Engine
8284 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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Feuling Parts - 7098 - Oil System - HP+® - Water Cooled - M8
Feuling
$1,029.95Feuling Parts - 7098 - Oil System - HP+® - Water Cooled - M8 Features Includes FUELING® High Flow billet camplate made from 7075 aluminum which is 50% harder and stronger than the factory or...$1,029.95 -
Feuling Parts - 7019 - Oil Pump - HP+® - Twin Cooled - M8
Feuling
$449.95Feuling Parts - 7019 - Oil Pump - HP+® - Twin Cooled - M8FeaturesIncreased oil volume from the larger gears and properly sized passages along with the pressure relief valve seat and seal from these...$449.95 -
Feuling Parts - 8017 - High Flow Camplate - M8
Feuling
$399.95Feuling Parts - 8017 - High Flow Camplate - M8FeaturesIncrease engine oil flow and volume by enlarging the oil pump reservoirs and critical oil passages including the scavenging return holes from the...$399.95 -
Feuling Parts - 7097 - Race Series® Oil System Kit - Oil Cooled - M8
Feuling
$1,229.95Feuling Parts - 7097 - Race Series® Oil System Kit - Oil Cooled - M8FeaturesIncludes FUELING® High Flow billet camplate made from 7075 aluminum which is 50% harder and stronger than the factory or...$1,229.95 -
Feuling Parts - 7096 - Oil System - HP+® - Oil Cooled - M8
Feuling
$1,029.95Feuling Parts - 7096 - Oil System - HP+® - Oil Cooled - M8 Features Includes FUELING® High Flow billet camplate made from 7075 aluminum which is 50% harder and stronger than the factory or...$1,029.95 -
Feuling Parts - 7018 - Oil Pump - HP+® - Oil Cooled - M8
Feuling
$449.95Feuling Parts - 7018 - Oil Pump - HP+® - Oil Cooled - M8 Features Increased oil volume from the larger gears and properly sized passages along with the pressure relief valve seat and seal from...$449.95 -
Feuling Parts - 8037 - OE+ Camplate - M8
Feuling
$319.95Feuling Parts - 8037 - OE+ Camplate - M8 Features Feuling® OE+ stock replacement billet cam plates are manufactured from 6061 aluminum, providing increased rigidity and machined to Feuling® high...$319.95 -
Feuling Parts - 7084 - Chain/Gear Oil System - OE+ - Twin Cam
Feuling
$639.95Feuling Parts - 7084 - Chain/Gear Oil System - OE+ - Twin CamFeaturesUpgrade to the stock oiling system, delivering increased oil pressure and return scavenging volumes from billet oil pump and...$639.95 -
James Gasket - 17055-99-MLS - Motor Gasket Kit - .040" MLS Head Gaskets - 95"/103" - '99-'04 Twin Cam
James Gaskets
$163.95James Gasket - 17055-99-MLS - Motor Gasket Kit - .040" MLS Head Gaskets - 95"/103" - '99-'04 Twin CamFeaturesContains gaskets, oil seals and O-rings necessary to completely rebuild an engineMade in...$163.95 -
James Gasket - 17055-05-MLS - Motor Gasket Kit - .040" MLS Head Gaskets - 95"/103" - '05-'06 Twin Cam
James Gaskets
$163.95James Gasket - 17055-05-MLS - Motor Gasket Kit - .040" MLS Head Gaskets - 95"/103" - '05-'06 Twin CamFeaturesContains gaskets, oil seals and O-rings necessary to completely rebuild an engineMade in...$163.95 -
James Gasket - 17054-99-MLS - Top End Gasket MLS Kit - Twin Cam 95"
James Gaskets
$160.95James Gasket - 17054-99-MLS - Top End Gasket MLS Kit - Twin Cam 95"FeaturesTop-quality gaskets, oil seals and O-rings necessary to rebuild an engineMade in the USAReplacement Part for OEM Number(s):...$160.95 -
James Gasket - 17035-83-MLS - Motor Gasket Kit with MLS Head Gaskets - 80" - '84-'91 EVO
James Gaskets
$164.95James Gasket - 17035-83-MLS - Motor Gasket Kit with MLS Head Gaskets - 80" - '84-'91 EVOFeaturesContains gaskets, oil seals and O-rings necessary to completely rebuild an engineMade in the...$164.95 -
James Gasket - JGI-11293-K - Tappet Cover Gasket Kit - '99-'17 Twin Cam
James Gaskets
$37.95James Gasket - JGI-11293-K - Tappet Cover Gasket Kit - '99-'17 Twin CamFeaturesConvenient and efficient way to sell the correct amount of seals or O-rings for a rebuild or cam changeKit includes RCM...$37.95 -
