Engine
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Feuling - 12-Point External Primary Engine Bolt Fastener Kit fits '04-'20 Sportster Models
Feuling
$139.95Feuling - 12-Point External Primary Engine Bolt Fastener Kit fits '04-'20 Sportster Models The 12-Point External Primary Engine Bolt Fastener Kit allows you to secure your engine with complete confidence. This kit includes a primary cover, a clutch cover...$139.95 -
Colony Machine - Motor Mount Bolt Covers fits '00-'17 Softail Models
Colony Machine
$28.95Colony Machine - Motor Mount Bolt Covers fits '00-'17 Softail Models The Colony Machine Motor Mount Bolt Covers have a smooth finish and are 100% manufactured in the U.S.A. Colony Machine is one of the best-known brands for the DIY bikers, specializing...$28.95 -
Roland Sands Design Clarity Cam Cover - fits '17-'19 M-Eight
Roland Sands Design
MSRP: $519.95$494.95Roland Sands Design Clarity Cam Cover - fits '17-'19 M-Eight Features: Allows for viewing of the internal moving engine components CNC-machined from billet aluminum Hardware included Contrast Cut™ finish starts with a polished top cover that...MSRP: $519.95$494.95 -
Custom Cycle Engineering - EVO Finned Rocker Covers fits '84-'99 Evolution Big Twin Models
Custom Cycle Engineering
$475.95Custom Cycle Engineering - EVO Finned Rocker Covers fits '84-'99 Evolution Big Twin Models Custom Cycle Engineering's EVO Finned Rocker Covers have undersides that have been machined for greater clearance. This will allow them to accommodate almost any...$475.95 -
On Sale
S&S - Gear Drive Camshaft - Fits Harley '17-Up M8 Models with M8 Engine
S&S Cycle
$413.06 - $419.36S&S - Gear Drive Camshaft - Fits Harley '17-Up M8 Models with M8 Engine This replacement camshaft kit includes all required bearings, o-rings, gasket, and hardware. Features: 350 CAMS No Tuning Required Bolt-in! Compatible with all stock...$413.06 - $419.36 -
Drag Specialties - Rocker Box Kit - Fits '99-'17 Twin Cam Models
Drag Specialties
$250.95Drag Specialties Rocker Box Kit Fits '99-'17 Twin Cam Models With the Drag Rock Box Kit you will get a perfect, leakproof fit! Available in Chrome. Sold Each. Features: Quality construction with exact dimensions ensures a perfect, leakproof...$250.95 -
Feuling - Dress Up Fastener Kit - fits '18 Softail
Feuling
$199.95Feuling Dress Up Fastener Kit for 2018 Harley Softail This Chassis Dress-up Kit includes rear fender bracket, battery box side cover, shifter linkage, shifter arm w/nut and washer, and rear brake master cylinder hardware. Features: Quality 12-point...$199.95 -
On Sale
Jims - Rocker Box Alignment Screws
Jims Tools
MSRP: $94.95Now: $80.99Was: $102.95Jims Rocker Box Alignment Screws These alignment screws will ensure that the rocker cover alignment is right on. Misalignment can compromise the sealing surface and looks bad. They can also cause rocker interference. Get JIMS Box alignment Screws to...MSRP: $94.95Now: $80.99Was: $102.95 -
EMD - XR Trackster Rocker Box Covers -Black fits '04-'17 XL Models
EMD
