Engine
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V-Twin - 10-0579 - Smooth Rocker Box Cover Set
Motorshop
$261.25V-Twin - 10-0579 - Smooth Rocker Box Cover SetDescriptionSmooth rocker box covers for XL models.Sold as a pair. Fits:XL 2004-UPAdditional Information UOM1 - SET FinishChrome ManufacturerMotorshop OriginImported 2025 Catalog Pages838$261.25 -
V-Twin - 10-0520 - Sifton Tappet Roller Bearing Kit
Sifton
MSRP: $69.70$69.00V-Twin - 10-0520 - Sifton Tappet Roller Bearing KitDescriptionSifton repair kit includes 4 pins and 4 roller assemblies. Kit is the original 1929 design, as Torrington developed.This tappet roller bearing kit is for Evolution and XL models. This kit is...MSRP: $69.70$69.00 -
V-Twin - 10-0260 - S&S Connecting Rod Set Heavy Duty
S&S Cycle
MSRP: $609.70$558.32V-Twin - 10-0260 - S&S Connecting Rod Set Heavy DutyDescriptionSet is a heavy duty replacement and includes wrist pin bushings, rod races, matched rods, pins, rollers, cages and nuts for stock or stroker models.These are prefitted and do not require...MSRP: $609.70$558.32 -
V-Twin - 10-0197 - Idler Gear Stud Kit
Motorshop
$29.79V-Twin - 10-0197 - Idler Gear Stud KitDescriptionKit includes cam chest idler gear stud with two bushings, and two fiber red washers. Fits:XL 1957-1985Additional Information UOM1 - KIT ManufacturerMotorshop OriginImported 2025 Catalog Pages843$29.79 -
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 cover accepts 1/4"-24 generator screws. Cam cover bushings...$185.52 -
V-Twin - 8860-8 - Cylinder Base Washer Tab Chrome
Colony Machine
MSRP: $32.91$30.77V-Twin - 8860-8 - Cylinder Base Washer Tab Chrome Description Cylinder base washer tab, chrome for 1978-1984 Shovelhead Fits: FLT 1979-1983 FXR 1982-1983 FL 1978-1984 FX 1978-1984 Additional Information UOM 8 -...MSRP: $32.91$30.77 -
V-Twin - 8857-8 - Cylinder Base Stud Set
Colony Machine
MSRP: $44.04$39.23V-Twin - 8857-8 - Cylinder Base Stud Set Description Cylinder base stud set are heat treated black studs with an interference thread.*NOTE: Cylinder base studs should protrude 1-3/16" from case surface for cast iron Big Twin cylinders. Fits: FLT...MSRP: $44.04$39.23 -
V-Twin - 8728-12 - Pushrod Cover Seal Rubberized Cork
Colony Machine
MSRP: $14.72$13.24V-Twin - 8728-12 - Pushrod Cover Seal Rubberized Cork Description Rubberized cork pushrod cover seal. Fits: FL 1947-1978 FX 1971-1978 Additional Information UOM 1 - KIT Manufacturer Colony Origin USA 2025 Catalog...MSRP: $14.72$13.24 -
V-Twin - 8116-1 - Chrome Motor Case Drain/Oil Pump Body Plug
Colony Machine
MSRP: $14.72$13.24V-Twin - 8116-1 - Chrome Motor Case Drain/Oil Pump Body PlugDescriptionChrome motor case drain/oil pump body plug Fits:UL 1937-1948 CaseF 1911-1920 CaseJ 1921-1929 CaseFL 1968-1984 Oil pumpFX 1971-1984 Oil pumpEL 1936-1940 CaseVL 1930-1936 CaseFL...MSRP: $14.72$13.24 -
V-Twin - 7506-4 - Solid Shovelhead Pushrod Set
Colony Machine
MSRP: $63.27$61.49V-Twin - 7506-4 - Solid Shovelhead Pushrod SetDescriptionSolid shovelhead pushrod set is alloy construction with hardened steel ends tips.For use with solid tappets with build in adjusters and lock nuts tappets. The length of the pushrods: 3 at 9-3/8"...MSRP: $63.27$61.49 -
V-Twin - 7410-55T - Engine Case Sprocket Shaft Retainer and Seal
V-Twin Mfg
$26.05V-Twin - 7410-55T - Engine Case Sprocket Shaft Retainer and SealDescriptionRetainer and seal kit for the sprocket shaft Fits:FL 1955-1968Additional Information UOM1 - EA ManufacturerV-Twin OriginImported$26.05 -
