Engine
2332 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
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Drag Specialties - 24010693 - Cover Bolt - Chrome
Drag Specialties
$278.59Drag Specialties - 24010693 - Cover Bolt - ChromeFeaturesEasy to install with included detailed installation instructionsKit includes motor, transmission, primary, and select chassis bolt coversWell...$278.59 -
Drag Specialties - 24010690 - Cover Bolt - Chrome
Drag Specialties
$163.03Drag Specialties - 24010690 - Cover Bolt - ChromeFeaturesEasy to install with included detailed installation instructionsKit includes motor, transmission, primary, and select chassis bolt coversWell...$163.03 -
Drag Specialties - 24010692 - Cover Bolt - Chrome
Drag Specialties
$180.31Drag Specialties - 24010692 - Cover Bolt - ChromeFeaturesEasy to install with included detailed installation instructionsKit includes motor, transmission, primary, and select chassis bolt coversWell...$180.31 -
Drag Specialties - 24010572 - Bolt Kit - Cam Cover - Knurled - Black/Chrome - '99-'17 Twin Cam
Drag Specialties
$42.07Drag Specialties - 24010572 - Bolt Kit - Cam Cover - Knurled - Black/Chrome - '99-'17 Twin CamFeaturesReplacement hardware for cam coverMade in the USASpecs$42.07 -
Drag Specialties - 24010563 - Bolt Kit - Complete Motor - Smooth/Socket-Head - Black/Chrome - '07-'17 Softail/Dyna
Drag Specialties
$361.75Drag Specialties - 24010563 - Bolt Kit - Complete Motor - Smooth/Socket-Head - Black/Chrome - '07-'17 Softail/DynaFeaturesIncludes all necessary bolts to hold the engine togetherMade in the USASpecs$361.75 -
Drag Specialties - 24010562 - Bolt Kit - Complete Motor - Knurled/Socket-Head - Black/Chrome - '07-'17 Softail/Dyna
Drag Specialties
$317.47Drag Specialties - 24010562 - Bolt Kit - Complete Motor - Knurled/Socket-Head - Black/Chrome - '07-'17 Softail/DynaFeaturesIncludes all necessary bolts to hold the engine togetherMade in the USASpecs$317.47 -
Drag Specialties - 10120162 - Breather Bolts - Evolution Big Twin - 1/2"-13
Drag Specialties
$24.56Drag Specialties - 10120162 - Breather Bolts - Evolution Big Twin - 1/2"-13FeaturesChrome-plated hex-head breather boltsFits most supports and breather bracketsSpecs<$24.56 -
Drag Specialties - 09402105 - Pushrod Tube Kit - Chrome - M8
Drag Specialties
$132.45Drag Specialties - 09402105 - Pushrod Tube Kit - Chrome - M8FeaturesSpecsProduct NameTube Kit$132.45 -
Drag Specialties - 09401883 - Lifter Cover - Chrome - M8
Drag Specialties
$109.13Drag Specialties - 09401883 - Lifter Cover - Chrome - M8FeaturesMade from die-cast aluminumIncludes gaskets and screwsSold in pairsReplacement Part for OEM Number(s):25700890Specs$109.13 -
Drag Specialties - 09401640 - Cam Cover - Matte Black - Twin Cam
Drag Specialties
$129.27Drag Specialties - 09401640 - Cam Cover - Matte Black - Twin CamFeaturesDie-cast aluminum constructionAccepts OEM-style time coversAccepts OEM gasket and mounting hardwareReplacement Part for OEM...$129.27 -
Drag Specialties - 09401627 - Cam Cover - Gloss Black - Big Twin
Drag Specialties
$285.09Drag Specialties - 09401627 - Cam Cover - Gloss Black - Big TwinFeaturesDie-cast aluminum constructionBushings installed, pinned and reamed to OEM specificationsIncludes oil seal, mounting hardware...$285.09 -
Drag Specialties - 09401240 - Rocker Box - Black - Evo Big Twin
Drag Specialties
$331.73Drag Specialties - 09401240 - Rocker Box - Black - Evo Big TwinFeaturesQuality construction with exact dimensions ensures a perfect, leakproof fitSold each; two required per motorSpecs$331.73 -
Drag Specialties - 09400438 - Cam Cover - Chrome - Twin Cam
Drag Specialties
$129.27Drag Specialties - 09400438 - Cam Cover - Chrome - Twin CamFeaturesDie-cast aluminum constructionAccepts OEM-style time coversAccepts OEM gasket and mounting hardwareReplacement Part for OEM...$129.27 -
Drag Specialties - 09320221 - Rebuild Kit - Drag TC 88
