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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Out of stock
V-Twin - 11-0857 - Cylinder Head Set With Rocker Assembly
Motorshop
$4,154.69V-Twin - 11-0857 - Cylinder Head Set With Rocker AssemblyDescriptionKnucklehead cylinder head set features original cast iron with natural finish. Head set includes valves, springs, collars, polished...$4,154.69 -
Out of stock
V-Twin - 11-0855 - Polished Rocker Box Assembly Set
Motorshop
$398.40V-Twin - 11-0855 - Polished Rocker Box Assembly SetDescriptionFront and rear rocker box assembly set with polished aluminum highlights, as OEM, for XL models.Includes shafts, rocker arms, nuts and...$398.40 -
Out of stock
V-Twin - 11-0821 - Lower Valve Collar Kit
Sonnax
MSRP: $74.70$73.95V-Twin - 11-0821 - Lower Valve Collar KitDescriptionSifton lower collar and seal kit includes 4 lower collars machined to accept K line style seals. 2 intake seals and 2 exhaust seals included.Top of...MSRP: $74.70$73.95 -
Out of stock
V-Twin - 11-0796 - Nitrate Valve and Spring Kit
Sifton
$142.11V-Twin - 11-0796 - Nitrate Valve and Spring KitDescriptionSifton valve and spring kit for Shovelhead models includes 2 intake and 2 exhaust valve with nitrate finish, complete spring set, keepers...$142.11 -
Out of stock
V-Twin - 11-0595 - 883cc to 1200cc Cylinder and Piston Conversion Kit Black
Motorshop
$648.01V-Twin - 11-0595 - 883cc to 1200cc Cylinder and Piston Conversion Kit BlackDescription883cc to 1200cc XL Conversion cylinder and piston set includes 2 black finished with milled edge fin cylinders...$648.01 -
Out of stock
V-Twin - 11-0521 - Rocker Arm Front Exhaust Rear Intake
Motorshop
$82.96V-Twin - 11-0521 - Rocker Arm Front Exhaust Rear IntakeDescriptionReplica front exhaust and rear intake rocker arm come complete with bushings installed.Rocker arms are for generator and alternator...$82.96 -
Out of stock
V-Twin - 11-0510 - Big Bore Gasket and Parts Kit
Motorshop
$100.93V-Twin - 11-0510 - Big Bore Gasket and Parts KitDescriptionMagnum cylinder small parts kit is for installing 3-5/8" barrels on Shovelhead cases. Kit includes 2 head gaskets, base gaskets, 8 cylinder...$100.93 -
Out of stock
V-Twin - 11-0434 - K-Model Piston Kit .040 Oversize
Eastern Motorcycle Parts
$250.87V-Twin - 11-0434 - K-Model Piston Kit .040 OversizeDescriptionPiston kit .040, Bore 2.745", includes rings. Fits:K 1952-1956Additional Information$250.87 -
Out of stock
V-Twin - 11-0406 - Piston Kit .060 Oversize
Eastern Motorcycle Parts
$229.43V-Twin - 11-0406 - Piston Kit .060 OversizeDescription.060 piston kit comes with .060 rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as original...$229.43 -
Out of stock
V-Twin - 11-0405 - Piston Kit .050 Oversize
Motorshop
$156.33V-Twin - 11-0405 - Piston Kit .050 OversizeDescription.050 piston kit comes with .050 rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as original...$156.33 -
Out of stock
V-Twin - 11-0403 - Piston Kit .030 Oversize
Eastern Motorcycle Parts
$215.69V-Twin - 11-0403 - Piston Kit .030 OversizeDescription.030 piston kit comes with .030 thick piston rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast...$215.69 -
Out of stock
V-Twin - 11-0402 - Piston Kit .020 Oversize
Motorshop
$155.65V-Twin - 11-0402 - Piston Kit .020 OversizeDescription.020 piston kit comes with .020 rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as original...$155.65 -
Out of stock
V-Twin - 11-0401 - 45 inch WL/G Piston Kit .010 inch Oversize
Motorshop
$202.37V-Twin - 11-0401 - 45 inch WL/G Piston Kit .010 inch OversizeDescription.010 piston kit comes with .010 rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut...$202.37 -
Out of stock
V-Twin - 11-0400 - 45 inch WL/G Piston Kit Standard
Motorshop
$144.99V-Twin - 11-0400 - 45 inch WL/G Piston Kit StandardDescriptionStandard piston kit with standard rings, 2 wrist pins and 4 circlips. For 45" models.Pistons have a steel expansion control strut cast as...$144.99 -