V-Twin - 7132-89 - S&S Crane Adjustable Pushrod 4 Piece Set
S&S Cycle
MSRP: $175.67$144.88V-Twin - 7132-89 - S&S Crane Adjustable Pushrod 4 Piece SetDescriptionS&S pushrod set contains 2 intake and exhaust pushrods which are made from 7/16" aircraft grade seamless 4130 chromoly steel tubing and heat treated to 128,000 psi tensile strength for...MSRP: $175.67$144.88 -
Drag Specialties - DS275104 - Custom Oil Filter Mount
Drag Specialties
$64.00Drag Specialties - DS275104 - Custom Oil Filter MountFeaturesFeatures 1/4" NPT fittings and may be used with 3/8" stainless steel or rubber linesAccepts all Evolution style oil filtersDesigned to replace the OEM cast mountSpecsBase...$64.00 -
Drag Specialties - DS243607 - Heavy Duty Motor Mount - Softail
Drag Specialties
$70.97Drag Specialties - DS243607 - Heavy Duty Motor Mount - SoftailFeaturesChrome-plated heavy-duty mounts are 30% thicker than stockMounts include chrome choke/horn bracketsPART #s DS-243607, DS-273619 come with sockethead hardwareSpecsProduct...$70.97 -
Drag Specialties - DS194024 - Lifter Block - Black - Shovelhead
Drag Specialties
MSRP: $178.14$172.95Drag Specialties - DS194024 - Lifter Block - Black - ShovelheadFeaturesCome complete with two sets of Allen cap screws (1/4"-24 for 66-E76 and 1/4"-20 for L76-84), completely machined and ready for installationMade from durable cast iron and finished in...MSRP: $178.14$172.95 -
Drag Specialties - DS190398 - Bolt Kit - Cam Cover - Knurled - Chrome - '93-'00 Harley-Davidson
Drag Specialties
$20.47Drag Specialties - DS190398 - Bolt Kit - Cam Cover - Knurled - Chrome - '93-'00 Harley-DavidsonFeaturesReplacement hardware for cam coverMade in the USASpecsBase FinishChromeUnitsKitMaterialSteelTypeCam CoverColor/FinishChromeRiding...$20.47 -
Drag Specialties - DS190398S - Bolt Kit - Cam Cover - Smooth - Chrome - '93-'00 Harley-Davidson
Drag Specialties
$23.71Drag Specialties - DS190398S - Bolt Kit - Cam Cover - Smooth - Chrome - '93-'00 Harley-DavidsonFeaturesReplacement hardware for cam coverMade in the USASpecsBase ColorSilverStyleSocket-HeadBase FinishChromeColor/FinishChromeStyleSmoothRiding...$23.71 -
Drag Specialties - 24011027 - Bolt Kit - Timer Cover - Black/Chrome - Knurled - M8
Drag Specialties
$13.99Drag Specialties - 24011027 - Bolt Kit - Timer Cover - Black/Chrome - Knurled - M8FeaturesMade in the U.S.A.Bolt kits for M8SpecsHead TypeSocketApplicationTimer CoverBase FinishChromeUnitsKitRiding StyleStreetStyleKnurledBase ColorBlackProduct NameBolt...$13.99 -
Threebond - 1184A100G - Liquid Gasket - 3.4 oz. net wt. - Tube
Threebond
$19.95Threebond - 1184A100G - Liquid Gasket - 3.4 oz. net wt. - TubeFeaturesMSDS Migration DataA synthetic rubber, visco-elastic sealer that is semi-dryingApplications include sealing transmission case covers, motorcycle cases, timing chain cases, side covers,...$19.95 -
Trask - TM-018-RK - Assault Cam Cover Repair Kit - M8
Trask Performance
$39.95Trask - TM-018-RK - Assault Cam Cover Repair Kit - M8FeaturesIncludes everything to repair Trask Assault Series Cam CoversMade in the USACam covers (sold separately).SpecsModelAssaultUnitsKitProduct NameRepair KitColor/FinishRawRiding StyleStreetTypeCam...$39.95 -
S&S Cycle - 94-1290X - Replacement Piston Rings - 3.875" - Standard
S&S Cycle
