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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Performance Tool - W89410 - Piston Ring Compressor Kit
Performance Tool
$147.34Performance Tool - W89410 - Piston Ring Compressor KitFeaturesGlobal Trade Item Number: 039564894107Includes 6 sizes of bands for multiple applicationsFits pistons 2 7/8" (73 mm) thru 4 3/8" (110 mm)...$147.34 -
Performance Tool - W86552 - 2 Pc Valve Lapper Set
Performance Tool
$13.09Performance Tool - W86552 - 2 Pc Valve Lapper SetFeaturesGlobal Trade Item Number: 039564812842Heavy duty rubber suction cupsHardwood handlesLifetime warrantyLapping compound not included$13.09 -
Colony Machine - 2073-2 - Oil Pump Plug For Tappet Oil Screen
Colony Machine
$10.95Colony Machine - 2073-2 - Oil Pump Plug For Tappet Oil Screen Features Made in the USA! Meets or exceeds OEM specifications$10.95 -
Colony Machine - 2012-8 - Headbolt Kit Chrome Bt 92-16 And Xl 93-Up
Colony Machine
$128.95Colony Machine - 2012-8 - Headbolt Kit Chrome Bt 92-16 And Xl 93-UpFeaturesAdd a custom look to your bikeMade in the USA!Fitment2014-2017Harley Davidson$128.95 -
Colony Machine - 9970-20 - Upper Pushrod Cover Kit Outer 99-17 Tc
Colony Machine
$50.95Colony Machine - 9970-20 - Upper Pushrod Cover Kit Outer 99-17 TcFeaturesMeet or exceed OEM specificationsMade in the USA!Kit Contains: 4 chrome plated retaining clips, 4 chrome plated cups, 4...$50.95 -
Colony Machine - 7822-12 - Lower Pushrod Cover Kit Outer 57-85 Xl
Colony Machine
$62.95Colony Machine - 7822-12 - Lower Pushrod Cover Kit Outer 57-85 XlFeaturesChrome plated steelMeets or exceeds OEM specificationsSold in sets of 4 with rubber sealsMade in the USA!$62.95 -
Colony Machine - 9213-4 - Upper Pushrod Cover Kit Inner 79-83 Bt 84-99 Evo Bt
Colony Machine
$37.95Colony Machine - 9213-4 - Upper Pushrod Cover Kit Inner 79-83 Bt 84-99 Evo BtFeaturesMeets or exceeds OEM specificationsAluminumMade in the USA!Sets of 4Fitment<$37.95 -
Permatex - 81781 - Ultra Vinyl & Leather Repair
Permatex
$45.99Permatex - 81781 - Ultra Vinyl & Leather Repair Features Global Trade Item Number: 686226817815 Repairs leather and vinyl upholstery, dashboards, vinyl tops, marine upholstery, and...$45.99 -
Colony Machine - 8780-4 - Pushrod Adjuster Locknuts All Models 15-84
Colony Machine
$11.95Colony Machine - 8780-4 - Pushrod Adjuster Locknuts All Models 15-84 Features Sold In Packs Of 4 Made In The U.S.A Fitment 1983-1984 Harl$11.95 -
James Gaskets - 25700372 - Gasket Rocker Covers 2/Pk
James Gaskets
$28.95James Gaskets - 25700372 - Gasket Rocker Covers 2/PkFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.AFitment$28.95 -
James Gaskets - 24400215 - Engine-Trans Interface Seal 1/Pk 24400215
James Gaskets
$14.95James Gaskets - 24400215 - Engine-Trans Interface Seal 1/Pk 24400215FeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the...$14.95 -
James Gaskets - 25700729 - Top End Gasket Kit
James Gaskets
$119.95James Gaskets - 25700729 - Top End Gasket KitFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment$119.95 -
James Gaskets - 25700730 - Motor Gasket Kit
James Gaskets
$132.95James Gaskets - 25700730 - Motor Gasket KitFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A.Fitment$132.95 -