Feuling Parts - 7081 - Chain Oil System - OE+ - Twin Cam
Feuling
$639.95Feuling Parts - 7081 - Chain Oil System - OE+ - Twin CamFeaturesUpgrade to the stock oiling system, delivering increased oil pressure and return scavenging volumes from billet oil pump and matched...$639.95 -
Feuling Parts - 7080 - Gear Oil System - OE+ - Twin Cam
Feuling
$639.95Feuling Parts - 7080 - Gear Oil System - OE+ - Twin Cam Features Upgrade to the stock oiling system, delivering increased oil pressure and return scavenging volumes from billet oil pump and...$639.95 -
Feuling Parts - 8004 - Pressure Relief Valve Plunger - M8 uses Factory or Fueling oil pumps
Feuling
$12.95Feuling Parts - 8004 - Pressure Relief Valve Plunger - M8 uses Factory or Fueling oil pumpsFeaturesIncreases pressure relief valve pop-off psiCam plate pressure relief valve plunger is...$12.95 -
Feuling Parts - 7071 - HP+® Performance Oil System Chain Drive
Feuling
$859.95Feuling Parts - 7071 - HP+® Performance Oil System Chain DriveFeaturesCombine all the needed components to finish your T/C® engine's oiling systemQuieter and smoother engine operationIncrease oil...$859.95 -
Feuling Parts - 8016 - Block Off Cam Plate - M8/Twin Cam
Feuling
$29.95Feuling Parts - 8016 - Block Off Cam Plate - M8/Twin CamFeaturesBlock-off hydraulic chain tensioner holes when using gear-driven camsMade in the USAFeuling Racing & DevelopmentSpecs$29.95 -
Feuling Parts - 7072 - Performance Oil System - Twin Cam
Feuling
$1,029.95Feuling Parts - 7072 - Performance Oil System - Twin CamFeaturesCombine all the needed components to finish your T/C® engine's oiling systemKit increases oil pressure, oil volume, engine oil flow and...$1,029.95 -
Feuling Parts - 7062 - Race Series® Oil Pump - Twin Cam
Feuling
$499.95Feuling Parts - 7062 - Race Series® Oil Pump - Twin CamFeaturesMade of 7075 billet aluminum with military spec hard anodizing; blueprinted and designed for the racerThe 7075 alloy is 50% harder and...$499.95 -
Feuling Parts - 7070 - HP+® Performance Oil System - Twin Cam
Feuling
$819.95Feuling Parts - 7070 - HP+® Performance Oil System - Twin CamFeaturesCombine all the needed components to finish your T/C® engine's oiling systemQuieter and smoother engine operationIncrease oil...$819.95 -
Feuling Parts - 7061 - Oil Pump Rebuild Kit - Twin Cam
Feuling
$22.95Feuling Parts - 7061 - Oil Pump Rebuild Kit - Twin CamFeaturesInclude everything needed to rebuild Feuling® HP+® and Race Series oil pumpsKit comes with new O-rings, separator plate and installation...$22.95 -
Feuling Parts - 7060 - Hi Volume Oil Pump - Twin Cam
Feuling
$399.95Feuling Parts - 7060 - Hi Volume Oil Pump - Twin CamFeaturesEliminates blow-by and wet sumpingNo more oily air cleanersHigh Flow 2” Chrome Moly gerotor gearsMade of 6061 billet aluminumIncreases oil...$399.95 -
Feuling Parts - 7001 - Oil Pump Rebuild Kit - Twin Cam
Feuling
$22.95Feuling Parts - 7001 - Oil Pump Rebuild Kit - Twin CamFeaturesInclude everything needed to rebuild Feuling® HP+® and Race Series oil pumpsKit comes with new O-rings, separator plate and installation...$22.95 -
Feuling Parts - 7000 - Hi Volume Oil Pump - Twin Cam
Feuling
$399.95Feuling Parts - 7000 - Hi Volume Oil Pump - Twin CamFeaturesEliminates blow-by and wet sumpingNo more oily air cleanersHigh Flow 2” Chrome Moly gerotor gearsMade of 6061 billet aluminumIncreases oil...$399.95 -
Jims - 1711EB - Billet Oil Pump - EVO Big Twin with 74" - 140" motors
Jims
$600.50Jims - 1711EB - Billet Oil Pump - EVO Big Twin with 74" - 140" motorsFeaturesOil pump increases horsepower by decreasing drag on the flywheels and other rotating partsCNC-machined to exact tolerances...$600.50 -
Feuling Parts - 1229 - Rocker Shaft Shims - 0.010" - M8
Feuling
$99.95Feuling Parts - 1229 - Rocker Shaft Shims - 0.010" - M8FeaturesQuiet your engine by tightening the rocker arm to cylinder head end play clearanceFeuling recommends an ideal side clearance of 0.0035”...$99.95 -
