Engine
8170 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 - 7252 - Camchest Kit - HP+® Series - Reaper 472 - Oil Cooled - M8
Feuling
$1,795.95Feuling Parts - 7252 - Camchest Kit - HP+® Series - Reaper 472 - Oil Cooled - M8FeaturesQuieter and smoother engine operationIncreases oil pressure, scavenge volume and engine oil flowEliminates wet...$1,795.95 -
Feuling Parts - 1450 - Cam Kit - HP+® - M8
Feuling
$529.95Feuling Parts - 1450 - Cam Kit - HP+® - M8FeaturesIncludes camshafts, lifters and a cam installation kit that includes the cam bearing, cam/crank hardwareKit also includes gasket/O-ring kit that...$529.95 -
Feuling Parts - 1350 - Cam - 472 Series - Reaper® - Chain Drive - M8
Feuling
$319.95Feuling Parts - 1350 - Cam - 472 Series - Reaper® - Chain Drive - M8FeaturesGreat all-around camshaft and Feulings go to for 4-1/2" stroke 114" - 117" looking for a little more than our 465 grind and...$319.95 -
Feuling Parts - 7267 - Camchest - Race Series® - Reaper 508 - Twin Cooled - M8
Feuling
$2,049.95Feuling Parts - 7267 - Camchest - Race Series® - Reaper 508 - Twin Cooled - M8FeaturesQuieter and smoother engine operationIncreases oil pressure, scavenge volume and engine oil flowEngine...$2,049.95 -
Feuling Parts - 1349 - Cam - 508 Series - Reaper - Chain Drive - M8
Feuling
$319.95Feuling Parts - 1349 - Cam - 508 Series - Reaper - Chain Drive - M8FeaturesProduce more power and torque in the riding RPM range, improving throttle response, acceleration and fuel mileageSmooth...$319.95 -
Feuling Parts - 1208 - Retainer Kit - Titanium - +0.050" - M8
Feuling
$229.95Feuling Parts - 1208 - Retainer Kit - Titanium - +0.050" - M8FeaturesTitanium Valve Spring Retainer Kit for M8 modelsMade in the USASpecs$229.95 -
Feuling Parts - 1110 - Retainer Kit - Titanium - -0.050" - M8
Feuling
MSRP: $229.95$219.95Feuling Parts - 1110 - Retainer Kit - Titanium - -0.050" - M8FeaturesTitanium Valve Spring Retainer Kit for M8 modelsMade in the USASpecsMSRP: $229.95$219.95 -
Feuling Parts - 1212 - Valve Locks - Standard Replacement - Twin Cam
Feuling
$39.95Feuling Parts - 1212 - Valve Locks - Standard Replacement - Twin CamFeaturesRaises valve spring retainer to gain 0.050" installed height without maching the cylinder head spring setMade in the...$39.95 -
Feuling Parts - 1123 - Valve Spring Kit - Econo Beehive with TI Retainers - Twin Cam
Feuling
$309.95Feuling Parts - 1123 - Valve Spring Kit - Econo Beehive with TI Retainers - Twin CamFeaturesMade from premium stress-relieved conical ovate wireFeatures extremely high-level of fatigue lifeUses a...$309.95 -
Feuling Parts - 1215 - Valve Locks - 6.00 mm Triple Groove - M8
Feuling
$59.95Feuling Parts - 1215 - Valve Locks - 6.00 mm Triple Groove - M8FeaturesStandard height stock replacement 6.00 mm valve stem triple groove keepersMade in the USAReplacement Part for OEM Number(s):...$59.95 -
Feuling Parts - 1080 - Valve Guide Seals - For 6.00 mm Valve Stem - M8
Feuling
$19.95Feuling Parts - 1080 - Valve Guide Seals - For 6.00 mm Valve Stem - M8FeaturesHigh-quality Viton® valve guide sealsDesigned to handle high engine temperatures with a built-in spring-loaded wiper to...$19.95 -
Feuling Parts - 1079 - Valve Guide Seals - For 6.00 mm Valve Stem - V-Rod - Fits 2001-2017 V-Rod (8 pk.); repl. OEM #18687-01K
Feuling
$18.95Feuling Parts - 1079 - Valve Guide Seals - For 6.00 mm Valve Stem - V-RodFeaturesHigh-quality Viton® valve guide sealsDesigned to handle high engine temperatures with a built-in spring-loaded wiper...$18.95 -
Feuling Parts - 1120 - Valve Spring Kit - Econo Beehive with Steel Retainers - EVO | Twin Cam
Feuling
$229.95Feuling Parts - 1120 - Valve Spring Kit - Econo Beehive with Steel Retainers - EVO | Twin CamFeaturesMade from premium stress-relieved conical ovate wireFeatures extremely high-level of fatigue...$229.95 -
Feuling Parts - 1213 - Valve Locks - 7.00 mm Triple Groove - Twin Cam
Feuling
