Engine
8284 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 - 12-0713 - Sprocket Shaft Bearing Shim .003
Eastern Motorcycle Parts
MSRP: $15.86$15.70V-Twin - 12-0713 - Sprocket Shaft Bearing Shim .003DescriptionSprocket shaft bearing shim, .003" thick. Fits:XL 1952-1976Additional InformationMSRP: $15.86$15.70 -
V-Twin - 12-0427 - Left Crankcase Main Bearing Set
Motorshop
$90.99V-Twin - 12-0427 - Left Crankcase Main Bearing SetDescriptionReplica left crankcase main bearing set for the left side bearing assembly.Main bearing set is manufactured to meet OEM specifications for...$90.99 -
V-Twin - 12-0397 - Cam Needle Bearing
Motorshop
$22.34V-Twin - 12-0397 - Cam Needle BearingDescriptionCam needle bearing, roller design. Fits:FXST 1984-1998FXR 1982-1994FLT 1979-1998FX 1971-1984FXD 1991-1998FL 1958-1984FLST 1986-1998Additional...$22.34 -
V-Twin - 12-0309 - Left Crankcase Main Bearing Set
Timken
$74.16V-Twin - 12-0309 - Left Crankcase Main Bearing SetDescriptionTimken left crankcase main bearing set is factory assembled with correct spacers for proper end play.Main bearing set is manufactured to...$74.16 -
V-Twin - 12-0201 - Crank Pin Keys
Eastern Motorcycle Parts
$20.45V-Twin - 12-0201 - Crank Pin KeysDescriptionCrank pin keys Fits:XL 1957-1981 Pinion ShaftFL 1941-1980FX 1971-1980 Crank PinAdditional Information$20.45 -
V-Twin - 11-2237 - 80 inch FLH-FX Piston Set .020 Oversize
Keith Black
$287.36V-Twin - 11-2237 - 80 inch FLH-FX Piston Set .020 Oversize Description Keith Black dome piston set is .020 oversize with a 7.2:1 compression ratio for 1980-1984 80" Shovelhead models.The Keith...$287.36 -
V-Twin - 11-1728 - 900cc Piston Ring Set .040 Oversize
Rowe
$71.17V-Twin - 11-1728 - 900cc Piston Ring Set .040 OversizeDescriptionRowe cast piston ring set is for a 3" bore and is .040 oversize. Features compression rings with a size of 1/16" and 3 piece oil rings...$71.17 -
V-Twin - 11-1354 - 95 inch/103 inch Big Bore Twin Cam Piston Ring Set Standard
Hastings
MSRP: $116.03$82.34V-Twin - 11-1354 - 95 inch/103 inch Big Bore Twin Cam Piston Ring Set StandardDescriptionHastings moly piston ring set is standard size. Set includes a moly top compression ring and chrome oil rings...MSRP: $116.03$82.34 -
V-Twin - 11-1280 - Sifton Soft Touch Lifter Set - Fits 1971-1984 Harley-Davidson FX, 1966-1984 FL
V-Twin Mfg
$191.93Sifton soft touch lifter set includes hydraulic lifters, maxi axles and solid pushrods. Fits: FX 1971-1984 FL 1966-1984 Additional Information UOM$191.93
V-Twin - 11-1239 - 74 inch Piston Ring Set Standard
Rowe
MSRP: $74.58$73.83V-Twin - 11-1239 - 74 inch Piston Ring Set StandardDescriptionRowe cast piston ring set is for 3-7/16" bore and is standard size. Features compression rings with a size of 1/16" and 3 piece oil rings...MSRP: $74.58$73.83
V-Twin - 11-1223 - M8 Cast Iron Intake Valve Guide
Kibblewhite
MSRP: $11.86$11.74V-Twin - 11-1223 - M8 Cast Iron Intake Valve GuideDescriptionCast iron intake valve guide is for M8 models and is standard size. Fits:FLT 2017-UPAdditional InformationMSRP: $11.86$11.74
V-Twin - 11-1080 - M8 Rocker Box Cover Set Chrome
Motorshop
$319.70V-Twin - 11-1080 - M8 Rocker Box Cover Set ChromeDescriptionM8 rocker box cover set is forged aluminum and features a chrome finish. Fits:FLT 2017-UPAdditional Information$319.70
V-Twin - 11-1071 - Top Rocker Box Gloss Black Cover Set
Motorshop
$209.61V-Twin - 11-1071 - Top Rocker Box Gloss Black Cover SetDescriptionGloss black top rocker box cover set. Fits:FLT 1999-2016FLST 1999-2017FXST 1999-2017FXD 1999-2017Additional Information$209.61
V-Twin - 11-0909 - Pushrod Cover Kit
Motorshop
