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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DK Custom Products - Thunder Torque Inserts
DK Custom Products
$29.95 - $53.95DK Custom Products - Thunder Torque Inserts These torque inserts are available in 1", 2", and 3" diameters. They are sold in singles and in sets, your choice! Features High-Temp powder coat...$29.95 - $53.95 -
Drag Specialties - Rear Isolators - Fits '04-'18 Harley XL Sportster Models
Drag Specialties
$33.87Drag Specialties Isolators This Drag Specialties rear isolator is meant to replace OEM part number 48492-04. Features: Meets or exceeds OEM specifications Sold each Fitment$33.87 -
On Sale
Feuling - Cylinder Stud and Head Bolt Kit - fits '99-'16 Twin Cam
MSRP: $434.95Now: $349.99Was: $429.95The Feuling Cylinder Stud and Head Bolt Kit: The strongest studs and bolts available Top engine builders demand quality fasteners. Secure your engine with complete confidence Superior in strength...MSRP: $434.95Now: $349.99Was: $429.95 -
Rocker Lockers - Top End Noise Reduction Kit fits '99-'17 Twin Cam Models
Rocker Lockers
$24.99Rocker Lockers - Top End Noise Reduction Kits fits '99-'17 Twin Cam Models Want to get rid of that top end ticking noise in your motor? This is exactly what you're looking for! Rocker Lockers' Top...$24.99 -
On Sale
S&S Cycle - Headbolt Kit fits '84-'99 Evolution Big Twin, '99-'17 Twin Cam & '86-'21 XL Models (exc. '21 S/RH1250S)
S&S Cycle
MSRP: $102.95Now: $92.66Was: $149.95S&S Cycle - Headbolt Kit fits '84-'99 Evolution Big Twin, '99-'17 Twin Cam & '86-'21 XL Models (exc. '21 S/RH1250S) This complete headbolt kit features 12-point bolts and is built with pride in the...MSRP: $102.95Now: $92.66Was: $149.95 -
V-Twin - 12-1487 - Oil Pump Check Valve Kit
Motorshop
$32.31V-Twin - 12-1487 - Oil Pump Check Valve KitDescriptionCheck valve kit include ball, spring and cap. Fits:FLT 1981-1998FXD 1991-1999FXR 1982-1994FL 1981-1984FLST 1986-1998FX 1981-1984Additional...$32.31 -
Alloy Art - Gooden-Tite Iso Front Motor Mounts fits '84-'08 FLT & FXR Models - Black
Alloy Art
$112.95Alloy Art - Gooden-Tite Iso Front Motor Mounts fits '84-'08 FLT & FXR Models - Black The Alloy Art Gooden-Tite Iso Front Motor Mounts are CNC Machined aluminum base plate with cast high-performance...$112.95 -
V-Twin - 11-0278 - Evolution Shovelhead Rocker Box Cover Set - Fits 1985-1999 Harley-Davidson FL, FLT, FX
V-Twin Mfg
MSRP: $371.71$267.20Evolution Shovelhead rocker box set accepts 1/2" x 20 end plugs. Features a natuarl cast aluminum construction with shot peened finish and cast shape readily accepts a black VHT finish.Allen screws...MSRP: $371.71$267.20 -
Feuling - Hydraulic Cam Chain Tensioner Kit - Inner/Outer - Fits '07-'17 Twin Cam & '06 Dyna Models
Feuling
$159.95Feuling - Hydraulic Cam Chain Tensioner Kit - Inner/Outer - Fits '07-'17 Twin Cam & '06 Dyna Models Features Includes both inner & outer tensioners Made in the U.S.A.$159.95 -
V-Twin - Pushrod Cover Kit fits '66-'84 Harley Shovelhead
V-Twin Mfg
$152.17V-Twin - Pushrod Cover Kit fits '66-'84 Harley Shovelhead This pushrod cover kit is titanium-plated and features the inner pushrod set, the lower pushrod cover set, a cover spring, a cover spring...$152.17 -
Drag Specialties - Front Isolators - Fits '04-'18 Harley XL Sportster Models
Drag Specialties
$34.93Drag Specialties Isolators This Drag Specialties front isolator replaces OEM part number 48463-04. Features: Meets or exceeds OEM specifications Sold each Fitment Year$34.93
James Gaskets - Gasket Oil Seal Kit, Transmission Main Drive - fits '07-'17 Twin Cam & '06-Up Dyna Models (Repl. OEM #12074K)
James Gaskets
$26.95James Gaskets - Gasket Oil Seal Kit, Transmission Main Drive - fits '07-'17 Twin Cam & '06-Up Dyna Models (Repl. OEM #12074K) Features top-quality main drive gear shaft seals...$26.95