$582.95The XR Trackster Rocker Box Covers Make that Evolution Sportster look like a XR750 flat track racer Manufactured in die cast aluminum with CNC milled gasket surface Mounts in place of stock rocker box cover using stock hardware and gaskets; not...$582.95 -
EMD - XR Trackster Rocker Box Covers -Black fits '86-'03 XL Models
EMD
$582.99The XR Trackster Rocker Box Covers Make that Evolution Sportster look like a XR750 flat track racer Manufactured in die cast aluminum with CNC milled gasket surface Mounts in place of stock rocker box cover using stock hardware and gaskets; not included...$582.99 -
James Gaskets - Evo Motor Gasket Kit w/ MLS Head Gaskets - fits '84-'91 Evo
James Gaskets
$164.95James Gaskets Evo Gasket Kits use state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '84-'91 Evo$164.95 -
James Gaskets - Gasket O-Ring Kit, Cylinder Head-Base - fits '99-Up Twin Cams
James Gaskets
$78.95James Gaskets - Gasket O-Ring Kit, Cylinder Head-Base - fits '99-Up Twin Cams This Genuine James kit comes with matching head and base gaskets and O-Rings where applicable. Made in the U.S.A. Fitment 2006 Harley-Davidson Street Glide...$78.95 -
James Gaskets - Twin Cam Motor Gasket Kit w/ MLS Head Gaskets - fits '99-'04
James Gaskets
$163.95James 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$163.95 -
James Gaskets - Twin Cam Motor Gasket Kit w/ MLS Head Gaskets - fits '05-Up
James Gaskets
$163.95James 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: '05-UP Twin Cam Models$163.95 -
Feuling - Oil Pumps - fits '07-'15 Twin Cam (inc. '06 Dyna)
Feuling
$499.99Fueling Oil Pumps : 7075 billet aluminum with military spec hard anodized, blue printed and designed for the racer The 7075 alloy is 50% harder and stronger then 6061 aluminum and holds tighter tolerance under temperature More pressure volume and...$499.99 -
Feuling - Fast Install Push Rods - fits '85-'99 Evo Big Twin
Feuling
$239.99Feuling - Fast Install Push Rods - fits '85-'99 Evo Big Twin Adjustable pushrods have a slightly shorter tapered tube and comes dissassembled allowing to install the pushrods without removing the top rocker box Feature a dual jam nut locking...$239.99 -
Colony - 8138-34 Cadmium Stock Engine Case Bolt Kit fits '65-'69 FL Model
Colony Machine
$59.60Colony - 8138-34 Cadmium Stock Engine Case Bolt Kit fits '65-'69 FL Model Engine case kit includes all the necessary hardware to bolt together engine cases. Fitment: FL 1965-1969$59.60 -
Colony - 8107-16 Cadmium Cylinder Base Nuts and Washers fits '29-'52 WL, '57-'85 XL, '32-'73 G Models
Colony Machine
$23.67Colony - 8107-16 Cadmium Cylinder Base Nuts and Washers fits '29-'52 WL, '57-'85 XL, '32-'73 G Models Cadmium stock cylinder base set includes 8 nuts & washers. Fitment: WL 1929-1952 XL 1957-1985 G 1932-1973$23.67 -
On Sale
Colony - Cylinder Stud Set - fits '86-Up XL
Colony Machine
MSRP: $88.95Now: $81.99Was: $88.95Colony cylinder stud set. 8pack Fits: XL 1986-UP EvolutionMSRP: $88.95Now: $81.99Was: $88.95 -
On Sale
Colony - Tappet Base Allen Screws - Chrome fits '57-'84 XL
Colony Machine
MSRP: $16.98Now: $14.99Was: $16.98Tappet base allen screws. Chrome finish Fits: XL 1957-1984MSRP: $16.98Now: $14.99Was: $16.98 -
Colony - Rocker Shaft End Caps - Chrome fits Harley FL, FX, and XL (see desc.)
