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On Sale
S&S Cycle - 124" Power Packages fits '17-'21 M8 Oil-Cooled Engines
S&S Cycle
$2,429.96 - $3,326.36S&S Cycle - 124" Power Packages fits '17-'20 M8 Oil-Cooled Engines This bolt-on Power Package increases your 107" M8 Engine to 124". It comes in a wrinkle black finish and is available with or without fin highlighting. You can also choose between a...$2,429.96 - $3,326.36 -
Trask - Assualt Series Cam Covers fits '17-Up Harley M8 Models
Trask Performance
$429.95Trask - Assualt Series Cam Covers fits '17-Up Harley M8 Models Transparent for viewing internal engine components Matches Assault series of air cleaners Made in the U.S.A. Fitment: 2020 Harley-Davidson CVO Tri Glide...$429.95 -
Paughco - 1-3/4" Mounting Clamp
Paughco
$35.95Paughco 1-3/4" Mounting Clamp Mounting clamp required to install 1800-1867 (Paughco 1-3/4" Drag Pipes for FL Models, 34" pipes).$35.95 -
Drag Specialties - Front Motor Mount Plate - Harley Touring Models
Drag Specialties
$42.79Drag Specialties Front Motor Mount Plate This motor mount by Drag Specialties is for 1999-2006 FLT 5-speed models, and is made to replace OEM part number 47159-79T. Features: Made of heavy-duty chromed steel to OEM...$42.79 -
James Gaskets - Cam Quick Change Gasket Seal Kit Metal w/ Bead - fits '70-'92 FLT, FXR, Softail
James Gaskets
$41.95James Gaskets Gasket Kits use state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '70-'92 FLT, FXR, Softail$41.95 -
James Gaskets - Gasket O-Ring Kit, Cam Quick Change - fits '99-Up Twin Cams
James Gaskets
$56.95James Gaskets Twin Cam Gasket Kits uses state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '99-Up Twin Cam Models$56.95 -
James Gaskets - Twin Cam Top End Gasket Kit w/ MLS Head Gaskets - fits '99-'04
James Gaskets
$144.95James Gaskets Twin Cam Gasket Kits uses state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '99-'04 Twin Cam Models$144.95 -
Colony - Cylinder Base Nut Set - Chrome fits '57-'84 XLR
Colony Machine
$39.99Colony C chrome cylinder base nuts. Fits: XLR 1957-1984$39.99 -
Colony - 8401-8 Rocker Shaft Cadmium End Cap Type Nuts with Washers fits '79-'83 FLT, '71-'84 FX, '82-'83 FXR Models
Colony Machine
$21.52Colony - 8401-8 Rocker Shaft Cadmium End Cap Type Nuts with Washers fits '79-'83 FLT, '71-'84 FX, '82-'83 FXR Models Rocker arm shaft end nut kit contains 4 cap nuts and washers with cadmium. Fitment: FLT 1979-1983 FX 1971-1984 FXR 1982-1983 FL...$21.52 -
Alloy Art - CRA-1 - Compression Release Adapter - 14 mm x 3/4"
Alloy Art
$20.95Alloy Art - CRA-1 - Compression Release Adapter - 14 mm x 3/4"FeaturesDesigned to be used in twin plug headsAccept .650”/10mm x 1.0 compression release valvesSold eachMade in the U.S.A.SpecsProduct NameAdapterConnector AngleStraightSize14 mm -...$20.95 -
Colony - Motor Mount Hardware fits '57-'85 Sportster Models (OEM #16218-52, 16230-52, 16237-57) - Chrome
Colony Machine
$46.95Colony - Motor Mount Hardware fits '57-'85 Sportster Models (OEM #16218-52, 16230-52) - Chrome Features: Includes two 3/8"-24 x 613/16" bolts, one 3/8"-24 x 57/16" bolt, one 3/8"-24 x 53/16" bolt, three 3/8"-24 nylock nuts, four 3 /8" serrated...$46.95 -