$63.95S&S Cycle - 94-1290X - Replacement Piston Rings - 3.875" - StandardFeaturesReplacement ring sets for S&S pistons onlyRings come as sets for two pistonsMade in the USASpecsPiston Size ImperialStandardTypeReplacementBore Size Imperial3.875''Riding...$63.95 -
S&S Cycle - 94-1400X - Replacement Piston Rings - 4.125" - Standard
S&S Cycle
$63.95S&S Cycle - 94-1400X - Replacement Piston Rings - 4.125" - StandardFeaturesReplacement ring sets for S&S pistons onlyRings come as sets for two pistonsMade in the USASpecsBore Size Imperial4.125''Riding StyleStreetPiston Size...$63.95 -
S&S Cycle - 50-8016 - Nitrile O-Ring
S&S Cycle
$6.95S&S Cycle - 50-8016 - Nitrile O-RingFeaturesO-Ring for Super E & G CarburetorsSpecsInside Diameter(-033),2,000''Product NameO-RingRiding StyleStreetInside Diameter Imperial(-033),2.000''MaterialNitrile RubberUnitsEachStyleCustom ReplacementOutside...$6.95 -
S&S Cycle - 900-1186 - Billet Head Breather Kit - Anodized Blue - M8
S&S Cycle
$299.95S&S Cycle - 900-1186 - Billet Head Breather Kit - Anodized Blue - M8Features6061 billet aluminum head breathers replace the OEM plastic partsDual O-ring for a better seal in the headUnique Labyrinth design to reduce oil pass-throughReduces emissions by...$299.95 -
S&S Cycle - 940-0012 - Replacement Piston Rings - 4.125" - +0.010"
S&S Cycle
$84.95S&S Cycle - 940-0012 - Replacement Piston Rings - 4.125" - +0.010"FeaturesReplacement ring sets for S&S pistons onlyRings come as sets for two pistonsMade in the USASpecsPiston Size Imperial+0.010''TypeReplacementUnitsSetProduct NamePiston RingRiding...$84.95 -
Pc Racing - PCS1BC - Flo® "Spin-On" Oil Filter - Black with Cooling Fins
PC Racing
$159.95Pc Racing - PCS1BC - Flo® "Spin-On" Oil Filter - Black with Cooling FinsFeaturesFlows 7 times more than paper or synthetic filters while filtering to 35 microns (absolute, 1 pass test)Bypass valve will not open on cold startups and high RPMConsistent...$159.95 -
Hastings - 2M6127040 - Piston Rings - 3.498" + 0.040" - 80" Big Twin
Hastings
$82.95Hastings - 2M6127040 - Piston Rings - 3.498" + 0.040" - 80" Big TwinFeaturesIncludes top compression rings, second compression rings, and oil control ringsTop Compression Rings are Barrel FaceHelps in the the heat transfer process between the piston and...$82.95 -
Feuling Parts - 3084 - Replacement Breather Line Kit for Vented Dipstick
Feuling
$59.95Feuling Parts - 3084 - Replacement Breather Line Kit for Vented DipstickFeaturesMade in the USAKit includes:One Filter elementOne Female quick disconnect breather line fittingTwo ZiptiesFits all Feuling vented dipsticks.Feuling® in-house testing shows...$59.95 -
Feuling Parts - 1077 - Valve Guide Seals - For 0.530" Guide - 5/16" Valve Stem - Screamin' Eagle Cylinder Heads
Feuling
$15.95Feuling Parts - 1077 - Valve Guide Seals - For 0.530" Guide - 5/16" Valve Stem - Screamin' Eagle Cylinder HeadsFeaturesHigh-quality Viton® valve guide sealsDesigned to handle high engine temperatures with a built-in spring-loaded wiper to clean excess...$15.95 -
Dakota Digital - SEN-1044 - Oil Temperature Sender for Bagger-Style Oil Pan - 3/8" NPT
Dakota Digital
$55.00Dakota Digital - SEN-1044 - Oil Temperature Sender for Bagger-Style Oil Pan - 3/8" NPTFeaturesOil temperature sensor screws into crankcase, oil reserve tank, or oil lineDrilling and tapping may be required to fit additional locations or sizesSpecsProduct...$55.00 -
Belt Drives Ltd. - MPB-9 - Motor Plate Bearing
Belt Drives Ltd.