Drag Specialties
$27.51Drag Specialties - 09320221 - Rebuild Kit - Drag TC 88FeaturesDifferent parts in product - Can either list as "OEM replacement parts for DS Oil Pump" or split product apart and list more specifically...$27.51 -
Drag Specialties - 09320222 - Rebuild Kit - Drag TC 96
Drag Specialties
$27.51Drag Specialties - 09320222 - Rebuild Kit - Drag TC 96FeaturesDifferent parts in product - Can either list as "OEM replacement parts for DS Oil Pump" or split product apart and list more specifically...$27.51 -
Drag Specialties - 09310822 - Cylinder - TC103 - 3.875"
Drag Specialties
$272.37Drag Specialties - 09310822 - Cylinder - TC103 - 3.875"FeaturesOEM black texture powder-coat with highlighted finsExcellent for stock replacementReplacement Part for OEM Number(s):1654799ASpecs$272.37 -
Drag Specialties - 09310710 - Cylinder - TC88 - 3.75" - Black - Highlighted Fins
Drag Specialties
$441.97Drag Specialties - 09310710 - Cylinder - TC88 - 3.75" - Black - Highlighted FinsFeaturesOEM black texture powder-coat with highlighted finsExcellent for stock replacementReplacement Part for OEM...$441.97 -
Drag Specialties - 09310017 - Cylinder - 1340cc - 1984-1999 Evolution - Black
Drag Specialties
$334.91Drag Specialties - 09310017 - Cylinder - 1340cc - 1984-1999 Evolution - BlackFeaturesReplacement cylinders feature ductile cast-iron sleeves in aluminum castingsSleeve has external ribs that “lock”...$334.91 -
Drag Specialties - 09230692 - Connecting Rod Assembly - Big Twin
Drag Specialties
$425.01Drag Specialties - 09230692 - Connecting Rod Assembly - Big TwinFeaturesHeavy-duty replacements, perfect for stock motorsMeets or exceeds OEM specificationsComes completely fitted and ready to...$425.01 -
Drag Specialties - 09270004 - Rocker Arm Shim Kit - Big Twin
Drag Specialties
MSRP: $23.41$19.03Drag Specialties - 09270004 - Rocker Arm Shim Kit - Big TwinFeaturesContains shims, spacers and seals to rebuild all four rocker arm shafts found in '66-'84 Shovelhead enginesRocker arm won't come...MSRP: $23.41$19.03 -
Drag Specialties - 09230691 - Connecting Rod Assembly - Big Twin
Drag Specialties
$416.53Drag Specialties - 09230691 - Connecting Rod Assembly - Big TwinFeaturesHeavy-duty replacements, perfect for stock motorsMeets or exceeds OEM specificationsComes completely fitted and ready to...$416.53 -
Drag Specialties - 09230689 - Connecting Rod Set - M8 (104"/107"/114")
Drag Specialties
$599.91Drag Specialties - 09230689 - Connecting Rod Set - M8 (104"/107"/114")FeaturesHeavy-duty replacements, perfect for stock motorsMeets or exceeds OEM specificationsComes completely fitted and ready to...$599.91 -
Drag Specialties - 09230630 - Connecting Rod Set - Softail | FLHT/FLHR/FLHX/FLTR/FXD/FXDWG (96"/103") '07-'17
Drag Specialties
$557.51Drag Specialties - 09230630 - Connecting Rod Set - Softail | FLHT/FLHR/FLHX/FLTR/FXD/FXDWG (96"/103") '07-'17FeaturesHeavy-duty replacements, perfect for stock motorsMeets or exceeds OEM...$557.51 -
Drag Specialties - 09230467 - Connecting Rod Assembly - Softail
Drag Specialties
$632.77Drag Specialties - 09230467 - Connecting Rod Assembly - SoftailFeaturesHeavy-duty replacements, perfect for stock motorsMeets or exceeds OEM specificationsComes completely fitted and ready to...$632.77 -
Drag Specialties - 09110082 - Piston Kit - +.010" - Twin Cam
Drag Specialties
$180.15Drag Specialties - 09110082 - Piston Kit - +.010" - Twin CamFeaturesIdeal for OEM replacementOEM-quality cast aluminum alloy constructionKits include two pistons, wrist pins and clipsAccept OEM or...$180.15 -
Drag Specialties - 09110080 - Piston Kit - Standard - Twin Cam
Drag Specialties
$180.15Drag Specialties - 09110080 - Piston Kit - Standard - Twin CamFeaturesIdeal for OEM replacementOEM-quality cast aluminum alloy constructionKits include two pistons, wrist pins and clipsAccept OEM or...$180.15 -