On Sale
Joker Machine - Points Cover fits '99-'17 Twin Cam Models - Anodized Black
Joker Machine
MSRP: $65.95Now: $59.36Was: $65.95Joker Machine - Points Cover fits '99-'17 Twin Cam Models - Anodized Black This cover is available in your choice of a finned or smooth finish. Features Include mounting screws Made in the U.S.A. Fitment 2016-2017 Harley-Davidson Fat...MSRP: $65.95Now: $59.36Was: $65.95 -
Drag Specialties - Oil Pump Assembly Fits '91-'22 XL Models (Exc. '21-'22 Sportster S/RH 1250S, '22 Nightster/RH975 Models)
Drag Specialties
$300.85Drag Specialties - Oil Pump Assembly Fits '91-'22 XL Models (Exc. '21-'22 Sportster S/RH 1250S, '22 Nightster/RH975 Models) This is a high-quality replacement cast aluminum pump body with steel gears and shaft. Features Raw cast aluminum...$300.85 -
Feuling - Rocker Shaft Kit fits '17-'22 M8 Touring & '18-'22 Softail Models
Feuling
$329.95Feuling - Rocker Shaft Kit fits '17-'22 M8 Touring & '18-'22 Softail Models Fueling's Rocker Shaft Kits feature custom tooling that's built to deliver a countersink relief for the bolt/nut head as opposed to machining away the entire end of the...$329.95 -
Feuling - 12-Point External Engine Fastener Kit fits '17-'22 Touring Models
Feuling
$389.95Feuling - 12-Point External Engine Fastener Kit fits '17-'22 Touring Models This kit comes with a cam cover, lifter block covers, rocker covers, case bolts, oil lines, a volt regulator, exhaust studs and locking nuts. The tensile strength of this...$389.95 -
Performance Machine - Black Ops Race Series Cam Cover '17-'23 Harley M8 Models
Performance Machine
$362.95Performance Machine - Black Ops Race Series Cam Cover '17-'23 Harley M8 Models Features: CNC machined from billet aluminium Dissipates heat more efficiently vs. stock covers Provides a race-inspired look Chrome hardware and gasket...$362.95 -
Cometic - Primary Gasket Kit fits '07-'16 Touring & H-D FL Trike Models
Cometic
$121.75Cometic - Primary Gasket Kit fits '07-'16 Touring & H-D FL Trike Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic...$121.75 -
Feuling - Engine Bolt Fastener Kit fits '91-'03 Sportster Models
Feuling
$219.95Feuling - Engine Bolt Fastener Kit fits '91-'03 Sportster Models This is a complete external fastener kit specifically designed for certain Harley-Davidson Sportster models (See 'Fitment' tab). NOTE: Designed for rocker cover, lifter block, front...$219.95 -
On Sale
S&S Cycle - Lower Rocker Box Gasket Kit fits '99-'17 Twin Cam OEM Rocker Boxes Used on S&S Heads
S&S Cycle
MSRP: $40.95Now: $36.86Was: $40.95S&S Cycle - Lower Rocker Box Gasket Kit fits '99-'17 Twin Cam OEM Rocker Boxes Used on S&S Heads S&S's Lower Rocker Box Gasket Kit must be used when installing OEM stock rocker boxes on S&S heads. This kit comes with the lower rocker box...MSRP: $40.95Now: $36.86Was: $40.95 -
Dynojet - Radiator Guard fits '21-Up Pan America Model
Dynojet
$174.52Dynojet - Radiator Guard fits '21-Up Pan America Model Features: Comes with mounting brackets and hardware Made in the U.S.A. Easy installation Fitment 2021-2023 Harley-Davidson Pan America 1250...$174.52 -
On Sale