James Gaskets - 25700370-K - Cam Change Gasket Kit 25700370-K
James Gaskets
$53.95James Gaskets - 25700370-K - Cam Change Gasket Kit 25700370-KFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A...$53.95 -
James Gaskets - 17030-17 - Gasket Rocker Cover Kit 17030-17
James Gaskets
$77.95James Gaskets - 17030-17 - Gasket Rocker Cover Kit 17030-17FeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets availableMade in the U.S.A...$77.95 -
Kpmi - 20-21029 - Guide Intake 0.010 Bronze M8
Kibblewhite
$26.89Kpmi - 20-21029 - Guide Intake 0.010 Bronze M8FeaturesFitment2017-2019Harley DavidsonFLRT Freewheeler2017-2019Harley DavidsonFLH$26.89 -
Kpmi - 20-21039 - Guide Exhaust 0.010 Bronze M8
Kibblewhite
$26.89Kpmi - 20-21039 - Guide Exhaust 0.010 Bronze M8FeaturesFitment2017-2019Harley DavidsonFLRT Freewheeler2017-2019Harley DavidsonFL$26.89 -
Cometic - C10169 - Head Gaskets M8 Pr 4.200" .040"Mls Gasket Bore 4.220"
Cometic
$63.07Cometic - C10169 - Head Gaskets M8 Pr 4.200" .040"Mls Gasket Bore 4.220"FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket...$63.07 -
Cometic - C10169-030 - Head Gaskets M8 Pr 4.200" .030"Mls Gasket Bore 4.220"
Cometic
$63.07Cometic - C10169-030 - Head Gaskets M8 Pr 4.200" .030"Mls Gasket Bore 4.220"FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and...$63.07 -
Cometic - C10172 - Tappet Cover Gasket M8 .032"Afm 10Pk Oe#25700362
Cometic
$41.03Cometic - C10172 - Tappet Cover Gasket M8 .032"Afm 10Pk Oe#25700362FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs...$41.03 -
Cometic - C10190 - Map Sensor O-Ring M8 Viton 10Pk Oe#32700065
Cometic
$13.32Cometic - C10190 - Map Sensor O-Ring M8 Viton 10Pk Oe#32700065FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$13.32 -
Cometic - C10193-HB-027-014 - Head & Base Gaskets M8 4.500" .027"Hg .014"Bg Coolant Heads
Cometic
$84.12Cometic - C10193-HB-027-014 - Head & Base Gaskets M8 4.500" .027"Hg .014"Bg Coolant HeadsFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing...$84.12 -
Cometic - C10202 - Valve Stem Seal M8 8Pk Oe#18100044
Cometic
$27.76Cometic - C10202 - Valve Stem Seal M8 8Pk Oe#18100044FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$27.76 -
Cometic - C10208 - Case Plug O-Ring M8 Liquid Cooled 10Pk Oe#11900010
Cometic
$15.77Cometic - C10208 - Case Plug O-Ring M8 Liquid Cooled 10Pk Oe#11900010FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket...$15.77 -
Cometic - C10209 - Crank Seal M8 4Pk Oe#11000134
Cometic
$27.76Cometic - C10209 - Crank Seal M8 4Pk Oe#11000134FeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are constantly...$27.76 -
Cometic - C10217-030 - Top End Kit M8 3.937" 107Cu .030"H/G
Cometic
$252.39Cometic - C10217-030 - Top End Kit M8 3.937" 107Cu .030"H/GFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$252.39 -
Cometic - C10220-030 - Top End Kit M8 4.125" 117Cu .030"H/G
Cometic
$252.39Cometic - C10220-030 - Top End Kit M8 4.125" 117Cu .030"H/GFeaturesAt Cometic Gasket, our goal is to offer the latest in gasket technologyMaterials, manufacturing processes and gasket designs are...$252.39 -
Hastings Mfg - 6164 - Pist Rings 1340Evo 1200Xl Cast Std Size
Hastings