$121.12V-Twin - 11-0909 - Pushrod Cover KitDescriptionChrome stock style pushrod cover kit includes a 16 piece set with all the parts needed for complete installation for Evolution Big Twins. Fits:FXST...$121.12
V-Twin - 11-0902 - Pushrod Cover Kit
Motorshop
$146.20V-Twin - 11-0902 - Pushrod Cover KitDescriptionChrome kit includes the inner pushrod cover set, lower pushrod cover set, cover spring, cover spring cup, cover washer, gasket, and clip. Fits:FL...$146.20
V-Twin - 11-0862 - Polished Shovelhead Top End Kit - Fits 1980-1984 Harley-Davidson FLT, 1971-1984 FX, 1982-1984 FXR, 1966-1984 FL
V-Twin Mfg
$2,266.68Top end kit includes pre fitted 80" cylinder set with 8:1 pistons, heads, polished rocker boxes, cylinder base nuts, rocker box studs, nuts and top end gasket kit.Kit includes fully assembled late...$2,266.68
V-Twin - 11-0856 - Piston Wrist Pin Lock
Eastern Motorcycle Parts
MSRP: $10.10$10.00V-Twin - 11-0856 - Piston Wrist Pin LockDescriptionWrist pin lock for 2000-up TC-88 pistons Fits:FLT 1999-2016FLST 1999-2017FXST 1999-2017FXD 1999-2017Additional InformationMSRP: $10.10$10.00
V-Twin - 11-0534 - Shovelhead Rocker Box Cover Set Chrome
Motorshop
$739.62V-Twin - 11-0534 - Shovelhead Rocker Box Cover Set ChromeDescriptionFront and rear rocker box covers for Shovelheads are cast aluminum with a chrome finish.Sold as a pair. *NOTE: Must order studs...$739.62
V-Twin - 11-0514 - Valve Keeper Key Set
Eastern Motorcycle Parts
$26.06V-Twin - 11-0514 - Valve Keeper Key SetDescriptionV-Twin valve keeper keys consists of an 8-piece set for both cylinder heads.Four sets of two, eight pieces total. Fits:XL 1957-1985WL...$26.06
V-Twin - 11-0408 - 3-7/16 inch Piston Set Standard Size
Eastern Motorcycle Parts
$265.72V-Twin - 11-0408 - 3-7/16 inch Piston Set Standard SizeDescriptionPiston set 3-7/16" bore is standard size. Set includes ring set, 2 wrist pins and 4 circlips. Pistons have a steel expansion control...$265.72
V-Twin - 11-0376 - Pushrod Cover Kit
Motorshop
$125.82V-Twin - 11-0376 - Pushrod Cover KitDescriptionBlack pushrod cover kit includes inner, lower and upper covers for Twin Cam engines.Will work with stock or adjustable pushrods. Fits:FLT 1999-2016FLST...$125.82
V-Twin - 11-0320 - 80 inch Overhead Valve Piston Set .030 Oversize
Motorshop
$151.15V-Twin - 11-0320 - 80 inch Overhead Valve Piston Set .030 OversizeDescriptionPiston set 3-1/2" bore .030 oversize has a compression of 7:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4...$151.15
V-Twin - 11-0218 - Replica 74 inch Overhead Valve Piston Set .020 Oversize
Motorshop
$134.41V-Twin - 11-0218 - Replica 74 inch Overhead Valve Piston Set .020 OversizeDescriptionReplica style 3-7/16" bore piston set has a 8.5:1 compression ratio and is oversize .020. Piston set includes...$134.41
V-Twin - 10-2571 - 2-Hole Crank Pin Kit
Sifton
$154.17V-Twin - 10-2571 - 2-Hole Crank Pin Kit Description Crank pin kit includes 2 oil hole crank pin, rod races, standard rod rollers, and retainers. Fits: FLT 1981-1998 FXST 1984-1998 FXR...$154.17
V-Twin - 10-2533 - Engine Case Right Bearing Assembly
Motorshop
$80.55V-Twin - 10-2533 - Engine Case Right Bearing Assembly Description Standard engine case right bearing assembly Fits: FLT 1979-1986 FXST 1984-1986 FX 1971-1984 FLST 1986-1986 FL...$80.55
V-Twin - 10-1278 - Engine Pinion Shaft Race
Eastern Motorcycle Parts
$32.68V-Twin - 10-1278 - Engine Pinion Shaft RaceDescriptionEngine pinion shaft race. Fits:FLST 1987-1998FXR 1987-1994FXST 1987-1998FXD 1991-1998FLT 1987-1998Additional Information$32.68
V-Twin - 10-1180 - Andrews Evolution EV27 Cam Shaft
Andrews