$88.95Belt Drives Ltd. - MPB-9 - Motor Plate Bearing Features For use on BDL Belt Drive clutches Specs Riding Style Street Units Each Product Name Bearing$88.95 -
Wiseco - K0213PS - Tracker™ Series Piston Kit - 3.498" - 883 cc Bored to 1200 cc - Standard - 883 XL
Wiseco
$268.95Wiseco - K0213PS - Tracker™ Series Piston Kit - 3.498" - 883 cc Bored to 1200 cc - Standard - 883 XLFeaturesForged piston crown with generous valve pockets for big valves and camsPrecision-fit rings selected for each application for ultimate...$268.95 -
Trask - TM-017CH - Assault Series Cam Cover - Chrome - Twin Cam
Trask Performance
$429.95Trask - TM-017CH - Assault Series Cam Cover - Chrome - Twin CamFeaturesTransparent for viewing internal engine componentsMatches Assault series of air cleanersMade in the USASpecsColor/FinishChromeTypeCamUnitsEachProduct NameCoverRiding...$429.95 -
Trask - TM-7600-BK - Tornado Turbo Performance Kit - Black with Black Exhaust
Trask Performance
$5,999.95Trask - TM-7600-BK - Tornado Turbo Performance Kit - Black with Black Exhaust Features Bolt on 40%-50% more power for stock 107\ Trask compressor and turbine housing with Garrett internals Trask plenum with integrated blow-off valve Includes all...$5,999.95 -
Thundermax - EA7000 - Oil Cooler Fan - M8 Touring/Trike
ThunderMax
$262.95Thundermax - EA7000 - Oil Cooler Fan - M8 Touring/TrikeFeaturesUses engine temp and vehicle speed to reduce heat and keep engines running coolTakes only 15 minutes to install; does not require oil cooler removalPlug-n-play installation on M8 models...$262.95 -
S&S Cycle - 90-4049 - Rocker Box Gasket Kit
S&S Cycle
$91.95S&S Cycle - 90-4049 - Rocker Box Gasket KitFeaturesIncludes all required gaskets and O-rings for both rocker boxesSpecsRiding StyleStreetFeaturesFor '84 - '99 Evolution-Style Big TwinProduct NameGasket KitFeatures4-Bolt StyleTypeRocker...$91.95 -
S&S Cycle - 90-4079 - Rocker Box Top Gasket
S&S Cycle
$19.95S&S Cycle - 90-4079 - Rocker Box Top GasketFeaturesReplacement seal for EVO Big Twin and S&S 4-1/8 bore motorsSpecsUnitsEachTypeRocker CoverProduct NameGasketRiding StyleStreetFitment1984 Harley-Davidson Disc Glide FXRDG1995-1998 Harley-Davidson Dyna...$19.95 -
Rocker Lockers - DK-RL-SPT - Rocker Lockers - XL
Rocker Lockers
$24.95Rocker Lockers - DK-RL-SPT - Rocker Lockers - XLFeaturesCenters the rocker plate eliminating different wear patterns on the rocker arm valveTapered design so that they lock themselves in and wedge the bolt shaft in placeEliminates the gap between the...$24.95 -
S&S Cycle - 50-8091 - Check Valve Ball
S&S Cycle
$4.95S&S Cycle - 50-8091 - Check Valve BallFeaturesOil Pump Check Ball for Harley Davidson modelsSpecsProduct NameBallUnitsEachTypeCheck ValveRiding StyleStreetFitment2011-2013 Harley-Davidson Blackline FXS2013-2016 Harley-Davidson Breakout FXSB2013-2014...$4.95 -
S&S Cycle - 310-0641 - TC3 Oil Pump - Twin Cam
S&S Cycle
MSRP: $499.95$495.95S&S Cycle - 310-0641 - TC3 Oil Pump - Twin CamFeaturesThree stages for consistent pressure and reliable scavengingSeparate scavenge sections for flywheel cavity and cam chest (no interface)Screens and magnetic traps help protect the scavenge rotors from...MSRP: $499.95$495.95
Harley Engine
At Deadbeat Customs, we offer a wide selection of Harley engine parts built for performance, reliability, and long-lasting power. Whether you're rebuilding a vintage motor or upgrading a modern setup, we’ve got the top-end and bottom-end components you need to get the job done right.
We carry engine parts for a wide range of Harley Davidson models, including Dyna, Sportster, FXR, Touring, Softail, Shovelhead, and Panhead. From the classic Evo 1340 and Shovelhead to Twin Cam 88/96/103/110, and the modern Milwaukee-Eight 107/114/117, our catalog covers nearly every era of Harley engine design.
Choose from trusted brands like S&S Cycle, Fueling, Vance & Hines, and more—known for producing high-quality components that meet or exceed OEM standards.
Explore our full collection of Harley engine parts today and build your motor with confidence—because whether it’s vintage or modern, your Harley deserves the best from the inside out.