$29.95Feuling Parts - 1213 - Valve Locks - 7.00 mm Triple Groove - Twin CamFeaturesRaises valve spring retainer to gain 0.050" installed height without maching the cylinder head spring setMade in the...$29.95 -
Feuling Parts - 1075 - Valve Guide Seals - For 0.420" Guide - 5/16" Valve Stem - Twin Cam | XL
Feuling
$15.95Feuling Parts - 1075 - Valve Guide Seals - For 0.420" Guide - 5/16" Valve Stem - Twin Cam | XLFeaturesHigh-quality Viton® valve guide sealsDesigned to handle high engine temperatures with a built-in...$15.95 -
Feuling Parts - 1105 - Beehive Valve Springs
Feuling
$379.95Feuling Parts - 1105 - Beehive Valve SpringsFeaturesMachined from premium-grade hi-tensile chrome silicon single-conical ovate wireShot-peened with specially processed thermal heat treat and super...$379.95 -
Feuling Parts - 1205 - Valve Spring Kit - High Load Beehive® with TI Retainers - Twin Cam | XL | XR
Feuling
$379.95Feuling Parts - 1205 - Valve Spring Kit - High Load Beehive® with TI Retainers - Twin Cam | XL | XRFeaturesMade from premium stress-relieved conical ovate wire with nitrided surface heat treatment,...$379.95 -
Feuling Parts - 1100 - Beehive Valve Springs - Fits 1984-1999 Evolution Big Twin (" valve stem and keeper groove)
Feuling
$379.95Feuling Parts - 1100 - Beehive Valve SpringsFeaturesMachined from premium-grade hi-tensile chrome silicon single-conical ovate wireShot-peened with specially processed thermal heat treat and super...$379.95 -
Feuling Parts - 8070 - Cam ChainTensioner Pad - Hydraulic - M8
Feuling
$29.95Feuling Parts - 8070 - Cam ChainTensioner Pad - Hydraulic - M8FeaturesInjection molded nylon with PTFE (polytetrafluoroethylene) added to increase wear and friction resistanceIncludes chain tensioner...$29.95 -
Feuling Parts - 8040 - Cam Spacers Kit - Fits all 1999-2006 Twin Cam motors (except 06 Dyna); repl. OEM #25285-08
Feuling
$42.95Feuling Parts - 8040 - Cam Spacers KitFeaturesSpacers fit stock and stock replacement early style camshafts and conversion cam plates which update the early style camshafts to the late style...$42.95 -
Feuling Parts - 1377 - Camshafts - 580 Series
Feuling
$459.95Feuling Parts - 1377 - Camshafts - 580 SeriesFeaturesDesigned for riders who want more horsepower and the powerband higher in the RPM rangeRequires high-lift valve springs (Fueling Beehive Endurance...$459.95 -
Feuling Parts - 8033 - OE+ Cam Plate - Twin Cam
Feuling
$309.95Feuling Parts - 8033 - OE+ Cam Plate - Twin CamFeaturesFEULING® OE+ stock replacement billet cam plates are manufactured from 6061 aluminum, providing increased rigidity and machined to FEULING's...$309.95 -
Feuling Parts - 8032 - OE+ Cam Plate - Conversion
Feuling
$309.95Feuling Parts - 8032 - OE+ Cam Plate - ConversionFeaturesFEULING® OE+ stock replacement billet cam plates are manufactured from 6061 aluminum, providing increased rigidity and machined to FEULING's...$309.95 -
Feuling Parts - 8031 - OE+ Cam Plate - Chain
Feuling
$309.95Feuling Parts - 8031 - OE+ Cam Plate - ChainFeaturesFEULING® OE+ stock replacement billet cam plates are manufactured from 6061 aluminum, providing increased rigidity and machined to FEULING's high...$309.95 -
Feuling Parts - 8030 - OE+ Cam Plate - Gear
Feuling
$299.95Feuling Parts - 8030 - OE+ Cam Plate - GearFeaturesFEULING® OE+ stock replacement billet cam plates are manufactured from 6061 aluminum, providing increased rigidity and machined to FEULING's high...$299.95 -
Feuling Parts - 1304 - Cam - 594 Series - Gear Drive
Feuling
$399.95Feuling Parts - 1304 - Cam - 594 Series - Gear DriveFeaturesFierce performing camshaft for an array of engine sizes, large displacement 103\Smaller high-revving displacement 95" style engines in...$399.95 -
Feuling Parts - 2059 - Camshaft Installation Kit - Chain Drive
Feuling
$182.95Feuling Parts - 2059 - Camshaft Installation Kit - Chain DriveFeaturesEach kit includes cam plate roller bearings, Koyo Torrington® full roller inner needle bearings, 12-point ARP® camshaft and...$182.95 -