$261.43V-Twin - 10-1180 - Andrews Evolution EV27 Cam ShaftDescriptionAndrews Evolution cam shaft is a bolt-in street cam with fast open and close ramps for EV80 engines. Cam lift is .495".Similar timing to...$261.43
V-Twin - 10-1173 - Cone Cam Chest Internal Kit
Motorshop
$523.52V-Twin - 10-1173 - Cone Cam Chest Internal KitDescriptionCone cam chest internal kit includes all components, as shown in photo, except the cam cover.Includes everuthing for an empty cam chest...$523.52
V-Twin - 10-1048 - V-Twin Stock Flywheel Assembly
Motorshop
$1,073.84V-Twin - 10-1048 - V-Twin Stock Flywheel AssemblyDescriptionShipped assembled and trued with shafts. Features Truett & Osborne stock flywheels. Fits:FX 1971-1972FL 1970-1972Additional Information$1,073.84
V-Twin - 10-0935 - Standard Solid Lightning Tappet Set
Motorshop
$130.80V-Twin - 10-0935 - Standard Solid Lightning Tappet SetDescriptionTappet set is solid type for Panheads. Units are precision machined and feature drilled holes which allow for better lubrication on...$130.80
V-Twin - 10-0756 - Connecting Rod Wrist Pin Bushing Set
Motorshop
$42.58V-Twin - 10-0756 - Connecting Rod Wrist Pin Bushing SetDescriptionStandard bushings for piston pin.Set of two. ...$42.58
V-Twin - 10-0674 - Sifton Hydraulic Tappet Assembly Set Standard
Motorshop
$176.44V-Twin - 10-0674 - Sifton Hydraulic Tappet Assembly Set StandardDescriptionAssembly is a set of 4 tappets, standard size, that features centrical surface fine grinding and precision fit with...$176.44
V-Twin - 10-0627 - Cam Chest Assembly Kit Panhead-Shovelhead
Motorshop
$710.84V-Twin - 10-0627 - Cam Chest Assembly Kit Panhead-ShovelheadDescriptionV-Twin Motor Shop cam chest assembly kit includes internal Big Twin replacement type parts for years listed, including a Sifton...$710.84
V-Twin - 10-0579 - Smooth Rocker Box Cover Set
Motorshop
$261.25V-Twin - 10-0579 - Smooth Rocker Box Cover SetDescriptionSmooth rocker box covers for XL models.Sold as a pair. Fits:XL 2004-UPAdditional Information <$261.25
V-Twin - 10-0520 - Sifton Tappet Roller Bearing Kit
Sifton
MSRP: $69.70$69.00V-Twin - 10-0520 - Sifton Tappet Roller Bearing KitDescriptionSifton repair kit includes 4 pins and 4 roller assemblies. Kit is the original 1929 design, as Torrington developed.This tappet roller...MSRP: $69.70$69.00
V-Twin - 10-0346 - Extreme Heavy Duty Left Side Main Bearing Kit
Eastern Motorcycle Parts
$111.55V-Twin - 10-0346 - Extreme Heavy Duty Left Side Main Bearing KitDescriptionExtreme duty left side main bearing kit is for all 2003-UP Twin Cam and M8 models. Includes bearing, spacer, thrust washers...$111.55
V-Twin - 10-0313 - Hydraulic Tappet Set
Sifton
$167.16V-Twin - 10-0313 - Hydraulic Tappet SetDescriptionFour piece Sifton hydraulic tappet set assembly has roller and pin installed. The outside diameter is 0.732" with an inner diameter of 12.94mm.Order...$167.16
V-Twin - 10-0260 - S&S Connecting Rod Set Heavy Duty
S&S Cycle
$614.15V-Twin - 10-0260 - S&S Connecting Rod Set Heavy DutyDescriptionSet is a heavy duty replacement and includes wrist pin bushings, rod races, matched rods, pins, rollers, cages and nuts for stock or...$614.15
V-Twin - 8860-8 - Cylinder Base Washer Tab Chrome
Colony Machine
$33.85V-Twin - 8860-8 - Cylinder Base Washer Tab Chrome Description Cylinder base washer tab, chrome for 1978-1984 Shovelhead Fits: FLT 1979-1983 FXR 1982-1983 FL 1978-1984 FX...$33.85
V-Twin - 8857-8 - Cylinder Base Stud Set
Colony Machine
MSRP: $44.04$43.15V-Twin - 8857-8 - Cylinder Base Stud Set Description Cylinder base stud set are heat treated black studs with an interference thread.*NOTE: Cylinder base studs should protrude 1-3/16" from case...MSRP: $44.04$43.15
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.