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 - 11-0168 - 1100cc Piston Ring Set .020 Oversize
Hastings
$90.63V-Twin - 11-0168 - 1100cc Piston Ring Set .020 OversizeDescriptionHastings piston ring set is for a 3.350" bore and .020 oversize. Features moly top compression rings with a size of 1.5mm and chrome...$90.63 -
V-Twin - 11-0167 - 1100cc Piston Ring Set .010 Oversize
Hastings
$90.63V-Twin - 11-0167 - 1100cc Piston Ring Set .010 OversizeDescriptionHastings piston ring set is .010 oversize and is for a 3.350" bore. Features moly top compression rings with a size of 1.5mm and...$90.63 -
V-Twin - 11-0164 - 883cc Piston Ring Set .030 Oversize
Motorshop
MSRP: $44.82$43.92V-Twin - 11-0164 - 883cc Piston Ring Set .030 OversizeDescriptionPiston ring set is for a 3" bore and .030 oversize. Features moly top compression rings with a size of 1.5mm and chrome oil rings with...MSRP: $44.82$43.92 -
V-Twin - 11-0157 - 83 inch Evolution Piston Ring Set .045 Oversize
Wiseco
$65.82V-Twin - 11-0157 - 83 inch Evolution Piston Ring Set .045 OversizeDescription.045 piston ring set for 1 piston Fits:Replacement for piston kitAdditional Information$65.82 -
V-Twin - 11-0156 - Piston Kit .045 Oversize
Motorshop
$296.89V-Twin - 11-0156 - Piston Kit .045 OversizeDescriptionThe Wiseco piston kit includes pistons, Wiseco XC rings, 2 wrist pins and 4 circlips. High performance piston set is forged from a high silicone...$296.89 -
V-Twin - 11-0146 - Hastings Piston Ring Set .020 Oversize
Hastings
$101.96V-Twin - 11-0146 - Hastings Piston Ring Set .020 OversizeDescription.020 oversize Hastings piston rings features compression rings with a size of 1/16" and oil rings with the size of 3/16". Fits:K...$101.96 -
V-Twin - 11-0123 - 74 inch FL Piston Ring Set .060 Oversize
Hastings
$127.48V-Twin - 11-0123 - 74 inch FL Piston Ring Set .060 OversizeDescriptionHastings cast piston ring set is for a 3-7/16" bore and is .060 oversize.Features compression rings with a size of 3/32" and oil...$127.48 -
V-Twin - 11-0116 - 1000cc Piston Ring Set .070 Oversize
Hastings
$90.63V-Twin - 11-0116 - 1000cc Piston Ring Set .070 OversizeDescriptionHastings cast piston ring set is for a 3-3/16" bore and is .070 oversize. Features compression rings with a size of 1/16" and oil...$90.63 -
V-Twin - 11-0112 - 1000cc Piston Ring Set .030 Oversize
Hastings
$92.30V-Twin - 11-0112 - 1000cc Piston Ring Set .030 OversizeDescriptionHastings cast piston ring set is for a 3-3/16" bore and is .030 oversize. Features compression rings with a size of 1/16" and oil...$92.30 -
V-Twin - 11-0111 - 1000cc Piston Ring Set .020 Oversize
Hastings
MSRP: $95.29$92.30V-Twin - 11-0111 - 1000cc Piston Ring Set .020 OversizeDescriptionHastings cast piston ring set is for a 3-3/16" bore and is .020 oversize. Features compression rings with a size of 1/16" and oil...MSRP: $95.29$92.30 -
V-Twin - 11-0110 - 1000cc Piston Ring Set .010 Oversize
Hastings
$91.91V-Twin - 11-0110 - 1000cc Piston Ring Set .010 OversizeDescriptionHastings cast piston ring set is for a 3-3/16" bore and is .010 oversize. Features compression rings with a size of 1/16" and oil...$91.91 -
V-Twin - 11-0109 - 1000cc Piston Ring Set Standard
Hastings
$92.07V-Twin - 11-0109 - 1000cc Piston Ring Set StandardDescriptionHastings cast piston ring set is for a 3-3/16" bore and is standard size. Features compression rings with a size of 1/16" and oil rings...$92.07 -
V-Twin - 11-0107 - 900cc Piston Ring Set .070 Oversize
Hastings
$97.23V-Twin - 11-0107 - 900cc Piston Ring Set .070 OversizeDescriptionHastings cast piston ring set is for a 3" bore and is .070 oversize. Features compression rings with a size of 1/16" and oil rings...$97.23 -