Colony - 1/2"-13 Standard Drain Plug Transmission/Motor Case/Oil Tank w/ Brass Gasket (OEM #62702-52, 707) - Chrome
Colony Machine
$9.95Colony - 1/2"-13 Standard Drain Plug Transmission/Motor Case/Oil Tank w/ Brass Gasket (OEM #62702-52, 707) - Chrome Features: Made in the USA$9.95
V-Twin - 31-0682 - Urethane Bottom Engine Mount - Fits 1982-1994 Harley-Davidson FXR, 1979-2008 FLT (5-Speed)
V-Twin Mfg
$55.51Bottom engine mount replaces the stock engine mount on rubber mounted engines. The mount plate is chrome steel with a polyurethane bushing assembly.Urethane motor mount utilizes formulated compounds...$55.51
Kibblewhite - 20-21062K - Valve - Exhaust - 1.299" - Inconal® - Oversize - M8
Kibblewhite
$51.57Kibblewhite - 20-21062K - Valve - Exhaust - 1.299" - Inconal® - Oversize - M8FeaturesDesigned using Finite Element Analysis (F.E.A.) software, and profiles are tested on a computerized flow benchA...$51.57
Kibblewhite - 20-21060H - Valve - Intake - 1.614" - Oversize - M8
Kibblewhite
$36.98Kibblewhite - 20-21060H - Valve - Intake - 1.614" - Oversize - M8FeaturesDesigned using Finite Element Analysis (F.E.A.) software, and profiles are tested on a computerized flow benchA 360 anode is...$36.98
Kibblewhite - 20-21020 - Valve Guide - Intake - 0.4750" OD - M8
Kibblewhite
$26.89Kibblewhite - 20-21020 - Valve Guide - Intake - 0.4750" OD - M8FeaturesPrecision-machined from copper based C63000 nickel-aluminum bronzeCompatible with no-lead fuel and accept any type of valve-stem...$26.89
Kibblewhite - 20-21030 - Valve Guide -Exhaust - 0.4750" OD - M8
Kibblewhite
$26.89Kibblewhite - 20-21030 - Valve Guide -Exhaust - 0.4750" OD - M8FeaturesPrecision-machined from copper based C63000 nickel-aluminum bronzeCompatible with no-lead fuel and accept any type of valve-stem...$26.89
Feuling Parts - 7074 - HP+® Performance Oil System - Twin Cam
Feuling
$859.95Feuling Parts - 7074 - HP+® Performance Oil System - Twin CamFeaturesCombine all the needed components to finish your T/C® engine's oiling systemQuieter and smoother engine operationIncrease oil...$859.95
V-Twin - Black Rear Motor Mount fits '99-'17 Dyna Models OEM #47564-99
V-Twin Mfg
$106.81V-Twin - Black Rear Motor Mount fits '99-'17 Dyna Models OEM #47564-99 Replacement rear motor mount for 1999 to 2017 Harley Davidson Dyna models Fitment FXD 1999-2017$106.81
V-Twin - 11-1650 - M8 Lower Rocker Cover Screw Standard Set Zinc Plated
V-Twin Mfg
$24.77V-Twin - 11-1650 - M8 Lower Rocker Cover Screw Standard Set Zinc PlatedDescriptionRocker box cover screw set features a zinc plated finish for M8 models. Set is for the center of the rocker arm cover...$24.77
Permatex - 59235 - High Temperature Thread Sealan Sealant 50Ml
Permatex
$23.95Permatex - 59235 - High Temperature Thread Sealan Sealant 50Ml Features Global Trade Item Number: 686226592354 Locks and seal threaded fittings Great for fuel, cooling and hydraulic...$23.95
V-Twin - 11-1270 - 1270cc Cylinder and Piston Conversion Kit Silver
V-Twin Mfg
MSRP: $674.86$500.41V-Twin - 11-1270 - 1270cc Cylinder and Piston Conversion Kit SilverDescriptionBig bore cylinder kit for 883-1270cc conversion on Sportster models. Kit includes head gasket and has a compression ratio...MSRP: $674.86$500.41
S&S Cycle - 31-4102A - Oil Filter - Chrome
S&S Cycle
$23.95S&S Cycle - 31-4102A - Oil Filter - ChromeFeaturesSturdy steel canister houses the finest filtering media and internal components availableCanister is slightly smaller in diameter than stock filters...$23.95
V-Twin - Pushrod Cover Kit fits Harley Twin Cam Models - Gold
V-Twin Mfg
$158.80V-Twin - Pushrod Cover Kit fits Harley Twin Cam Models - Gold This titanium-plated pushrod cover kit features inner, lower and upper covers for Twin Cam engines. Fitment FLT 1999-2016FLST...$158.80
Cometic - Primary Gasket Kit fits '18-'22 M8 Softail Models
Cometic
$85.97Cometic - Primary Gasket Kit fits '18-'22 M8 Softail Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically...$85.97