Out of stock
V-Twin - 11-0386 - Replica 883cc Cylinder Black
Motorshop
$360.27V-Twin - 11-0386 - Replica 883cc Cylinder BlackDescriptionReplica Evolution 883cc black with silver finned cylinders are bored for standard pistons and require honing for final fitment. Fits:XL...$360.27 -
Out of stock
V-Twin - 11-0384 - 45 inch WL/G Piston Kit .005 inch Oversize
Motorshop
$330.54V-Twin - 11-0384 - 45 inch WL/G Piston Kit .005 inch OversizeDescription.005 oversize piston kit with rings, 2 wrist pins and 4 circlips, for 45" models.Kit includes hasting ring set with 3/32"...$330.54 -
Out of stock
V-Twin - 11-0379 - 45 inch Piston Kit Standard
Motorshop
$124.64V-Twin - 11-0379 - 45 inch Piston Kit StandardDescription45" standard piston kit is the original Harley-Davidson army surplus and includes the ring set.Sold as a set of 2. Fits:G 1936-1973W...$124.64 -
Out of stock
V-Twin - 11-0337 - 1200cc Cylinder and Piston Conversion Kit Black
Motorshop
$713.81V-Twin - 11-0337 - 1200cc Cylinder and Piston Conversion Kit BlackDescription1200cc XL conversion cylinder and piston set includes 2 black finished with milled silver finish edged fin cylinders with...$713.81 -
Out of stock
V-Twin - 11-0331 - 95 inch Big Bore Twin Cam Piston Kit Standard
Eastern Motorcycle Parts
$238.01V-Twin - 11-0331 - 95 inch Big Bore Twin Cam Piston Kit StandardDescription95" Big Bore piston kit is standard size for TC-88 models. Kit includes rings, clips, pins and 10.25:1 cast pistons.Order...$238.01 -
Out of stock
V-Twin - 11-0317 - Standard Size 80 inch Overhead Valve Piston Set
Motorshop
$151.15V-Twin - 11-0317 - Standard Size 80 inch Overhead Valve Piston SetDescriptionPiston set is standard size 3-1/2" diameter with a compression ratio of 7:1. Set includes Hasting's three piece ring sets,...$151.15 -
Out of stock
V-Twin - 11-0315 - M8 Cylinder Head D-Ring
V-Twin Mfg
$43.66V-Twin - 11-0315 - M8 Cylinder Head D-RingDescriptionCylinder head D-ring is used as a spacer between the cylinder head and valve cover. For M8 models. Fits:FXST 2017-UPFLT 2017-UPFLST 2017-UPFL...$43.66 -
Out of stock
V-Twin - 11-0313 - 74 inch Overhead Valve Piston Set .060 Oversize
Motorshop
$130.61V-Twin - 11-0313 - 74 inch Overhead Valve Piston Set .060 OversizeDescriptionPiston set 3-7/16" bore .060 oversize with compression ratio of 7.5:1. Set includes Hasting 3 piece rings, 2 wrist pins...$130.61 -
Out of stock
V-Twin - 11-0300 - 1000cc Piston Set Standard Size
Motorshop
$124.45V-Twin - 11-0300 - 1000cc Piston Set Standard SizeDescriptionPiston set 3-3/16" bore standard size has a compression ratio of 8.4:1. Set includes Hasting 3 piece rings, 2 wrist pins and 4 circlips...$124.45 -
Out of stock
V-Twin - 11-0292 - 80 inch Evolution Piston Kit .005 Oversize
Motorshop
$142.11V-Twin - 11-0292 - 80 inch Evolution Piston Kit .005 OversizeDescriptionReplacement 80" Evolution piston kit. Pistons are .005 over size. Our kit includes 2 cast alloy pistons, Hasting ring set,...$142.11 -
Out of stock
V-Twin - 11-0285 - Upper Valve Collar Set Titanium Coated
Motorshop
$320.53V-Twin - 11-0285 - Upper Valve Collar Set Titanium CoatedDescriptionTitanium coated upper valve collar set for Evolution and TC-88 models.Set of four. Fits:FXD 1991-2004FXST 1984-2004FLST 1986-2004XL...$320.53 -
Out of stock
V-Twin - 11-0245 - Replica 883cc Piston Set .030 Oversize
Motorshop
$142.11V-Twin - 11-0245 - Replica 883cc Piston Set .030 OversizeDescriptionReplica 3" bore piston set is .030 oversize. Piston set includes Hasting rings, 2 wrist pins and 4 circlips. Pistons have a steel...$142.11 -
Out of stock
V-Twin - 11-0242 - Replica 883cc Piston Set .005 Oversize
Motorshop
$143.11V-Twin - 11-0242 - Replica 883cc Piston Set .005 OversizeDescriptionReplica 3" bore piston set is .005 oversize. Piston set includes Hasting rings, 2 wrist pins and 4 circlips. Pistons have a steel...$143.11 -
Out of stock
