Engine
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Out of stock
Feuling - Fast Install Push Rods fits '99-'17 Twin Cam Models
Feuling
$221.95Feuling - Fast Install Push Rods fits '99-'17 Twin Cam Models FEULING® FAST Install adjustable pushrods are made from the same great design as the regular install FEULING® adjustable pushrods but feature a slightly shorter tapered tube and come...$221.95 -
Out of stock
Drag Specialties - Oil Filter Assembly fits '40-'84 Touring Models
Drag Specialties
$135.61Drag Specialties - Oil Filter Assembly fits '40-'84 Touring Models This assembly can be dismantled, and the filter can be replaced with the Drop-In Filter Element DS275202 (See 'Also Bought' section). Available in your choice of black or chrome finish...$135.61 -
Out of stock
Drag Specialties - Cam Cover fits '17-'22 M8 Model (Repl. OEM #25700367) - Matte Black
Drag Specialties
$147.85Drag Specialties - Cam Cover fits '17-'22 M8 Model (Repl. OEM #25700367) - Matte Black This cam cover accepts OEM gaskets and mounting hardware. Features Die-cast aluminum construction Accepts OEM-style time...$147.85 -
Out of stock
Drag Specialties - Rocker Box Cover fits '66-'84 Shovelhead Models - Polished Aluminum
Drag Specialties
$754.75Drag Specialties - Rocker Box Cover fits '66-'84 Shovelhead Models - Polished Aluminum This cover comes to you in a stunning polished aluminum finish. Features Includes both front and rear...$754.75 -
Out of stock
Drag Specialties - Rocker Box Cover fits '66-'84 Shovelhead Models - Chrome
Drag Specialties
$813.91Drag Specialties - Rocker Box Cover fits '66-'84 Shovelhead Models - Chrome This cover comes to you in a nice chrome finish. Features Includes both front and rear pieces Fitment 1984 Harley-Davidson Electra Glide Special...$813.91 -
Out of stock
Drag Specialties - Oil Pump Assembly fits '73-'91 Big Twin Models
Drag Specialties
$283.51Drag Specialties - Oil Pump Assembly fits '73-'91 Big Twin Models This is a high-quality replacement cast aluminum pump body with steel gears and a shaft. Features Raw cast aluminum finish Gaskets and seals included; mounting hardware sold...$283.51 -
Out of stock
Drag Specialties - Oil Pump Assembly Fits '92-'00 Big Twin Models
Drag Specialties
$283.51Drag Specialties - Oil Pump Assembly Fits '92-'00 Big Twin Models This is a high-quality replacement cast aluminum pump body with steel gears and a shaft. Features Raw cast aluminum finish Gaskets and seals included; mounting hardware sold...$283.51 -
Out of stock
Drag Specialties - Replacement Gerotor Scavenge for Twin Cam 88” & 96” Applications
Drag Specialties
$77.47Drag Specialties - Replacement Gerotor Scavenge for Twin Cam 88” & 96” Applications Fitment 2016-2017 Harley-Davidson Low Rider S FXDLS 2015-2016 Harley-Davidson Road Glide Special...$77.47 -
Out of stock
Drag Specialties - Replacement Gerotor Feed for Twin Cam 88” & 96” Applications
Drag Specialties
$27.49Drag Specialties - Replacement Gerotor Feed for Twin Cam 88” & 96” Applications Fitment 2016-2017 Harley-Davidson Low Rider S FXDLS 2015-2016 Harley-Davidson Road Glide Special...$27.49 -
Out of stock
Feuling - ARP 12-Point Rocker Cover Fastener Bolt Kit - Evolution fits '84-'99 Big Twin Models
Feuling
$119.95Feuling - ARP 12-Point Rocker Cover Fastener Bolt Kit - Evolution fits '84-'99 Big Twin Models This kit features quality, 12-point heat-treated 8740 chrome moly steel bolts with a black oxide finish and/or Chrome depending on your selection. There are...$119.95 -
Out of stock
Kodlin - Black Rear Engine Guards fits '18-'23 M8 Softail Models
Kodlin
$299.99Kodlin - Black Rear Engine Guards fits '18-'23 M8 Softail Models These black rear engine guards are built from steel and come with an oil cover and black crash pads. NOTE: Does not fit with stock exhaust. Spacing and fitment varies depending on...$299.99 -
Out of stock
Custom Cycle Engineering - Top Stabilizer Link - fits '99-'03 Harley Dyna
Custom Cycle Engineering
$311.58Custom Cycle Engineering - Top Stabilizer Link - fits '99-'03 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...$311.58 -
Out of stock
S&S Cycle - Wrinkle Black 80" Bore Cylinder & Piston Kit fits '84-'00 Evolution Big Twin Models W/ Stock or S&S Heads
S&S Cycle
$1,195.95S&S Cycle - Wrinkle Black 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,...$1,195.95 -
Out of stock
S&S Cycle - Black/Highlighted 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines
S&S Cycle
$1,649.95S&S Cycle - Black/Highlighted 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power...$1,649.95 -
Out of stock
S&S Cycle - Black 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines
S&S Cycle
$1,599.95S&S Cycle - Black 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power increase! It is...$1,599.95 -
Out of stock
S&S Cycle - 3.625" Bore Shovelhead Cylinder Kit fits '66-'84 Shovelhead Engines
S&S Cycle