Feuling Parts - 1227 - Rocker Shaft Shims - 0.003" - M8
Feuling
$119.95Feuling Parts - 1227 - Rocker Shaft Shims - 0.003" - M8FeaturesQuiet your engine by tightening the rocker arm to cylinder head end play clearanceFeuling recommends an ideal side clearance of 0.0035”...$119.95 -
Feuling Parts - 1228 - Rocker Shaft Shims - 0.005" - M8
Feuling
$99.95Feuling Parts - 1228 - Rocker Shaft Shims - 0.005" - M8FeaturesQuiet your engine by tightening the rocker arm to cylinder head end play clearanceFeuling recommends an ideal side clearance of 0.0035”...$99.95 -
Feuling Parts - 1218 - Valve Spring Seat Shims - M8
Feuling
$18.95Feuling Parts - 1218 - Valve Spring Seat Shims - M8FeaturesSet valve spring open height to match camshaft lifts for optimum valve-train stability and performanceIncludes eight 0.060" thick shims,...$18.95 -
Feuling Parts - 4057 - Solid Lifters - Race Series® - +0.8435" to 0.844" Oversize - Twin Cam | XL | Buell | M8
Feuling
$299.95Feuling Parts - 4057 - Solid Lifters - Race Series® - +0.8435" to 0.844" Oversize - Twin Cam | XL | Buell | M8FeaturesDesigned for engines with radical valve spring pressures and large lift...$299.95 -
Feuling Parts - 4056 - Solid Lifters - Race Series® - +0.843" to 0.8435" Oversize - Twin Cam | XL | Buell | M8
Feuling
$299.95Feuling Parts - 4056 - Solid Lifters - Race Series® - +0.843" to 0.8435" Oversize - Twin Cam | XL | Buell | M8FeaturesDesigned for engines with radical valve spring pressures and large lift...$299.95 -
Feuling Parts - 4102 - Anti-Rotation Lifter Pins
Feuling
$32.95Feuling Parts - 4102 - Anti-Rotation Lifter PinsFeaturesA max clearance of 0.002" - 0.003" between lifter and anti-rotation pin is recommendedExcessive clearance will create excessive noiseSpecs$32.95 -
Feuling Parts - 4100 - Anti-Rotation Lifter Pins
Feuling
$32.95Feuling Parts - 4100 - Anti-Rotation Lifter PinsFeaturesA max clearance of 0.002" - 0.003" between lifter and anti-rotation pin is recommendedExcessive clearance will create excessive...$32.95 -
Feuling Parts - 4018ST - Lifters - Race Series® - Oversized - M8
Feuling
$319.95Feuling Parts - 4018ST - Lifters - Race Series® - Oversized - M8FeaturesNew revolutionary design with 0.115" of total travel vs. a full travel lifter with 0.200"Increases RPM by decreasing valve...$319.95 -
Feuling Parts - 4017ST - Lifters - Race Series® - Short Travel - M8
Feuling
$319.95Feuling Parts - 4017ST - Lifters - Race Series® - Short Travel - M8 Features New revolutionary design with 0.115" of total travel vs. a full travel lifter with 0.200" Increases RPM by...$319.95 -
Feuling Parts - 7194 - Hydraulic Cam Chain Tensioner Conversion Kit - Factory Style Camshaft - '01-'06 TC
Feuling
$1,649.95Feuling Parts - 7194 - Hydraulic Cam Chain Tensioner Conversion Kit - Factory Style Camshaft - '01-'06 TCFeaturesKit includes the needed components to upgrade early '99-'06 style mechanical spring...$1,649.95 -
Feuling Parts - 7188 - Hydraulic Cam Chain Tensioner Conversion Kit - Conversion Style Camshaft - '01-'06 TC
Feuling
$1,439.95Feuling Parts - 7188 - Hydraulic Cam Chain Tensioner Conversion Kit - Conversion Style Camshaft - '01-'06 TCFeaturesKit includes the needed components to upgrade early '99-'06 style mechanical spring...$1,439.95 -
Feuling Parts - 7191 - Hydraulic Cam Chain Tensioner Conversion Kit - Conversion Style Camshaft - '99-'00 TC
Feuling
$1,699.95Feuling Parts - 7191 - Hydraulic Cam Chain Tensioner Conversion Kit - Conversion Style Camshaft - '99-'00 TCFeaturesKit includes the needed components to upgrade early '99-'06 style mechanical spring...$1,699.95 -
Feuling Parts - 7190 - Hydraulic Cam Chain Tensioner Conversion Kit - Factory Style Camshaft - '99-00 TC
Feuling
$1,439.95Feuling Parts - 7190 - Hydraulic Cam Chain Tensioner Conversion Kit - Factory Style Camshaft - '99-00 TCFeaturesKit includes the needed components to upgrade early '99-'06 style mechanical spring...$1,439.95
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.