Engine
7737 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 - 11-1370 - 74 inch Moly Piston Ring Set .020 Oversize
Hastings
$97.20V-Twin - 11-1370 - 74 inch Moly Piston Ring Set .020 OversizeDescriptionHastings moly piston ring set is .020 oversize. Set includes a moly top compression ring and chrome oil rings.Sold as a pair...$97.20 -
V-Twin - 11-1369 - 74 inch Moly Piston Ring Set .010 Oversize
Hastings
$97.20V-Twin - 11-1369 - 74 inch Moly Piston Ring Set .010 OversizeDescriptionHastings moly piston ring set is .010 oversize. Set includes a moly top compression ring and chrome oil rings.Sold as a pair...$97.20 -
V-Twin - 11-1368 - 74 inch Moly Piston Ring Set Standard
Hastings
$97.13V-Twin - 11-1368 - 74 inch Moly Piston Ring Set StandardDescriptionHastings moly piston ring set is for standard size. Set includes a moly top compression ring and chrome oil rings.Sold as a pair for...$97.13 -
V-Twin - 11-1357 - 80 inch Evolution Piston Ring Set Standard
Hastings
MSRP: $93.75$67.55V-Twin - 11-1357 - 80 inch Evolution Piston Ring Set StandardDescriptionHastings moly piston ring set is for a 3-1/2" bore and is standard size. Features moly top compression rings with a size of...MSRP: $93.75$67.55 -
V-Twin - 11-1350 - 88 inch Twin Cam Moly Piston Ring Set Standard
Hastings
MSRP: $116.09$82.40V-Twin - 11-1350 - 88 inch Twin Cam Moly Piston Ring Set StandardDescriptionHastings moly piston ring set is standard size. Set includes moly top compression ring and chrome oil ring.Sold as a pair...MSRP: $116.09$82.40 -
V-Twin - 11-1349 - Knucklehead Lower Valve Collar Spring Set
Motorshop
$32.25V-Twin - 11-1349 - Knucklehead Lower Valve Collar Spring SetDescriptionKnucklehead lower valve collar spring set is raw oiled steel.Set is for use on Knucklehead valve guides. *NOTE: For use with...$32.25 -
V-Twin - 11-1346 - Knucklehead Upper Valve Collar Spring Set
Motorshop
$32.25V-Twin - 11-1346 - Knucklehead Upper Valve Collar Spring SetDescriptionKnucklehead upper valve collar spring set is raw oiled steel.Set is for use on Knucklehead valve guides. Fits:EL 1936-1947FL...$32.25 -
V-Twin - 11-1345 - Panhead Pushrod Set
Motorshop
$149.71V-Twin - 11-1345 - Panhead Pushrod SetDescription4 piece original steel type Panhead pushrod set features built in hydraulic dampers.Set is steel with built in hydraulic unit as the original! For use...$149.71 -
V-Twin - 11-1342 - Replica 80 inch Evolution Cylinder Natural - Fits 1984-1998 Harley-Davidson FXST, FLT, 1991-1998 FXD, 1984-1994 FXR, 1986-1998 FLST
V-Twin Mfg
$336.40Replica 80" front or rear Evolution cylinder is sold each. Cylinder has a natural finish.Piston and rings are not included. Fits:FXST 1984-1998FLT 1984-1998FXD 1991-1998FXR 1984-1994FLST...$336.40 -
V-Twin - 11-1330 - Wiseco Tracker Series 883cc Piston Set .030 Oversize
Wiseco
$303.99V-Twin - 11-1330 - Wiseco Tracker Series 883cc Piston Set .030 OversizeDescriptionWiseco tracker series piston set is used to overbore 883cc XL to 1200cc .030 overize and 10:1 compression ratio...$303.99 -
V-Twin - 11-1325 - Wiseco Tracker Series 883cc Piston Set .020 Oversize
Wiseco
$303.99V-Twin - 11-1325 - Wiseco Tracker Series 883cc Piston Set .020 OversizeDescriptionWiseco tracker series piston set is used to overbore 883cc XL to 1200cc .020 overize and 9.5:1 compression ratio...$303.99 -
V-Twin - 11-1322 - Wiseco Tracker Series Piston Set .030 Oversize
Wiseco
$335.96V-Twin - 11-1322 - Wiseco Tracker Series Piston Set .030 OversizeDescriptionWiseco tracker series piston set is .030 oversize with a 10:1 compression ratio. Fits:FXST 1984-1999FLT 1984-1998FLST...$335.96 -
V-Twin - 11-1321 - Wiseco Tracker Series Piston Set .020 Oversize
Wiseco
$335.96V-Twin - 11-1321 - Wiseco Tracker Series Piston Set .020 OversizeDescriptionWiseco tracker series piston set is .020 oversize with a 10:1 compression ratio. Fits:FXST 1984-1999FLT 1984-1998FLST...$335.96 -