Drag Specialties - 09110083 - Piston Kit - +.020" - Twin Cam
Drag Specialties
$180.15Drag Specialties - 09110083 - Piston Kit - +.020" - Twin CamFeaturesIdeal for OEM replacementOEM-quality cast aluminum alloy constructionKits include two pistons, wrist pins and clipsAccept OEM or...$180.15 -
Drag Specialties - 09110081 - Piston Kit - +.005" - Twin Cam
Drag Specialties
$180.15Drag Specialties - 09110081 - Piston Kit - +.005" - Twin CamFeaturesIdeal for OEM replacementOEM-quality cast aluminum alloy constructionKits include two pistons, wrist pins and clipsAccept OEM or...$180.15 -
Drag Specialties - 09110053 - Piston Kit - 4.000" Standard - 114" Motor - M8
Drag Specialties
$180.15Drag Specialties - 09110053 - Piston Kit - 4.000" Standard - 114" Motor - M8FeaturesPistons are coated to extend piston life, reduces friction and allows for cooler running enginesIdeal for OEM...$180.15 -
Drag Specialties - 09110050 - Piston Kit - 3.937" +0.005" - 107" Motor - M8
Drag Specialties
$180.15Drag Specialties - 09110050 - Piston Kit - 3.937" +0.005" - 107" Motor - M8FeaturesPistons are coated to extend piston life, reduces friction and allows for cooler running enginesIdeal for OEM...$180.15 -
Drag Specialties - 09110047 - Pistons - Big Bore
Drag Specialties
$173.79Drag Specialties - 09110047 - Pistons - Big BoreFeaturesBig Bore Piston for Twin CamSpecsStyleBig Bore$173.79
Drag Specialties - 09110046 - Pistons - Big Bore
Drag Specialties
$173.79Drag Specialties - 09110046 - Pistons - Big BoreFeaturesBig Bore Piston for Twin CamSpecsBore Oversize - Imperial$173.79
Drag Specialties - 09110045 - Pistons - Big Bore
Drag Specialties
$173.79Drag Specialties - 09110045 - Pistons - Big BoreFeaturesBig Bore Piston for Twin CamSpecsBore Oversize - Imperial$173.79
Drag Specialties - 09110044 - Piston Kit - 3.750" +0.020" - 88" Motor - Twin Cam
Drag Specialties
$157.89Drag Specialties - 09110044 - Piston Kit - 3.750" +0.020" - 88" Motor - Twin CamFeaturesOEM-quality cast aluminum alloy constructionPiston for Twin Cam motorsIdeal for OEM replacementIncludes two...$157.89
Drag Specialties - 09110043 - Piston Kit - 3.750" +0.010" - 88" Motor - Twin Cam
Drag Specialties
$157.89Drag Specialties - 09110043 - Piston Kit - 3.750" +0.010" - 88" Motor - Twin CamFeaturesOEM-quality cast aluminum alloy constructionPiston for Twin Cam motorsIdeal for OEM replacementIncludes two...$157.89
Drag Specialties - 09110042 - Piston Kit - 3.750" +0.005" - 88" Motor - Twin Cam
Drag Specialties
$157.89Drag Specialties - 09110042 - Piston Kit - 3.750" +0.005" - 88" Motor - Twin CamFeaturesOEM-quality cast aluminum alloy constructionPiston for Twin Cam motorsIdeal for OEM replacementIncludes two...$157.89
Drag Specialties - 09110022 - Piston - Twin Cam
Drag Specialties
$151.53Drag Specialties - 09110022 - Piston - Twin CamFeaturesOEM quality cast aluminum alloy constructionSome fitments feature pistons with a coating that extends piston life, reduces friction and allows...$151.53
Drag Specialties - 09110019 - Piston - Twin Cam
Drag Specialties
$135.63Drag Specialties - 09110019 - Piston - Twin CamFeaturesOEM quality cast aluminum alloy constructionSome fitments feature pistons with a coating that extends piston life, reduces friction and allows...$135.63
Drag Specialties - 09110023 - Piston - Twin Cam
Drag Specialties
$151.53Drag Specialties - 09110023 - Piston - Twin CamFeaturesOEM quality cast aluminum alloy constructionSome fitments feature pistons with a coating that extends piston life, reduces friction and allows...$151.53
Drag Specialties - 09110021 - Piston - Twin Cam
Drag Specialties
$151.53Drag Specialties - 09110021 - Piston - Twin CamFeaturesOEM quality cast aluminum alloy constructionSome fitments feature pistons with a coating that extends piston life, reduces friction and allows...$151.53
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.