S&S Cycle - Master Rebuild Kit For S&S Oil Pump - fits '78-'91 Harley Big Twin
S&S Cycle
MSRP: $31.95Now: $28.76Was: $31.95S&S Cycle - Master Rebuild Kit For S&S Oil Pump - fits '78-'91 Harley Big Twin Features: Master rebuild kit for S&S oil pump. Made in the U.S.A. Fitment 1991 Harley-Davidson Dyna Sturgis...MSRP: $31.95Now: $28.76Was: $31.95 -
On Sale
S&S Cycle - Master Rebuild Kit For S&S Oil Pump - fits '92-'99 Harley Models
S&S Cycle
MSRP: $39.95Now: $35.96Was: $39.95S&S Cycle - Master Rebuild Kit For S&S Oil Pump - fits '92-'99 Harley Models Features: Master rebuild kit for S&S oil pump. Made in the U.S.A. Fitment 2000 Harley-Davidson FXR 4 - - 1999 Harley-Davidson Softail...MSRP: $39.95Now: $35.96Was: $39.95 -
Slyfox - Carbon Timing Cover fits '17-Up M8 Models
Slyfox
$64.95Slyfox - Carbon Timing Cover fits '17-Up M8 Models Fitment 2021 Harley-Davidson Street Glide EFI FLHX 2021 Harley-Davidson Softail Standard FXST 2021 Harley-Davidson CVO Street Glide FLHXSE 2021 Harley-Davidson Road King...$64.95 -
On Sale
S&S Cycle - Hooligan Kits fits '00-'20 XL Models
S&S Cycle
$1,538.96 - $1,799.96S&S Cycle - Hooligan Kits fits '00-'20 XL Models S&S Cycle's Hooligan Kits are bolt on big-bore kits that provide easy installation without any machining or rebalancing. The cams are .482" lift and 240° duration intake and 234° degree...$1,538.96 - $1,799.96 -
Feuling - 543 HP+® Gear Drive Camchest Kits for '99-'17 Twin Cam
Feuling
$1,595.95Feuling - 543 HP+® Gear Drive Camchest Kits for '99-'17 Twin Cam This camchest kit is available in two different fitments: (1) For all '07-'17 Twin Cam and '06 Dyna Glide, or (2) For all '99-'06 Twin Cam (Except '06 Dyna Glide). Please double-check...$1,595.95 -
Feuling - 12-Point Primary/Transmission Engine Fastener Kit fits '00-'06 Touring Models
Feuling
$269.95Feuling - 12-Point Primary/Transmission Engine Fastener Kit fits '00-'06 Touring Models The 12-Point Primary/Transmission Engine Fastener Kit allows you to secure your engine with complete confidence. The kit comes with all of the following hardware:...$269.95 -
Feuling - 12-Point External Engine Bolt Fastener Kit fits '99-'17 Twin Cam A/B Motors
Feuling
$319.95Feuling - 12-Point External Engine Bolt Fastener Kit fits '99-'17 Twin Cam A/B Motors The 12-Point External Engine Bolt Fastener Kit allows you to secure your engine with complete confidence. The kit comes with all of the following hardware: cam...$319.95 -
Feuling M Eight Engine Stand
Feuling
$139.95Feuling M Eight Engine Stand Stand for Milwaukee Eight engines. For the following models: YearMakeModel 2017-Up Harley-Davidson Electra Glide Ultra Classic (EFI) - FLHTCU 2017-Up Harley-Davidson Electra Glide Ultra Limited - FLHTK ...$139.95 -
On Sale
S&S Big Bore Kit for M8 Harley Softail & Touring '17-Up
S&S Cycle
MSRP: $929.95Now: $836.96Was: $929.95S&S Big Bore Kit for M8 Harley Softail & Touring '17-Up This S&S Big Bore Kit is for Milwaukee-Eight Harley Softail and Touring models 2017 and up, including Softail Heritage Classic and Breakout. Available as a whole kit or as a cylinder...MSRP: $929.95Now: $836.96Was: $929.95 -
Drag Specialties - Rear Isolator Mount Kit - Fits '14-'18 Harley XL Sportster Models