Colony Machine
$41.99Rocker shaft end caps, chrome finish. Fits: FL 1971-1984 FX 1971-1984 FLT 1979-1983 FXR 1982-1983 XL 1971-1985$41.99 -
V-Twin - Chrome Pushrod Cover Kit fits '57-E'79 XL Sportster
V-Twin Manufacturing
$102.06Chrome Pushrod Cover kit includes upper and lower pushrod covers, seals, springs. Fits: XL 1957-1979 Early 1979$102.06 -
On Sale
Colony - Hex Head Bolts - Chrome fits '57-'72 XL
Colony Machine
MSRP: $69.95Now: $64.99Was: $69.95Hex head bolt, chrome finish. Fits: XL 1957-1972MSRP: $69.95Now: $64.99Was: $69.95 -
V-Twin - Blacked Out Rocker Box Cover Set fits '07-'12 XL Sportster
V-Twin Manufacturing
$420.54Harley Sportster Rocker box cover set with black finish. Fits: XL 2007-2012$420.54 -
Drag Specialties - 3-1/4" Chrome Magnetic Ring Oil Filter With Nut fits '86-'22 Sportster (Except RH Sportster), 09-12 XR1200/X Models (OEM #63806-83, 63796-77A)
Drag Specialties
MSRP: $15.95$12.95Drag Specialties - 3-1/4" Chrome Magnetic Ring Oil Filter With Nut fits '86-'22 Sportster (Except RH Sportster), 09-12 XR1200/X Models (OEM #63806-83, 63796-77A) Features: High-quality chrome spin-on-style oil filters Magnetic filters are designed...MSRP: $15.95$12.95 -
Drag Specialties - 2-1/4" Chrome Magnetic Ring Oil Filter With Nut fits 'L82-'86 FX/FL, '80-'E85 Sportster Models (OEM #63782-80A, 63810-80)
Drag Specialties
$15.95Drag Specialties - 2-1/4" Chrome Magnetic Ring Oil Filter With Nut fits 'L82-'86 FX/FL, '80-'E85 Sportster Models (OEM #63782-80A, 63810-80) Features: High-quality chrome spin-on-style oil filters Magnetic filters are designed with a magnetic ring...$15.95 -
Drag Specialties - 5-1/2" Chrome Magnetic Ring Oil Filter With Nut fits '91-'98 FXD Model (OEM #63813-90)
Drag Specialties
$15.95Drag Specialties - 5-1/2" Chrome Magnetic Ring Oil Filter With Nut fits '91-'98 FXD Model (OEM #63813-90) Features: High-quality chrome spin-on-style oil filters Magnetic filters are designed with a magnetic ring in center to capture small particles...$15.95 -
Drag Specialties - 3-1/4" Chrome Magnetic Ring Oil Filter With Nut fits '17-'24 M-Eight, '99-'17 Twin Cam Models (OEM #63798-99, 63731-99A)
Drag Specialties
$15.95Drag Specialties - 3-1/4" Chrome Magnetic Ring Oil Filter With Nut fits '17-'24 M-Eight, '99-'17 Twin Cam Models (OEM #63798-99, 63731-99A) Features: High-quality chrome spin-on-style oil filters Magnetic filters are designed with a magnetic ring in...$15.95 -
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
$10.95 - $11.95Drag 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...$10.95 - $11.95 -
Drag Specialties - Oil Filter with Nut fits '91-'98 Dyna Glide Models (OEM #63813-90)
Drag Specialties
$10.95 - $11.95Drag Specialties - Oil Filter with Nut fits '91-'98 Dyna Glide Models (OEM #63813-90) Features: High-quality spin-on filters are a dependable replacement for most Harley-Davidson models Includes a 17 mm hex nut on the end of the filter for easy...$10.95 - $11.95 -
Drag Specialties - Oil Filter with Nut fits 'L82-'84 FLH, 'L82-'86 FX/FXWG, '80-'E84 Sportster Models (OEM #63782-80A, 63810-80)
Drag Specialties
$10.95 - $11.95Drag Specialties - Oil Filter with Nut fits 'L82-'84 FLH, 'L82-'86 FX/FXWG, '80-'E84 Sportster Models (OEM #63782-80A, 63810-80) Features: High-quality spin-on filters are a dependable replacement for most Harley-Davidson models Includes a 17 mm...$10.95 - $11.95 -