V-Twin - 11-1320 - Wiseco Tracker Series Piston Set .010 Oversize
Wiseco
$335.96V-Twin - 11-1320 - Wiseco Tracker Series Piston Set .010 OversizeDescriptionWiseco tracker series piston set is .010 oversize with a 10:1 compression ratio. Fits:FXST 1984-1999FLT 1984-1998FLST...$335.96 -
V-Twin - 11-1319 - Wiseco Tracker Series Piston Set
Wiseco
$335.96V-Twin - 11-1319 - Wiseco Tracker Series Piston SetDescriptionWiseco tracker series piston set is standard size with a 10:1 compression ratio. Fits:FXST 1984-1999FLT 1984-1998FLST 1986-1999FXD...$335.96 -
V-Twin - 11-1318 - Wiseco Tracker Series Piston Set .030 Oversize
Wiseco
$335.96V-Twin - 11-1318 - Wiseco Tracker Series Piston Set .030 OversizeDescriptionWiseco tracker series piston set is .030 overize with a 8.5:1 compression ratio. Fits:FXST 1984-1999FLT 1984-1998FLST...$335.96 -
V-Twin - 11-1317 - Wiseco Tracker Series Piston Set .020 Oversize
Wiseco
$335.96V-Twin - 11-1317 - Wiseco Tracker Series Piston Set .020 OversizeDescriptionWiseco tracker series piston set is .020 overize with a 8.5:1 compression ratio. Fits:FXST 1984-1999FLT 1984-1998FLST...$335.96 -
V-Twin - 11-1316 - Wiseco Tracker Series Piston Set .010 Oversize
Wiseco
$335.96V-Twin - 11-1316 - Wiseco Tracker Series Piston Set .010 OversizeDescriptionWiseco tracker series piston set is .010 oversize with a 8.5:1 compression ratio. Fits:FXST 1984-1999FLT 1984-1998FLST...$335.96 -
V-Twin - 11-1315 - Wiseco Tracker Series Piston Set
Wiseco
$335.96V-Twin - 11-1315 - Wiseco Tracker Series Piston SetDescriptionWiseco tracker series piston set is standard size with a 8.5:1 compression ratio. Fits:FXST 1984-1999FLT 1984-1998FLST 1986-1999FXD...$335.96 -
V-Twin - 11-1312 - Wiseco Tracker Series Piston Set Standard Size
Wiseco
$365.99V-Twin - 11-1312 - Wiseco Tracker Series Piston Set Standard SizeDescriptionWiseco tracker series piston set is for use with 2007-2013 Twin Cam 96" and 2012-2017 Twin Cam 103" models that are bored...$365.99 -
V-Twin - 11-1303 - Replica Knucklehead Solid Pushrod Set
Motorshop
$127.50V-Twin - 11-1303 - Replica Knucklehead Solid Pushrod SetDescriptionSifton pushrod set is constructed of steel for use on Knucklehead engines.Pushrod has a diameter of 3/8". ...$127.50 -
V-Twin - 11-1292 - 3-1/2 inch Evolution Piston Ring Set .005 Oversize
Rowe
MSRP: $73.23$72.50V-Twin - 11-1292 - 3-1/2 inch Evolution Piston Ring Set .005 OversizeDescriptionRowe cast piston ring set is for a 3-1/2" bore and is .005 oversize. Features compression rings with the size of 1/16"...MSRP: $73.23$72.50 -
V-Twin - 11-1290 - 3-1/2 inch Evolution Piston Ring Set .030 Oversize
Rowe
MSRP: $73.23$72.50V-Twin - 11-1290 - 3-1/2 inch Evolution Piston Ring Set .030 OversizeDescriptionRowe cast piston ring set is for a 3-1/2" bore and is .030 oversize. Features compression rings with the size of 1/16"...MSRP: $73.23$72.50 -
V-Twin - 11-1289 - 3-1/2 inch Evolution Piston Ring Set .020 Oversize
Rowe
MSRP: $73.23$72.50V-Twin - 11-1289 - 3-1/2 inch Evolution Piston Ring Set .020 OversizeDescriptionRowe cast piston ring set is for a 3-1/2" bore and is .020 oversize. Features compression rings with the size of 1/16"...MSRP: $73.23$72.50 -
V-Twin - 11-1288 - 3-1/2 inch Evolution Piston Ring Set .010 Oversize
Rowe
MSRP: $73.23$72.50V-Twin - 11-1288 - 3-1/2 inch Evolution Piston Ring Set .010 OversizeDescriptionRowe cast piston ring set is for a 3-1/2" bore and is .010 oversize. Features compression rings with the size of 1/16"...MSRP: $73.23$72.50 -
V-Twin - 11-1286 - Pushrod Cover Cup Set Chrome - Fits 1936-1947 Harley-Davidson EL, 1941-1947 FL
V-Twin Mfg
$43.78Chrome pushrod cover cup set is the early version and includes the cork set.Sold as a set of 4. ...$43.78 -
V-Twin - 11-1284 - 74 inch Panhead Rear Cylinder
Motorshop