V-Twin - 11-0101 - 900cc Piston Ring Set .010 Oversize
Hastings
$90.06V-Twin - 11-0101 - 900cc Piston Ring Set .010 OversizeDescriptionHastings cast piston ring set is for a 3 bore and is .010 oversize. Features compression rings with a size of 1/16" and oil rings with...$90.06 -
V-Twin - 11-0094 - 88 inch Evolution Big Bore Cylinder Kit Silver
Motorshop
$772.07V-Twin - 11-0094 - 88 inch Evolution Big Bore Cylinder Kit SilverDescriptionIncrease your stock Evolution engine with our 88" cylinder kit.Our kit includes two 3-5/8" silver cylinders which have been...$772.07 -
V-Twin - 11-0091 - Replica Shovelhead Rocker Box Cover Set Polished
Motorshop
$461.01V-Twin - 11-0091 - Replica Shovelhead Rocker Box Cover Set PolishedDescriptionRocker box set is the replica style, cast construction, with partial polished top and flat face surface. The remaining...$461.01 -
V-Twin - 11-0089 - Replica Shovelhead Cylinder Head Set
Motorshop
$1,348.80V-Twin - 11-0089 - Replica Shovelhead Cylinder Head SetDescriptionReplica Shovelhead cylinder head set is fully assembled with unleaded valve seats, cast iron valve guides, nitrated valves, valve...$1,348.80 -
V-Twin - 11-0082 - Replica Shovelhead Cylinder Head Set
Motorshop
$1,341.71V-Twin - 11-0082 - Replica Shovelhead Cylinder Head SetDescriptionReplica Shovelhead cylinder head set for Big Twin models.Set is for stock lift cams only. Replica Shovelhead head sets feature rubber...$1,341.71 -
V-Twin - 11-0074 - 95 inch Big Bore Black Cylinder Kit
Motorshop
$543.91V-Twin - 11-0074 - 95 inch Big Bore Black Cylinder KitDescription95" Big Bore bolt on cylinder kit will increase TC-88 engines to 95".Kit includes two 95" black cylinders, two 10.25:1 compression...$543.91 -
V-Twin - 11-0073 - OE 95 inch Cylinders wihtout Piston Silver
OE
$446.78V-Twin - 11-0073 - OE 95 inch Cylinders wihtout Piston SilverDescriptionOE 95" silver stock cylinder set can be bored out to a maximum of 103". Set does not include piston..$446.78 -
V-Twin - 11-0063 - 80 inch Shovelhead S&S Cylinder Set
S&S Cycle
$1,406.93V-Twin - 11-0063 - 80 inch Shovelhead S&S Cylinder SetDescriptionS&S cast iron cylinders for Shovelhead models are stock length and include base nuts, head bolts, and head and base gaskets.Cylinders...$1,406.93 -
V-Twin - 11-0057 - Shovelhead Rocker Box Cover Set Polished
Motorshop
$676.02V-Twin - 11-0057 - Shovelhead Rocker Box Cover Set PolishedDescriptionPolished rocker box set fits 1966-1984 Shovelhead motors.*NOTE: The top of the cover is made in Japan.$676.02 -
V-Twin - 11-0038 - Pushrod Cover Cup Set Chrome with Black Skull Design
Motorshop
MSRP: $68.22$67.53V-Twin - 11-0038 - Pushrod Cover Cup Set Chrome with Black Skull DesignDescriptionPushrod cover cup set features a chrome finish with a black skull.Sold in a set of four. Fits:FXST 1984-UPFXR...MSRP: $68.22$67.53 -
V-Twin - 11-0034 - OE M8 Lower Rocker Box inchD inch Ring Gloss Black
OE
$237.50V-Twin - 11-0034 - OE M8 Lower Rocker Box inchD inch Ring Gloss BlackDescriptionOE lower rocker box "D" ring features a gloss black finish and is for M8 models. Fits:FLST 2018-UPFLHXXX 2017-UPFLT...$237.50 -
V-Twin - 11-0005 - M8 Rocker Box Set Black
Motorshop
$368.23V-Twin - 11-0005 - M8 Rocker Box Set BlackDescriptionM8 rocker box set features a black finish with milled highlights. Hardware is not included.*NOTE: Raw cast finish highlights provides extra...$368.23 -
V-Twin - 10-8189 - Andrews Cam Set Late Gear Drive #TW31S
Andrews
$274.62V-Twin - 10-8189 - Andrews Cam Set Late Gear Drive #TW31S Description Andrews late gear drive cam set is a great cam for motors with 95"+ engines and 10:1 compression ratio. Cam lift is .510. Lower...$274.62 -