Drag Specialties
$187.63Drag Specialties Front Isolator Mount Kits Fits '14-'18 Harley Davidson XL Sportster Models Features: Kit includes all parts needed to replace rear isolator mounts Rear kits PART #0933-0119 include OEM #s 16291-04 isolator mount, 48492-04 isolators,...$187.63 -
James Gaskets - Cam Quick Change Gasket Seal Kit - fits '93-'99 Evo
James Gaskets
$34.95James Gaskets Evo Gasket Kits use state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '93-'99 Evo$34.95 -
On Sale
Fueling - Head Bolt Kit - fits '92-'10 Sportsters, '85-'15 Big Twins
Feuling
MSRP: $299.95Now: $239.99Was: $310.95The Fueling Head Bolt Kit are the strongest bolts available. Secure your engine with complete confidence. Superior in strength and performance, exceeds the needs of high performance engines Precision j-form threads for optimum engagement, to prevent...MSRP: $299.95Now: $239.99Was: $310.95 -
On Sale
Colony - Cylinder Head Bolt Set - Chrome fits Harley FL, FX, and XL (see desc.)
Colony Machine
MSRP: $109.98Now: $107.99Was: $109.98Colony 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: $109.98 -
V-Twin - Left Crankcase Main Bearing Set fits '77-'03 XL Sportster
V-Twin Manufacturing
$109.14Timken left crankcase main bearing set is factory assembled with correct spacer for proper end play. Sold as a pair. Fits: XL 1977-2003 OEM No: 24729-74$109.14 -
Colony - Acorn Cam Cover Screw Set fits Harley FL, FX (see desc.) - Chrome
Colony Machine
$27.99Acorn cam cover screw Fits:FL 1970-1984FX 1971-1984FLT 1979-1992FXR 1982-1992FXST 1984-1992FLST 1986-1992FXD 1991-1992$27.99 -
Trask - TM-7600-BK - Tornado Turbo Performance Kit - Black with Black Exhaust
Trask
$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 -
Hiflofiltro - HF170BRC - Performance Oil Filter - Black
Hiflofiltro
$10.05Hiflofiltro - HF170BRC - Performance Oil Filter - BlackFeaturesHeavy-duty steel casing features a pre-drilled welded hex nut for easy removal and installationPerformance filters feature premium high flow tri-fiber filtration media which stops more...$10.05 -
Eastern Motorcycle Parts - A-6762B - Push Rod Tube Washers - Big Twin/XL
Eastern Motorcycle Parts
$1.95Eastern Motorcycle Parts - A-6762B - Push Rod Tube Washers - Big Twin/XLFeaturesMade in the USAReplacement Part for OEM Number(s): 6762BSpecsRiding StyleStreetTypePushrod TubeUnits10 PackProduct NameWasherFitment1965-1980 Harley-Davidson 1200 Electra...$1.95 -
Drag Specialties - Oil Filter with Nut fits '86-'22 Sportster (Except RH Sportster), '09-'12 XR1200/X Models (OEM #63796-77A, 63805-80A, 63806-83)
Drag Specialties
$15.25 - $18.31Drag Specialties - Oil Filter with Nut fits '86-'22 Sportster (Except RH Sportster), '09-'12 XR1200/X Models (OEM #63796-77A, 63805-80A, 63806-83) Features: High-quality spin-on filters are a dependable replacement for most Harley-Davidson...$15.25 - $18.31 -
Colony - 9760-4 Allen Type Tappet Block Screw Kit fits '95-'03 Sportster Models
Colony Machine
$15.86Colony - 9760-4 Allen Type Tappet Block Screw Kit fits '95-'03 Sportster Models Tappet block allen type screw kit. Fitment: XL 1995-2003$15.86
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.