additional Information$146.20 -
V-Twin - 10-0405 - Engine Pinion Shaft with Race
Eastern Motorcycle Parts
$101.70V-Twin - 10-0405 - Engine Pinion Shaft with RaceDescriptionPrecision ground for correct fitment. Fits:XL 1977-1981 Early 1981Additional Information$101.70 -
V-Twin - 10-0404 - Engine Pinion Shaft
Eastern Motorcycle Parts
$123.05V-Twin - 10-0404 - Engine Pinion ShaftDescriptionPrecision ground for correct fitment. Fits:XL 1957-1976Additional Information OE$123.05 -
V-Twin - 10-0403 - Eastern Engine Pinion Shaft
Eastern Motorcycle Parts
$127.50V-Twin - 10-0403 - Eastern Engine Pinion ShaftDescriptionPrecision ground for correct fitment.*NOTE: Must order key oil pump gear, key pinion gear and key sprocket shaft separately. Fits:FL...$127.50 -
V-Twin - 10-0402 - Engine Pinion Shaft
Eastern Motorcycle Parts
$127.50V-Twin - 10-0402 - Engine Pinion ShaftDescriptionPrecision ground for correct fitment.*NOTE: Must order key oil pump gear and key pinion gear separately. Fits:FX 1971-1972FL 1958-1972Additional...$127.50 -
V-Twin - 10-0401 - Engine Pinion Shaft
Eastern Motorcycle Parts
$127.50V-Twin - 10-0401 - Engine Pinion ShaftDescriptionPrecision ground for correct fitment. Fits:FL 1954-1957Additional Information OE$127.50 -
V-Twin - 10-0400 - Engine Pinion Shaft
Eastern Motorcycle Parts
$124.64V-Twin - 10-0400 - Engine Pinion ShaftDescriptionPrecision ground for correct fitment.*NOTE: Check spline timing in relation to key way slot. Turn shaft so that the key way slot is at 12 o'clock on...$124.64 -
V-Twin - 10-0399 - Engine Pinion Shaft with Race
Eastern Motorcycle Parts
$124.32V-Twin - 10-0399 - Engine Pinion Shaft with RaceDescriptionPrecision ground for correct fitment. Fits:XL 1981-1985Additional Information$124.32 -
V-Twin - 10-0392 - Jims Pinion Shaft
Jims
$132.33V-Twin - 10-0392 - Jims Pinion ShaftDescriptionMachined and hardened to factory specifications. Fits:XR 1970-UP 750Additional Information$132.33 -
V-Twin - 10-0369 - Tappet Block Set
Motorshop
$237.49V-Twin - 10-0369 - Tappet Block SetDescriptionZinc plated non-threaded front and rear tappet block set.Set includes 2 front and 2 rear. Fits:UL 1939-1948Additional Information$237.49 -
V-Twin - 10-0365 - Replica 3-Hole Crank Pin
Eastern Motorcycle Parts
$111.55V-Twin - 10-0365 - Replica 3-Hole Crank PinDescriptionReplica crank pin with 3 holes are made of 8620 steel with .062 heat penetration.*NOTE: Check technical notes before ordering. The distance...$111.55 -
V-Twin - 10-0354 - Jims 3-Hole Crank Pin with 180 Oiling
Jims
$158.74V-Twin - 10-0354 - Jims 3-Hole Crank Pin with 180 OilingDescriptionCrank pin is made of 8620 steel with heat treating 60-62RC to a case depth of .100. A special 180 oiling design helps lubricate...$158.74 -
V-Twin - 10-0349 - Knucklehead Cam Chest Assembly Kit - Fits 1936 Harley-Davidson EL
V-Twin Mfg
$1,306.12V-Twin Knucklehead cam chest assembly kit includes internal Big Twin replacement type parts for years listed, including a Sifton cam, Replica cam cover and hardware. Fits:EL 1936-1936Additional...$1,306.12 -
V-Twin - 10-0338 - Crank Pin Nut and Lock Kit
Motorshop
$33.32V-Twin - 10-0338 - Crank Pin Nut and Lock KitDescriptionIncludes 2 nuts, 2 locks, and mount screws.Nuts and locks are also available separately Fits:WL 1937-1952G 1937-1973DL 1929-1931WL...$33.32 -
V-Twin - 10-0337 - Crank Pin Nut and Lock Kit
Eastern Motorcycle Parts
$32.63V-Twin - 10-0337 - Crank Pin Nut and Lock KitDescriptionIncludes 2 nuts, 2 locks, and mount screws.Nuts and locks are also available separately Fits:WL 1937-1952G 1937-1973Additional Information$32.63 -
Out of stock
V-Twin - 10-0336 - Crank Pin Nut and Lock Kit
Motorshop
$33.32V-Twin - 10-0336 - Crank Pin Nut and Lock KitDescriptionIncludes 2 nuts, 2 locks, and mount screws.Nuts and locks are also available separately. Fits:FL 1941-1953Additional Information$33.32 -
V-Twin - 10-0335 - Crank Pin Nut and Lock Kit
Motorshop
$50.16V-Twin - 10-0335 - Crank Pin Nut and Lock KitDescriptionIncludes 2 nuts, 2 locks, and mount screws. Nuts and locks are also available separately. Fits:UL 1937-1948EL 1936-1952Additional Information$50.16
About Engine
Harley Engine Parts for Rebuilds and Performance
From a fresh gasket set to a full big bore build, we stock the Harley engine parts you need to rebuild, maintain or wake up your motor. Match parts to your engine: Evo, Twin Cam, Milwaukee-Eight and Sportster parts don't swap across.
Shop Engine Parts
- Camshafts
- Big bore kits
- Cylinders
- Heads
- Pushrods
- Lifters
- Rockers
- Gaskets & seals
- Oil pumps
- Oil filters
- Motor mounts
- Engine covers
We carry engine parts from S&S Cycle, Drag Specialties, V-Twin Mfg, Alloy Art, HardDrive and Rocker Lockers. Pair your build with an air cleaner and exhaust that let it breathe.
Not Sure It Fits?
Year, model and engine all matter, and plenty of parts look the same but aren't. If you can't tell whether something fits your bike, hit us up with your year and model and we'll check it before you order.