Feuling Parts - 2058 - Camshaft Installation Kit - Chain Drive
Feuling
$149.95Feuling Parts - 2058 - Camshaft Installation Kit - Chain DriveFeaturesEach kit includes cam plate roller bearings, Koyo Torrington® full roller inner needle bearings, 12-point ARP® camshaft and...$149.95 -
Feuling Parts - 7208 - Camchest Kit - HP+® - 574 Series - Gear Drive - Twin Cam
Feuling
$1,649.95Feuling Parts - 7208 - Camchest Kit - HP+® - 574 Series - Gear Drive - Twin CamFeaturesAll necessary components from top-to-bottom of the camchestProvide maximum reliability, longevity, peak...$1,649.95 -
Feuling Parts - 1022 - Gear Drive Reaper Cam - 543 Series - Twin Cam
Feuling
$399.95Feuling Parts - 1022 - Gear Drive Reaper Cam - 543 Series - Twin CamFeaturesOffers more power than the 525 cams without sacrificing low end torqueExtremely smooth cam lobe layout maintains quiet...$399.95 -
Feuling Parts - 1303 - Cam - 594 Series - Chain Drive
Feuling
$399.95Feuling Parts - 1303 - Cam - 594 Series - Chain DriveFeaturesFierce performing camshaft for an array of engine sizes, large displacement 103\Smaller high-revving displacement 95" style engines in...$399.95 -
Feuling Parts - 1020 - Chain Drive Reaper Cam - 543 Series - Twin Cam
Feuling
$399.95Feuling Parts - 1020 - Chain Drive Reaper Cam - 543 Series - Twin CamFeaturesOffers more power than the 525 cams without sacrificing low end torqueExtremely smooth cam lobe layout maintains quiet...$399.95 -
Feuling Parts - 1021 - Gear Drive Reaper Cam - 543 Series
Feuling
$399.95Feuling Parts - 1021 - Gear Drive Reaper Cam - 543 SeriesFeaturesOffers more power than the 525 cams without sacrificing low end torqueExtremely smooth cam lobe layout maintains quiet valve train and...$399.95 -
Feuling Parts - 1019 - Cam - 594 Series - Chain Conversion - Fits 1999-2006 Twin Cam (except 06 Dyna) & LICENSE
Feuling
$409.95Feuling Parts - 1019 - Cam - 594 Series - Chain ConversionFeaturesFierce performing camshaft for an array of engine sizes, large displacement 103\Smaller high-revving displacement 95" style engines...$409.95 -
Feuling Parts - 2063 - Camshaft Installation Kit - Chain Conversion
Feuling
$92.95Feuling Parts - 2063 - Camshaft Installation Kit - Chain ConversionFeaturesEach kit includes cam plate roller bearings, Koyo Torrington® full roller inner needle bearings, 12-point ARP® camshaft and...$92.95 -
Feuling Parts - 1015 - Chain Drive Reaper Conversion Cam - 543 Series - Fits 1999-2006 Twin Cam (except 06 Dyna)
Feuling
$409.95Feuling Parts - 1015 - Chain Drive Reaper Conversion Cam - 543 SeriesFeaturesOffers more power than the 525 cams without sacrificing low end torqueExtremely smooth cam lobe layout maintains quiet...$409.95 -
Feuling Parts - 2064 - Camshaft Installation Kit - Chain Conversion
Feuling
$121.95Feuling Parts - 2064 - Camshaft Installation Kit - Chain ConversionFeaturesEach kit includes cam plate roller bearings, Koyo Torrington® full roller inner needle bearings, 12-point ARP® camshaft and...$121.95 -
Feuling Parts - 1017 - Reaper Camshaft - Chain Drive Conversion - 574 Series - Twin Cam
Feuling
$409.95Feuling Parts - 1017 - Reaper Camshaft - Chain Drive Conversion - 574 Series - Twin CamFeaturesWide power band for modified enginesBolt in for stock 103" and 110" enginesWorks well with 95\RPM range...$409.95 -
Feuling Parts - 1000 - Chain Drive Reaper Cam - 543 Series
Feuling
$399.95Feuling Parts - 1000 - Chain Drive Reaper Cam - 543 SeriesFeaturesOffers more power than the 525 cams without sacrificing low end torqueExtremely smooth cam lobe layout maintains quiet valve train...$399.95 -
Feuling Parts - 1016 - Camshaft - Conversion Chain Drive - 525 Series - Twin Cam
Feuling
$409.95Feuling Parts - 1016 - Camshaft - Conversion Chain Drive - 525 Series - Twin CamFeaturesConversion camshafts are a hybrid, with early '99-'06 inner cam journals and late '07-'17 outer cam...$409.95
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.