Engine
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Out of stock
V-Twin - Pushrod Cover Kit fits '66-'84 Harley Shovelhead
V-Twin Manufacturing
$129.74V-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 cup, a cover washer, a gasket and a clip...$129.74 -
Out of stock
Drag Specialties - Spherical Radius Points Cover fits '17-'21 M8 Softail Models
Drag Specialties
$25.45Drag Specialties - Spherical Radius Points Cover fits '17-'21 M8 Softail Models Available in your choice of a chrome, flat black or wrinkle black finish. Features Beautiful radiused points cover matches our brake caliper inserts and fork tube cap...$25.45 -
Out of stock
Revolution Performance - Tap-It-Right Tappet Cover Kits fits '17-'23 M8 Softail Models
Revolution Performance
$575.95Revolution Performance - Tap-It-Right Tappet Cover Kits fits '17-'23 M8 Softail Models With Revolution Performance's Tap-It-Right Tappet Cover Kits, you won't have to worry about the inside bolt on the anti-rotation device breaking off in the case. The...$575.95 -
Out of stock
Drag Specialties - Spherical Radius Points Cover fits '70-'99 Big Twin (Exc. Twin Cam) and '71-'21 Sportster Models (Exc. '21 Sportster S/RH1250S Models)
Drag Specialties
$21.37Drag Specialties - Spherical Radius Points Cover fits '70-'99 Big Twin (Exc. Twin Cam) and '71-'21 Sportster Models (Exc. '21 Sportster S/RH1250S Models) Available in your choice of a chrome, flat black or wrinkle black finish. Features Beautiful...$21.37 -
Out of stock
Drag Specialties - Iso-Mount™ Rear Motor Mount fits '09-'16 Touring Models (Repl. OEM #47584-09)
Drag Specialties
$67.27Drag Specialties - Iso-Mount™ Rear Motor Mount fits '09-'16 Touring Models (Repl. OEM #47584-09) This is a urethane motor mount specifically built to last longer and out-dampen the OEM part. Sold separately...$67.27 -
Out of stock
'Til Death Cycles - "Bulletproof" Sprocket Cover fits '91-'03 Sportster Models
'Til Death Cycles
$149.95'Til Death Cycles - "Bulletproof" Sprocket Cover fits '91-'03 Sportster Models The "Bulletproof" sprocket cover is designed to keep up with those who push their sporties to the limits. The main purpose? Strengthening the footpeg and brake mount...$149.95 -
Out of stock
Rocker Lockers - Top End Noise Reduction Kit fits '84-'99 Evo Big Twin Models
Rocker Lockers
$24.99Rocker Lockers - Top End Noise Reduction Kit fits '84-'99 Evo Big Twin 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 End Noise Reduction Kit will eliminate that noise...$24.99 -
Out of stock
Comp Cams - Velva Ride Motor Mount Stabilizers - Fits Harley FLT and Dyna Models (see fitment)
Comp Cams
$162.95 - $330.95Comp Cams Velva Ride Motor Mount Stabilizers Fits Harley Davidson FLT and Dyna Models Features: Body contains a plunger encased in a specially formulated urethane to absorb vibration Sold each or in pairs Made in the U.S.A...$162.95 - $330.95 -
Out of stock
Drag Specialties - Cam Cover fits '93-'99 Evolution Big Twin Models
Drag Specialties
$224.35 - $226.39Drag Specialties - Cam Cover fits '93-'99 Evolution Big Twin Models The bushings on this cam cover are installed, pinned and reamed to OEM specifications. Available in your choice of a satin black or chrome finish. Features Die-cast aluminum...$224.35 - $226.39 -
Out of stock
Drag Specialties - Spherical Radius Points Cover fits '99-'17 Twin Cam Models
Drag Specialties
$25.45 - $26.47Drag Specialties - Spherical Radius Points Cover fits '99-'17 Twin Cam Models Available in your choice of a chrome, flat black or wrinkle black finish. Features Beautiful radiused points cover matches our brake caliper inserts and fork tube cap...$25.45 - $26.47 -
Out of stock
EMD - Rocker Covers - fits '17-Up M8
EMD
$499.95 - $539.95EMD - Rocker Covers - fits '17-Up M8 Dress up your M8 with a Rocker Cover by EMD. Features: Available in Classic Ribbed or Shovel design Available in Black or Raw finish Gaskets sold separately Fitment: 2019 - FXDR Softail Power...$499.95 - $539.95 -
Out of stock
V-Twin - 883-1200cc Cylinder and Piston Conversion Kit - fits '86-'03 XL
V-Twin Manufacturing
MSRP: $518.14$513.431200cc XL cylinder and piston conversion kit includes two black finished cylinders with milled edge fin and fitted Sifton moly 9.5:1 reverse dome piston and ring set. Fits: XL 1986-2003MSRP: $518.14$513.43 -