$68.95Hastings Mfg - 6164 - Pist Rings 1340Evo 1200Xl Cast Std SizeFeaturesGlobal Trade Item Number: 75538112211Made in the USA!Three piece oil ringsFitment1994-$68.95 -
Hastings Mfg - 2M6198010 - Pist Rings 883 Xl Moly .010" Oversize
Hastings
$50.95Hastings Mfg - 2M6198010 - Pist Rings 883 Xl Moly .010" OversizeFeaturesGlobal Trade Item Number: 75538110903Made in the USA!Three piece oil ringsFitment20$50.95 -
Hastings Mfg - 6127010 - Pist Rings 1340Cc Shovel Cast .010" Oversize
Hastings
$68.95Hastings Mfg - 6127010 - Pist Rings 1340Cc Shovel Cast .010" OversizeFeaturesGlobal Trade Item Number: 75538113980Made in the USA!Three piece oil ringsFitment<$68.95 -
Hastings Mfg - 6127020 - Pist Rings 1340Cc Shovel Cast .020" Oversize
Hastings
$68.95Hastings Mfg - 6127020 - Pist Rings 1340Cc Shovel Cast .020" OversizeFeaturesGlobal Trade Item Number: 75538113997Made in the USA!Three piece oil ringsFitment<$68.95 -
Hastings Mfg - 6127030 - Pist Rings 1340Cc Shovel Cast .030" Oversize
Hastings
$68.95Hastings Mfg - 6127030 - Pist Rings 1340Cc Shovel Cast .030" OversizeFeaturesGlobal Trade Item Number: 75538114000Made in the USA!Three piece oil ringsFitment<$68.95 -
Hastings Mfg - 6482 - Pist Rings 1200Cc Shovel Cast Std Size
Hastings
$65.95Hastings Mfg - 6482 - Pist Rings 1200Cc Shovel Cast Std SizeFeaturesGlobal Trade Item Number: 75538084099Made in the USA!Three piece oil ringsFitment1970-1$65.95 -
Hastings Mfg - 6482010 - Pist Rings 1200Cc Shovel Cast .010" Oversize
Hastings
$65.95Hastings Mfg - 6482010 - Pist Rings 1200Cc Shovel Cast .010" OversizeFeaturesGlobal Trade Item Number: 75538084105Made in the USA!Three piece oil ringsFitment<$65.95 -
Hastings Mfg - 6482020 - Pist Rings 1200Cc Shovel Cast .020" Oversize
Hastings
$65.95Hastings Mfg - 6482020 - Pist Rings 1200Cc Shovel Cast .020" OversizeFeaturesGlobal Trade Item Number: 75538084112Made in the USA!Three piece oil ringsFitment<$65.95 -
Hastings Mfg - 6482030 - Pist Rings 1200Cc Shovel Cast .030" Oversize
Hastings
$65.95Hastings Mfg - 6482030 - Pist Rings 1200Cc Shovel Cast .030" OversizeFeaturesGlobal Trade Item Number: 75538084129Made in the USA!Three piece oil ringsFitment<$65.95 -
Wiseco - K2787 - M8 Big Bore Pistons 124" 11:1 Comp
Wiseco
$576.95Wiseco - K2787 - M8 Big Bore Pistons 124" 11:1 CompFeaturesPremium compression ring for ultimate ring sealNapier second ring, taper face with underhook improves oil control3mm Oil ring design for...$576.95 -
Performance Tool - W54058 - Oil Filter Pliers
Performance Tool
$21.79Performance Tool - W54058 - Oil Filter Pliers Features Global Trade Item Number: 039564540585 Slip joint design fits filters from 2" to 5½" in diameter Textured handles, durable gripping...$21.79 -
Kpmi - 51016-4 - Valve Keepers Set Of Four Twin Cam 05-17 W/7Mm Stem
Kibblewhite
$6.95Kpmi - 51016-4 - Valve Keepers Set Of Four Twin Cam 05-17 W/7Mm StemFeaturesOEM Style valve keepersFitment2014-2017Harley DavidsonXL1200T Super Low Touring$6.95 -
Maxima - 69-02916 - Assembly Grease Tub 16Oz
Maxima
$18.99Maxima - 69-02916 - Assembly Grease Tub 16OzFeaturesGlobal Trade Item Number: 851211008435Robust enough for cams, lifters and internal engine assemblySoluble in all mineral and synthetic engine...$18.99
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.