$250.37V-Twin - 11-1284 - 74 inch Panhead Rear CylinderDescriptionReplica rear cylinder has an OE style casting number code.Cylinder is bored and honed to 3.438" inner diameter. Bore size is 3.4380"-3.4385"...$250.37 -
V-Twin - 11-1283 - 74 inch Panhead Front Cylinder
Motorshop
$244.43V-Twin - 11-1283 - 74 inch Panhead Front CylinderDescriptionReplica front cylinder has an OE style casting number code.Cylinder is bored and honed to 3.438" inner diameter. Bore size is 3.4380" - 3...$244.43 -
V-Twin - 11-1274 - 3-1/2 inch Evolution Piston Ring Set Standard
Rowe
MSRP: $73.23$72.50V-Twin - 11-1274 - 3-1/2 inch Evolution Piston Ring Set StandardDescriptionRowe cast piston ring set is for a 3-1/2" bore and is standard size. Features a compression ring with a size of 1/16" and 3...MSRP: $73.23$72.50 -
V-Twin - 11-1267 - Replica 74 inch Knucklehead Cylinder Set Black
Motorshop
$745.70V-Twin - 11-1267 - Replica 74 inch Knucklehead Cylinder Set BlackDescriptionReplica 74" Knucklehead cylinder set with 5 fins and black finish features cast iron cast construction with original...$745.70 -
V-Twin - 11-1259 - 107 inch Big Bore Twin Cam Cylinder Kit
Motorshop
$480.26V-Twin - 11-1259 - 107 inch Big Bore Twin Cam Cylinder KitDescriptionTC-88 Big Bore cylinder kit includes forged 10.5:1 piston kit and silver cylinders. This kit requires case machining and fits a...$480.26 -
V-Twin - 11-1253 - 83 inch Evolution Big Bore Cylinder Kit
Motorshop
$821.07V-Twin - 11-1253 - 83 inch Evolution Big Bore Cylinder KitDescriptionEvolution 83" Big Bore bolt on black cylinder kit includes 10:1 compression Wiseco forged piston kit, which has been honed for...$821.07 -
V-Twin - 11-1244 - 80 inch Shovelhead Piston Ring Set Standard
Rowe
MSRP: $74.58$73.83V-Twin - 11-1244 - 80 inch Shovelhead Piston Ring Set StandardDescriptionRowe cast piston ring set is for a 3-1/2" bore and is standard size. Features compression rings with a size of 3/32" and 3...MSRP: $74.58$73.83 -
V-Twin - 11-1234 - Rocker Arm Shaft
Eastern Motorcycle Parts
$51.57V-Twin - 11-1234 - Rocker Arm ShaftDescriptionReplica rocker arm shafts are for use on Big Twin models. Shafts are manufactured to meet or exceed OEM specifications for long lasting durability and...$51.57 -
V-Twin - 11-1233 - Valve Spring Keeper Set
Eastern Motorcycle Parts
$56.72V-Twin - 11-1233 - Valve Spring Keeper SetDescriptionEastern brand valve spring keeper set is for use with Twin Cams. Fits:FLST 2005-2017XL 2004-UPFXD 2005-2017FLT 2005-2016FXST 2005-2017Additional...$56.72 -
V-Twin - 11-1228 - M8 Bronze Valve Guide
Kibblewhite
$35.46V-Twin - 11-1228 - M8 Bronze Valve GuideDescriptionBronze exhaust valve guide is for M8 models and is .002" oversize. Fits:FLT 2017-UPAdditional Information$35.46 -
V-Twin - 11-1225 - M8 Cast Iron Valve Guide
Kibblewhite
MSRP: $13.86$13.72V-Twin - 11-1225 - M8 Cast Iron Valve GuideDescriptionCast iron intake valve guide is for M8 models and is .002" oversize. Fits:FLT 2017-UPAdditional InformationMSRP: $13.86$13.72 -
V-Twin - 11-1207 - 74 inch Piston Ring Set Standard
Rowe
$71.15V-Twin - 11-1207 - 74 inch Piston Ring Set StandardDescriptionRowe piston ring set is for 3-7/16" bore and is standard size. It features two compression rings with a size of 1/16" and three oil rings...$71.15 -
V-Twin - 11-1206 - Upper Pushrod Cover Kit
Motorshop
$26.05V-Twin - 11-1206 - Upper Pushrod Cover KitDescriptionChrome upper (outer) pushrod cover kit includes 4 chrome clips, 4 springs, 4 cork gaskets, and 4 steel washers. Fits:FLT 1999-2016FLST...$26.05 -
V-Twin - 11-1204 - Knucklehead Cylinder Head Set Bare
Motorshop
$2,525.33V-Twin - 11-1204 - Knucklehead Cylinder Head Set BareDescriptionKnucklelhead cylinder head set is prepped with guides and lower cups. Set features a bare finish. Fits:FL 1941-1947Additional...$2,525.33
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.