Harddrive - 13-106 - Front Motor Mount Dyna Fx 91-17
HardDrive
$109.76Harddrive - 13-106 - Front Motor Mount Dyna Fx 91-17FeaturesGlobal Trade Item Number: 191361166525Quality replacement urethane rubber motor mountsFor Touring, Dyna and FXR modelsFitment$109.76
HardDrive - Swingarm Rubber Isolator Mount - fits '86-'08 Touring, '86-'94 FXR
HardDrive
$29.66The HardDrive Swingarm Rubber Isolator Mount: Meets or exceeds OEM specifications Sold each Fitment: '86-'08 Touring '86-'94 FXR Repl. OEM 47564-86$29.66
Cometic - Primary Gasket Kit fits '06-'17 Dyna & '07-'17 Softail Models
Cometic
$120.35Cometic - Primary Gasket Kit fits '06-'17 Dyna & '07-'17 Softail Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a...$120.35
Rocker Lockers - Top End Noise Reduction Kit fits '07-'22 XL (except RH Sportster)
Rocker Lockers
$24.99Rocker Lockers - Top End Noise Reduction Kit fits '07-'22 XL (except RH Sportster) Want to get rid of that top end ticking noise in your motor? This is exactly what you're looking for! Rocker...$24.99
Colony Machine - Crankcase Oil Screen & Spring Kit fits '70-'99 Big Twin & All Aftermarket Cases (OEM #24981-70, 24982-70)
Colony Machine
$8.95Colony Machine - Crankcase Oil Screen & Spring Kit fits '70-'99 Big Twin & All Aftermarket Cases (OEM #24981-70, 24982-70) Features: Tappet screen and spring Made in the USA$8.95
V-Twin - 40-0831 - Oil Line Retainer Set - Fits 2003-2013 Harley-Davidson FXST
V-Twin Mfg
$74.75Oil line retainer set.Set of Five. Fits:FXST 2003-2013Additional Information UOM5 - SET Manufacturer$74.75
Cometic - Primary Gasket Kit fits '94-'06 Softail & '94-'05 Dyna Glide Models
Cometic
$124.80Cometic - Primary Gasket Kit fits '94-'06 Softail & '94-'05 Dyna Glide Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core...$124.80
V-Twin - 15-0414 - Head Base Gasket Kit
James Gaskets
$51.16V-Twin - 15-0414 - Head Base Gasket KitDescriptionJames head base gasket kit with .045 gasket Fits:FXST 1984-1998FLT 1984-1998FXD 1991-1998FXR 1984-1994XL 1986-UP 1200FLST 1986-1998Additional...$51.16
V-Twin - 12-1416 - Chrome Oil Line Fitting
Motorshop
$33.32V-Twin - 12-1416 - Chrome Oil Line FittingDescriptionChrome, 90 street elbow oil line fitting has 1/8" NPT male x 1/8 " NPT female thread. Fits:FXST 1984-1998FXR 1982-1994FLT 1979-1998FX...$33.32
Old-STF Cycle - Brass Rocker Box Split Oil Line fits '66-'84 Shovelheads
Old-STF Cycle
$103.95Old-STF Cycle - Brass Rocker Box Split Oil Line Features: No hassle kit for Shovelheads 1966-84. Heavy 1/4" Brass oil lines are pre bent with all necessary fittings. These lines will eliminate...$103.95
V-Twin - 10-0067 - 4-Finned Panhead Cam Cover Cast
Motorshop
$185.52V-Twin - 10-0067 - 4-Finned Panhead Cam Cover CastDescriptionCast cam cover with 4-finned stock finish includes bushings and breather pipe. Cover include early pinion shaft bushing installed.Cam...$185.52
Feuling Parts - 1217 - Valve Spring Seat Shims - Twin Cam | XL
Feuling
$14.95Feuling Parts - 1217 - Valve Spring Seat Shims - Twin Cam | XLFeaturesSet valve spring open height to match camshaft lifts for optimum valve-train stability and performanceIncludes four 0.060" thick...$14.95
Drag Specialties - Swingarm Isolator Mount fits '86-'08 Touring & '99-'00 FXR Models (Repl. OEM #47564-86B)
Drag Specialties
$34.93Drag Specialties - Swingarm Isolator Mount fits '86-'08 Touring & '99-'00 FXR Models (Repl. OEM #47564-86B) This mount meets or exceeds OEM specifications. Sold each. NOTE: Will fit '85 models...$34.93On Sale
Colony - Cylinder Head Bolt Set - Chrome fits Harley FL, FX, and XL (see desc.)
Colony Machine
MSRP: $109.98Now: $107.99Was: $145.32Colony cylinder head bolt set with a chrome finish. Fits: FXST 1985-1991 XL 1986-1992 FLST 1986-1991 FLT 1985-1991 FXR 1985-1991 UOM: 8 - SETMSRP: $109.98Now: $107.99Was: $145.32
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.