Out of stock
'Til Death Cycles - "Bulletproof" Sprocket Cover fits '04-Up Sportster Models - Black
'Til Death Cycles
$129.95'Til Death Cycles - "Bulletproof" Sprocket Cover fits '04-Up Sportster Models - Black Made to the same standards as our renowned Sprocket Cover for 91-03 models, our newest cover works on all XL models 04 and Up. Although these covers do not provide the...$129.95 -
Out of stock
Custom Cycle Engineering - Top Stabilizer Link - fits '04-'17 Harley Dyna
Custom Cycle Engineering
$391.95Custom Cycle Engineering - Top Stabilizer Link - fits '04-'17 Harley Dyna Does your Dyna vibrate on the highway? The Custom Cycles Top Stabilizer is just what you need. This reduces engine vibration and aligns the power train. This top stabilizer uses...$391.95 -
Out of stock
V-Twin - 107" Big Bore Twin Cam Cylinder Kit fits '99-'06 FLST/FXST/FLT/FXD Model
V-Twin Manufacturing
$675.80V-Twin - 107" Big Bore Twin Cam Cylinder Kit fits '99-'06 FLST/FXST/FLT/FXD Model 107" Twin Cam big bore cylinder kit includes 10.5:1 piston kit and steel cylinders with black finish. Requires case machining and fits a 4" stroke flywheel...$675.80 -
Out of stock
Gasbox - Custom Top Motor Mounts - Fits '04-'16 Sportster Models
Gasbox
$49.95Gasbox Custom Top Motor Mounts w/ crank key mount and coil mount Designed for OEM Fuel-injected coil Made in the USA$49.95 -
Out of stock
EMD - Knuckle Style Cam Cover - Fits '91-Up XL Models
EMD
$178.95 - $195.95EMD - Knuckle Style Cam Cover - Fits '91-Up XL Models Features Fits over OEM Cam Cover Held in place with 3 supplied Allen bolts and spacers Can be notched at upper front to make room for your OEM breather Available in Raw or Black Features cast...$178.95 - $195.95 -
Out of stock
Motorshop - Chrome Tappet Block Lifter Kit fits '53-'84 FL Model
Motorshop
$199.91Motorshop - Chrome Tappet Block Lifter Kit fits '53-'84 FL Model Kit includes chrome tappet block set and standard solid lifter set to be used with stock solid pushrods on Big Twin, Panhead and Shovelhead models. Tappets have lightning holes for...$199.91 -
Out of stock
Colony - Ignition Cover Timer Stud Kit fits '70-'79 Big Twin as, '70-'79 Sportster Models (OEM #32601-78)
Colony Machine
$13.95Colony - Ignition Cover Timer Stud Kit fits '70-'79 Big Twin as, '70-'79 Sportster Models (OEM #32601-78) Features: Reproduction of original ignition timer cover studs Made in the U.S.A. Fitment 1979 Harley-Davidson Roadster 1000...$13.95 -
Out of stock
Drag Specialties - High-Performance Twin Cam Oil Pump Fits '07-'17 Twin Cam & '06 Dyna Models
Drag Specialties
$189.67Drag Specialties - High-Performance Twin Cam Oil Pump Fits '07-'17 Twin Cam & '06 Dyna Models This pump helps to decrease oil carryover during high rpm operation; the higher volume helps to lower engine and oil temperatures. There is a gain of 16%...$189.67 -
Out of stock
S&S Cycle - Natural 80" Bore Cylinder & Piston Kit fits '84-'00 Evolution Big Twin Models W/ Stock or S&S Heads
S&S Cycle
$1,121.95S&S Cycle - Natural 80" Bore Cylinder & Piston Kit fits '84-'00 Evolution Big Twin Models W/ Stock or S&S Heads S&S Cycle's 80" Bore Cylinder & Piston Kits feature S&S 3½" bore cylinders and forged pistons, rings, wrist...$1,121.95 -
Out of stock
Drag Specialties - Cam Cover fits '73-'92 Big Twin Models
Drag Specialties
$241.69 - $268.21Drag Specialties - Cam Cover fits '73-'92 Big Twin Models The bushings on this cam cover are installed, pinned and reamed to OEM specifications. Available in your choice of a satin black or chrome finish. Features Die-cast aluminum...$241.69 - $268.21 -
Out of stock
Drag Specialties - Cam Chain Tensioner Kit fits '07-'17 Twin Cam & '06 Dyna Models (Repl. OEM #S 39968-06/39969-06)
Drag Specialties
$90.73Drag Specialties - Cam Chain Tensioner Kit fits '07-'17 Twin Cam & '06 Dyna Models (Repl. OEM #S 39968-06/39969-06) Features Stock replacement hydraulic cam chain tensioners Sold as a primary/secondary 2-piece...$90.73 -
Out of stock
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 -
Out of stock
Jagg - Vertical Frame Mount 6-Row Oil Cooler System
Jagg Oil Coolers
$399.95 - $449.95Jagg - Vertical Frame Mount 6-Row Oil Cooler System Jagg's Vertical Frame Mount 6-Row Oil Cooler System is a must-have performance part for Harley owners. This cooler mounts to the left frame down-tube, spaced away from the frame to deliver airflow to...$399.95 - $449.95 -