V-Twin - 10-8181 - Replica Lightning Cam for Knucklehead
Motorshop
$294.98V-Twin - 10-8181 - Replica Lightning Cam for Knucklehead Description Replica lightning cam for 1936-1947 Knucklehead.Stock .355 lift cam with a 236 duration. Fits: EL 1936-1940 FL...$294.98 -
V-Twin - 10-8179 - Cam for FX
Motorshop
$218.02V-Twin - 10-8179 - Cam for FX Description Stock cam, replica type. Fits: FX 1978-1984 Additional Information OEM$218.02 -
V-Twin - 10-3514 - S&S Twin Cam Flywheel Assembly 4-3/8 inch Stroke
S&S Cycle
MSRP: $1,717.81$1,689.08V-Twin - 10-3514 - S&S Twin Cam Flywheel Assembly 4-3/8 inch Stroke Description S&S Twin Cam with 4-3/8" stroke flywheel assembly is for 96", 103", 106", 110" and 117" engines and does not include...MSRP: $1,717.81$1,689.08 -
V-Twin - 10-2965 - Andrews N Grind Cam Knucklehead
Andrews
$266.82V-Twin - 10-2965 - Andrews N Grind Cam Knucklehead Description Andrews N grind cam is a stock replacement cam for Knucklehead models and 61" engines. Cam is excellent to use for stock motors or...$266.82 -
V-Twin - 10-2572 - 3-Hole Crank Pin Kit
Sifton
$184.36V-Twin - 10-2572 - 3-Hole Crank Pin Kit Description Crank pin kit includes crank pin, rod races, standard rod rollers, and retainers. Fits: XL 1957-1980 Additional Information$184.36 -
V-Twin - 10-2562 - 2-Hole Crank Pin Kit
Sifton
$163.08V-Twin - 10-2562 - 2-Hole Crank Pin Kit Description Kit includes crank pin, rod races, standard rod rollers and retainers. Crank pin is 2 oil hole type. Fits: FX 1971-1980 FL...$163.08 -
V-Twin - 10-2556 - Connecting Rod Bearing Set Steel
Eastern Motorcycle Parts
$72.50V-Twin - 10-2556 - Connecting Rod Bearing Set Steel Description set includes 3 steel cages fitted with standard size Torrington rollers for connecting rods. Cage material is steel.Set of three. ...$72.50 -
V-Twin - 10-2541 - Cam Cover Bushing For #2 Cam .005 Oversize
Jims
$58.44V-Twin - 10-2541 - Cam Cover Bushing For #2 Cam .005 Oversize Description Cam cover bushing for #2 cam. Bushing is .005 oversize for XL models. Fits: XL 1957-1990 Additional Information$58.44 -
V-Twin - 10-2527 - Cam Bushing .005 Oversize
Jims
$62.18V-Twin - 10-2527 - Cam Bushing .005 Oversize Description .005 oversize cam bushing Fits: FL 1941-1954 EL 1936-1940 Additional Information$62.18 -
V-Twin - 10-2526 - Cam Cover Bushing .005 Oversize
Eastern Motorcycle Parts
MSRP: $43.45$42.58V-Twin - 10-2526 - Cam Cover Bushing .005 Oversize Description Cam cover bushing is .005 oversize. Fits: FL 1941-1954 Additional InformationMSRP: $43.45$42.58 -
V-Twin - 10-2525 - Cam Cover Bushing .005 Oversize
Eastern Motorcycle Parts
MSRP: $41.64$40.80V-Twin - 10-2525 - Cam Cover Bushing .005 Oversize Description Cam cover bushing is .005 oversize. Fits: FL 1970-1984 FXST 1984-1998 FXR 1982-1994 FLT 1979-1998 FX 1971-1984 FXD...MSRP: $41.64$40.80 -
V-Twin - 10-2512 - Cam Bushing for Side Valve
Eastern Motorcycle Parts
MSRP: $37.24$36.49V-Twin - 10-2512 - Cam Bushing for Side Valve Description Cam bushing fits Side Valve models. Fits: UL 1937-1948 74" and 80" Additional InformationMSRP: $37.24$36.49 -
V-Twin - 10-2504 - Cam Cover Bushing for Side Valve
Eastern Motorcycle Parts
MSRP: $39.82$39.02V-Twin - 10-2504 - Cam Cover Bushing for Side Valve Description Cam cover bushing for Side Valve models. Fits: UL 1937-1948 74" and 80" Additional InformationMSRP: $39.82$39.02 -
V-Twin - 10-2503 - Pinion Shaft Bushing
Eastern Motorcycle Parts
$33.56V-Twin - 10-2503 - Pinion Shaft Bushing Description Pinion shaft bushing Fits: WL 1937-1952 G 1937-1973 Additional Information$33.56
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.