$1,287.95S&S Cycle - 3.625" Bore Shovelhead Cylinder Kit fits '66-'84 Shovelhead Engines This Bore Shovelhead Cylinder Kit comes complete with front and rear cylinders, base nuts, headbolts, base gaskets and head gaskets. NOTE: 3.625" bore cylinders require...$1,287.95 -
Out of stock
Sawicki - Black Heat Shield Kit for Softail Models
Sawicki Exhaust
$150.00Sawicki - Black Heat Shield Kit for Softail Models Features Optional heat shields are sold each$150.00 -
Out of stock
Jagg - Deluxe Diamond Cut Oil Cooler System
Jagg Oil Coolers
$550.99Jagg - Deluxe Diamond Cut Oil Cooler System This special edition oil cooler kit is as spectacular and durable as the gem it is named after. It is the perfect solution for Harleys with perimeter, vertical frame tubes. This cooler mounts to the left frame...$550.99 -
Out of stock
Jagg - Low Mount 10-Row Horizontal Oil Cooler fits '09-'16 Touring Models
Jagg Oil Coolers
$449.95 - $574.95Jagg - Low Mount 10-Row Horizontal Oil Cooler fits '09-'16 Touring Models Jagg's 10-Row Low Mount Oil Cooler System was designed to help Twin Cam engines deliver optimum heat exchange and flow characteristics through the use of HyperFlow Technology...$449.95 - $574.95 -
Out of stock
Jagg - Low Mount 10-Row Horizontal Oil Cooler fits '84-'08 Touring Models
Jagg Oil Coolers
$449.95 - $574.95Jagg - Low Mount 10-Row Horizontal Oil Cooler fits '84-'08 Touring Models Jagg's 10-Row Low Mount Oil Cooler System was designed to help Twin Cam engines deliver optimum heat exchange and flow characteristics through the use of HyperFlow Technology...$449.95 - $574.95 -
Out of stock
Jagg - Black Low Mount 6-Row Horizontal Oil Cooler fits '00-'17 Softail Models (Exc. ABS Models)
Jagg Oil Coolers
$399.95Jagg - Black Low Mount 6-Row Horizontal Oil Cooler fits '00-'17 Softail Models (Exc. ABS Models) Jagg's 6-Row Low Mount Oil Cooler Kit was designed exclusively for Twin Cam Harley-Davidson Softail Motorcycles. Its two-pass design provides greater cooling...$399.95 -
Out of stock
Feuling - Race Series® 508 Chain Drive Camchest Kit fits '17-Up M8 Softail
Feuling
$699.95Feuling - Race Series® 508 Chain Drive Camchest Kit fits '17-Up M8 Softail NOTE: Feuling highly recommends purchasing parts #0928-0091 and 2401-0994 when buying this Camchest kit in order to ensure optimum performance (See "Also Bought" section)...$699.95 -
Out of stock
Feuling - Race Series® 508 Camchest Kit fits '17-Up M8 Oil-Cooled Motors
Feuling
$1,995.95Feuling - Race Series® 508 Camchest Kit fits '17-Up M8 Oil-Cooled Motors Please note this kit requires high lift valve springs on stock cylinder heads PART #'s 0926-2973 or 0926-2974 (See "Also Bought" Tab). Features Quieter and smoother engine...$1,995.95 -
Out of stock
Paughco - Rear Heat Shield for FL Drag Pipes
Paughco
$139.95Paughco Rear Heat Shield This heat shield is made for use with the Paughco 1-3/4" Drag Pipes for FL Models (DBC-2619)$139.95 -
Out of stock
HardDrive - XL 1200 Cylinder - fits Front and Rear
HardDrive
$263.95HardDrive XL 1200 Cylinder Features: Aluminum cylinders with cast iron sleeves All cylinders must be finish honed and matched to pistons Sold each$263.95 -
Out of stock
HardDrive - 74" Shovelhead Cylinder - (Front or Rear)
HardDrive
$185.95The HardDrive 74" Shovelhead Cylinder: Black powder-coated cast iron cylinders All cylinders must be finish honed and matched to pistons Sold each$185.95 -
Out of stock
EMD - XR Trackster Rocker Box Covers -Raw fits '04-'17 XL Models
EMD
$527.99The 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...$527.99 -
Out of stock
Feuling - Pushrods - fits '99-'15 Twin Cam
Feuling
$199.99Fueling Pushrods increases stiffness and column rigidity maximizing valve-train stability, increased engine RPM horsepower and torque output. Maintain maximum valve lift Tapered 7/16 4130 chrome moly adjustable pushrods, use a minimal adjustment...$199.99 -
Out of stock
HardDrive - Shovel Rocker Arms - Front Exh/Rear Int '66-'84 Big Twins
HardDrive
$40.95The HardDrive Shovel Rocker Arms: Fits '66-'84 Big Twin Models Rocker arms include bushings$40.95 -
Out of stock
HardDrive - Shovel Rocker Arms - Rear Exh/Front Int '66-'84 Big Twins
HardDrive
$40.95The HardDrive Shovel Rocker Arms: Fits '66-'84 Big Twin Models Rocker arms include bushings$40.95 -
Out of stock
V-Twin - 1200cc Cylinder and Piston Conversion Kit fits '04-Up XL - Silver
V-Twin Manufacturing
$712.101200cc XL Conversion cylinder and piston set includes 2 silver 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...$712.10 -
Out of stock
EMD - Ribster Cam Cover - Fits '91-Up XL Models
EMD
$178.95 - $195.95EMD - Ribster 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
S&S Cycle - Silver Powdercoat 89cc Super Stock™ Cylinder Heads fits '06-'17 Twin Cam Models (Exc. Twin Cooled Motors)
S&S Cycle
$1,995.95S&S Cycle - Silver Powdercoat 89cc Super Stock™ Cylinder Heads fits '06-'17 Twin Cam Models (Exc. Twin Cooled Motors) S&S Cycle's 89cc Super Stock™ Cylinder Heads' high port flow creates excellent performance after initial...$1,995.95
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.