Out of stock
Drag Specialties - High-Performance Oil Pump fits '17-Up M8 Twin-Cooled Motors
Drag Specialties
$155.95Drag Specialties - High-Performance Oil Pump fits '17-Up M8 Twin-Cooled Motors The High-Performance Oil Pump features high-quality die-cast aluminum body construction, and high-strength steel gear construction. Features Helps to reduce oil...$155.95 -
Out of stock
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 -
Out of stock
V-Twin - 1200cc Cylinder and Piston Conversion Kit fits '04-Up XL - Black
V-Twin Manufacturing
$662.951200cc XL Conversion cylinder and piston set includes 2 black finished with milled edge fin cylinders with fitted Wiseco moly 9.5:1 reverse dome piston ring set. Order head base gasket separately. Fits: XL 2004- Up Measurements Piston...$662.95 -
Out of stock
V-Twin - 883-1200cc Cylinder and Piston Conversion Kit fits '86-'03 XL - Silver
V-Twin Manufacturing
$629.39V-Twin's 1200cc XL conversion cylinder and piston set includes 2 silver finished with milled edge fin cylinders. Cylinders have fitted Wiseco moly 9.5:1 reverse dome piston and ring set. Order rocker box gasket set, base/head gaskets separately...$629.39 -
Out of stock
Jims - 24600-58B - Crankcase Bushing
Jims
$159.95Jims - 24600-58B - Crankcase Bushing Features 360 oiling Made in the U.S.A. Replacement Part for OEM Number(s): 2460058,2460058A,2460058B Specs Features Size is +.002'' Riding Style Street Product...$159.95 -
Out of stock
V-Twin - Black Top Rocker Box Cover and D-Ring Kit fits '86-'03 Sportster Model
V-Twin Manufacturing
$281.33V-Twin - Black Top Rocker Box Cover and D-Ring Kit fits '86-'03 Sportster Model Black top rocker box cover set includes d-ring kit. Fitment: XL 1986-2003$281.33 -
Out of stock
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 -
Out of stock
Drag Specialties - Chrome Rocker Box Kit - Fits '04-'06 XL Sportster Models
Drag Specialties
$277.95Drag Specialties Chrome Rocker Box Kit Fits '04-'06 XL Sportster Models Features: Quality construction with exact dimensions ensures a perfect, leakproof fit Available in chrome or with a satin black powdercoat finish Sold each, two required per...$277.95 -
Out of stock
HardDrive - 80" Evo Cylinder - fits Front and Rear
HardDrive
$273.95HardDrive 80" Evo Cylinder Features: Aluminum cylinders with cast iron sleeves All cylinders must be finish honed and matched to pistons Sold each$273.95 -
Out of stock
HardDrive - 74" Panhead Cylinder - (Front or Rear)
HardDrive
$185.95The HardDrive 74" Panhead Cylinder: Black powder-coated cast iron cylinders All cylinders must be finish honed and matched to pistons Sold each$185.95 -
Out of stock
V-Twin - 883-1200cc Cylinder and Piston Conversion Kit fits '86-'03 XL - Black
V-Twin Manufacturing
$646.56V-Twin's 1200cc XL conversion cylinder and piston set includes 2 black finished with milled edge fin cylinders. Cylinders have fitted Wiseco moly 9.5:1 reverse dome piston and ring set. Order rocker box gasket set, base/head gaskets separately...$646.56 -
Out of stock
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 -
Out of stock
Colony - Oil Pump Plug Kit fits Big Twin Models (OEM #26263-80)
Colony Machine
$28.95Colony - Oil Pump Plug Kit fits Big Twin Models (OEM #26263-80) Features: Plug and plug kits designed for a variety of Harley-Davidson® oil systems Complete with washers (or O-rings if required) Made in the U.S.A...$28.95 -
Out of stock
Drag Specialties - Front Brake Master Cylinder Cover (OEM #41700237, 41700338)
Drag Specialties
$43.81 - $57.07Drag Specialties - Front Brake Master Cylinder Cover (OEM #41700237, 41700338) Features: Includes rubber cover gasket Fitment: 2022-2023 Harley-Davidson Softail Low Rider ST FXLRST - - 2020-2023 Harley-Davidson Softail Low...$43.81 - $57.07 -
Out of stock
Drag Specialties - Harley Touring Clutch Master Cylinder Cover (OEM #367001-30, OEM #367000-94) - Black
Drag Specialties
$63.19Drag Specialties - Harley Touring Clutch Master Cylinder Cover (OEM #367001-30, OEM #367000-94) - Black Features: Constructed from 6061 aluminum Includes gasket and mounting screws$63.19
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.