V-Twin - 11-0241 - Replica 883cc Piston Set Standard
Motorshop
$144.99V-Twin - 11-0241 - Replica 883cc Piston Set StandardDescriptionReplica 3" bore piston set is standard size. Set includes Hastings 3 piece ring, 2 wrist pins and 4 circlips.**Note: Run engine at...$144.99 -
Out of stock
V-Twin - 11-0228 - Replica 80 inch Overhead Valve Piston Set .020 Oversize
Motorshop
$134.41V-Twin - 11-0228 - Replica 80 inch Overhead Valve Piston Set .020 OversizeDescriptionReplica 3-1/2" bore piston set has a 8:1 compression ratio and is .020 oversize. Piston set includes Hasting...$134.41 -
Out of stock
V-Twin - 11-0220 - Replica 74 inch Overhead Valve Piston Set .040 Oversize
Motorshop
$156.33V-Twin - 11-0220 - Replica 74 inch Overhead Valve Piston Set .040 OversizeDescriptionReplica style 3-7/16" bore piston set has a 8.5:1 compression ratio and is oversize .040. Piston set includes...$156.33 -
Out of stock
V-Twin - 11-0213 - Replica 1000cc Piston Set .050 Oversize
Motorshop
$135.41V-Twin - 11-0213 - Replica 1000cc Piston Set .050 OversizeDescriptionReplica style 3-3/16" bore piston set has a 9:1 compression ratio and is oversize .050. Piston set alloy is cast in a permanent...$135.41 -
Out of stock
V-Twin - 11-0206 - Replica 900cc Piston Set .060 Oversize
Motorshop
$144.65V-Twin - 11-0206 - Replica 900cc Piston Set .060 OversizeDescriptionReplica style 3" bore piston set has a 9:1 compression ratio and is oversize .060. Piston set alloy is cast in a permanent steel...$144.65 -
Out of stock
V-Twin - 11-0163 - 883cc Piston Ring Set .020 Oversize
Motorshop
MSRP: $44.82$43.92V-Twin - 11-0163 - 883cc Piston Ring Set .020 OversizeDescriptionPiston ring set is for a 3" bore & .020 oversize. Features moly top compression rings with a size of 1.5mm and chrome oil rings with...MSRP: $44.82$43.92 -
Out of stock
V-Twin - 11-0023 - 61 inch Rear MC Cast Knucklehead Cylinder
Motorshop
$267.20V-Twin - 11-0023 - 61 inch Rear MC Cast Knucklehead CylinderDescriptionRear cylinder fits Knucklehead 1936-1947 61" models. Cylinders are for stock bore, stock stroke and compression, featuring 5...$267.20 -
Out of stock
V-Twin - 11-0022 - 61 inch Front MC Cast Knucklehead Cylinder
Motorshop
$267.20V-Twin - 11-0022 - 61 inch Front MC Cast Knucklehead CylinderDescriptionFront cylinder fits Knucklehead 1936-1947 61" models. Cylinders are for stock bore, stock stroke and compression, featuring 5...$267.20 -
Out of stock
V-Twin - 11-0021 - Finned Rocker Box Cover Set Raw
V-Twin Mfg
$446.52V-Twin - 11-0021 - Finned Rocker Box Cover Set RawDescriptionFinned rocker box cover set features a raw finish, which can readily accept black heat paint.*NOTE: Black heat paint can aid in heat and...$446.52 -
Out of stock
V-Twin - 11-0011 - M8 Shovelhead Rocker Box Cover Set
V-Twin Mfg
$414.61V-Twin - 11-0011 - M8 Shovelhead Rocker Box Cover SetDescriptionShovelhead rocker box cover set features a natural cast finish. For M8 models.Shipped in natural cast aluminum, which aids in heat...$414.61 -
Out of stock
V-Twin - 11-0008 - TC-88 Shovelhead Rocker Box Cover Set Natural Cast - Fits 1999-2018 Harley-Davidson FXST, 1999-2016 FLH, 1999-2017 FLST, FXD
V-Twin Mfg
$446.52TC-88 Shovelhead rocker box set features a natural cast finish.Retro "Shovel" look for the Twin cam motors. Shipped in natural cast aluminum, which aids in heat disepation and readily painted with...$446.52 -
Out of stock
V-Twin - 11-0003 - M8 Chrome Lower Rocker Box Cover
Motorshop
$163.25V-Twin - 11-0003 - M8 Chrome Lower Rocker Box CoverDescriptionChrome lower rocker box cover is for M8 models.*NOTE: Requires 2. Fits:FLT 2017-UPAdditional Information$163.25 -
Out of stock
V-Twin - 11-0001 - M8 Gloss Black Lower Rocker Box Cover
Motorshop
$163.25V-Twin - 11-0001 - M8 Gloss Black Lower Rocker Box CoverDescriptionGloss Black lower rocker box cover is for M8 models.*NOTE: Requires 2. Fits:FLT 2017-UPAdditional Information$163.25
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.