Drag Specialties - Oil Filter fits '17-'24 M-Eight Models (High Capacity) (OEM #627002-96, 627002-97)
Drag Specialties
$10.95 - $11.95Drag Specialties - Oil Filter fits '17-'24 M-Eight Models (High Capacity) (OEM #627002-96, 627002-97) Features: High-quality spin-on filters are a dependable replacement Fitment 2024 Harley-Davidson Road King Police...$10.95 - $11.95 -
Drag Specialties - Oil Filter with Nut fits '17-'24 M-Eight Models (High Capacity) (OEM #627002-96, 627002-97)
Drag Specialties
$11.95 - $13.95Drag Specialties - Oil Filter with Nut fits '17-'24 M-Eight Models (High Capacity) (OEM #627002-96, 627002-97) Features: High-quality spin-on filters are a dependable replacement Note: Features a 17 mm hex nut on the end of the filter for easy...$11.95 - $13.95 -
Drag Specialties - Black Oil Filter fits '21-'24 RA1250/1250S, RH 1250S, RH975/975S Models (OEM #627002-80)
Drag Specialties
$12.95Drag Specialties - Black Oil Filter fits '21-'24 RA1250/1250S, RH 1250S, RH975/975S Models (OEM #627002-80) Features: High-quality spin-on filter is a dependable replacement Fitment 2023-2024 Harley-Davidson Nightster Special...$12.95 -
Drag Specialties - Paper Oil Filter with Spring fits '65-'82 FX/FL, '57-'78 Sportster Models (OEM #63835-87T, 63837-92T, 6383940-53)
Drag Specialties
$10.95Drag Specialties - Paper Oil Filter with Spring fits '65-'82 FX/FL, '57-'78 Sportster Models (OEM #63835-87T, 63837-92T, 6383940-53) Features: High-quality drop-in oil filter Fitment 1982 Harley-Davidson Super Glide II...$10.95 -
Drag Specialties - Oil Filter fits '15-'24 Indian Models (OEM #25207-99, 25214-21)
Drag Specialties
$8.95 - $10.95Drag Specialties - Oil Filter fits '15-'24 Indian Models (OEM #25207-99, 25214-21) Features: High-quality spin-on filter A dependable replacement for OEM Fitment 2023 Indian Pursuit Elite - - 2023 Indian Challenger...$8.95 - $10.95 -
Drag Specialties - Oil Filter Wrench fits '01-'21 Big Twin Models
Drag Specialties
$9.95Drag Specialties - Oil Filter Wrench fits '01-'21 Big Twin Models Features: 14-flute cutout design to clear crank sensor Fits Drag Specialties and most other oil filters with 14 flutes Fitment 2018 Harley-Davidson Softail Breakout...$9.95 -
Drag Specialties - Oil Filter Wrench for S&S Filters
Drag Specialties
$9.95Drag Specialties - Oil Filter Wrench for S&S Filters Features: 74 mm ID / 15 flute design - compatable with stepped S&S oil filters Stamped steel construction with a durable black finish 3/8” square drive Will also fit Drag oil...$9.95 -
Drag Specialties - Oil Filter fits '17-'24 M-Eight (Standard Capacity), '99-'17 Twin Cam Models (OEM #63731-99A, 63798-99)
Drag Specialties
$9.95 - $10.95Drag Specialties - Oil Filter fits '17-'24 M-Eight (Standard Capacity), '99-'17 Twin Cam Models (OEM #63731-99A, 63798-99) Features: High-quality spin-on filters are a dependable replacement Fitment 2024 Harley-Davidson Road King Police...$9.95 - $10.95 -
Drag Specialties - Oil Filter fits '91-'98 Dyna Glide Models (OEM #63813-90)
Drag Specialties
$7.95 - $10.95Drag Specialties - Oil Filter fits '91-'98 Dyna Glide Models (OEM #63813-90) Features: High-quality spin-on filters are a dependable replacement Fitment 1995-1998 Harley-Davidson Super Glide...$7.95 - $10.95
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.