Engine
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Colony - Acorn Headbolt Covers - Chrome fits Harley FL and FX (see desc.)
Colony Machine
$23.99Chrome acorn type headbolt covers Fits: FXST 1986-1998 FLST 1986-1998 FLT 1986-1998 FXR 1986-1994 FXD 1991-1998$23.99 -
On Sale
Colony - Cam Cover Allen Screws fits Harley FL, FX (see desc.) - Chrome
Colony Machine
MSRP: $19.26Now: $16.99Was: $19.26Colony Cam cover allen screws. Fits:FL 1970-1984FX 1971-1984FXST 1984-1992FLT 1984-1992FXR 1984-1992FLST 1986-1992 UOM: 7 - SETMSRP: $19.26Now: $16.99Was: $19.26 -
On Sale
Colony - Chrome Rocker Cover Screw Kit fits Harley XL, FL, FXD - Acorn
Colony Machine
MSRP: $33.98Now: $29.99Was: $33.98Colony Machine Rocker box screw set, Chrome Acorn style. Fits: FXST 1984-1998 FLST 1986-1998 FLT 1984-1998 FXR 1984-1994 FXD 1991-1998 XL 1986-UPMSRP: $33.98Now: $29.99Was: $33.98 -
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 -
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 -
On Sale
Arlen Ness - 10-Gauge Cam Cover fits '01-'17 Twin Cam Models W/O Cam Position Sensor
Arlen Ness
MSRP: $299.95Now: $269.96Was: $299.95Arlen Ness - 10-Gauge Cam Cover fits '01-'17 Twin Cam Models W/O Cam Position Sensor This gauge cover is available in your choice of a chrome, black anodized w/ machined accents, titanium anodized or black anodized finish. Features Machined from 6061...MSRP: $299.95Now: $269.96Was: $299.95 -
Drag Specialties - High-Performance Twin Cam Oil Pump Fits '07-'17 Twin Cam & '06 Dyna Models
Drag Specialties
$156.95Drag 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%...$156.95 -
Feuling - Outer Camshaft Bearing Kit Fits '99-'06 Big Twin Models (Exc. '06 Dyna Models) W/ Chain Drive
Feuling
$49.95 - $69.95Feuling - Outer Camshaft Bearing Kit Fits '99-'06 Big Twin Models (Exc. '06 Dyna Models) W/ Chain Drive Features Kit includes one ball bearing front cam bearing and one roller bearing rear cam bearing with...$49.95 - $69.95 -
Feuling - 12-Point Engine Fastener Cam/Pinion Shaft Bolt Kit fits '99-'17 Twin Cam Models
Feuling
$39.95Feuling - 12-Point Engine Fastener Cam/Pinion Shaft Bolt Kit fits '99-'17 Twin Cam Models This kit comes with bolts, hardened washers and a camshaft retaining ring (black oxide). The tensile strength of this kit is rated at 170,000 psi (EU: 1172,11...$39.95 -
Feuling - 12-Point Rocker Box Engine Fastener Kit fits '01-'16 Touring, '02-'17 Softail and '01-'17 Dyna Models
Feuling
$139.95Feuling - 12-Point Rocker Box Engine Fastener Kit fits '01-'16 Touring, '02-'17 Softail and '01-'17 Dyna Models This kit comes with rocker supports, breathers, rocker housings and moly lube (qty. 24)) (black oxide). The tensile strength of this kit is...$139.95 -
Feuling - ARP 12-Point Evolution External Fastener Bolt Kit fits '85-'99 Big Twin Models
Feuling
$229.95Feuling - ARP 12-Point Evolution External Fastener Bolt Kit fits '85-'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...$229.95 -
Cometic - Primary Gasket Kit fits '91-'03 Sportster Models
Cometic
$56.65Cometic - Primary Gasket Kit fits '91-'03 Sportster 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 rubber which is bonded...$56.65 -
James Gaskets - James Rubber Rocker Box Gasket Kit fits '91-'03 Sportster Models
James Gaskets
$68.95James Gaskets - James Rubber Rocker Box Gasket Kit fits '91-'03 Sportster Models This kit comes complete with all of the necessary inner, upper and lower rocker box gaskets and bolt washers. Made in the U.S.A...$68.95 -
On Sale
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
MSRP: $1,099.95Now: $1,009.76Was: $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...MSRP: $1,099.95Now: $1,009.76Was: $1,121.95 -
On Sale
S&S Cycle - Tappet Cuffs fits '06-'21 XL Models (Exc. '21 Sportster S/RH1250S) Repl. OEM #18505-06
S&S Cycle
MSRP: $79.95Now: $73.76Was: $81.95S&S Cycle - Tappet Cuffs fits '06-'21 XL Models (Exc. '21 Sportster S/RH1250S) Repl. OEM #18505-06 With these cuffs, you can capture the tappets and not worry about affecting vertical motion to keep them perfectly aligned, even in high-stress, high...MSRP: $79.95Now: $73.76Was: $81.95 -
On Sale
S&S Cycle - Steel Rotary Breather Gear fits '84-'99 Harley Models - Big Twin
S&S Cycle
MSRP: $119.95Now: $113.36Was: $125.95S&S Cycle - Steel Rotary Breather Gear fits '84-'99 Harley Models - Big Twin Features: All-steel construction Welded-in screen Higher flow than stock Elongated breather pocket scavenge hole for increased...MSRP: $119.95Now: $113.36Was: $125.95 -
Colony Machine - Lower Rocker Box Mounting Kit fits '86-'20 XL Models
Colony Machine
$34.95Colony Machine - Lower Rocker Box Mounting Kit fits '86-'20 XL Models The Colony Machine Lower Rocker Box Mounting Kit is 100% U.S.A manufactured of the highest quality materials. Colony is among the most popular brands for the do-it-yourself biker,...$34.95 -
Trask Assault Series Cam Covers - fits '01-'17 Twin Cam w/o Cam Position Sensor
Trask Performance
$429.95Trask Assault Series Cam Covers - fits '01-'17 Twin Cam w/o Cam Position Sensor Available in Chrome, Gloss Black, and Raw Machined. Features: Transparent for viewing internal engine components Matches Assault series air cleaners Made in the U.S.A...$429.95 -
Custom Cycle Engineering - Finned Rocker Covers for Panhead 1948-1965
Custom Cycle Engineering
$457.95 - $584.95Custom Cycle Engineering - Finned Rocker Covers for Panhead 1948-1965 Part of the Randy Smith collection by Custom Cycles Engineering, these finned covers are for Harley Panhead engines 1948-1965. Details: Original Randy Smith design Made from 356...$457.95 - $584.95 -
On Sale
S&S Chrome Rocker Box for Harley Evo Big Twin 1984-1999
S&S Cycle
$1,151.96 - $1,493.96S&S Chrome Rocker Box for Harley Evo Big Twin 1984-1999 Chrome rocker box available in billet or die-cast construction. Please be sure to check the fitment table below to ensure it will fit your bike! Details: Positive O-ring seal ensures...$1,151.96 - $1,493.96 -
Custom Cycle Engineering - Rear Motor Mount - fits Dyna Models
Custom Cycle Engineering
$646.95Custom Cycle Engineering Rear Motor Mount fits Dyna Models Custom Cycle Engineering is just what you need for your Harley. This product promotes safety with two separate aligned damper bushings that increase control of the swing arm. Made from tough...$646.95 -
James Gaskets - Gasket Kit, Tappet Cover-Pushrod Tube - fits '99-Up Twin Cam
James Gaskets
$37.95The James Gaskets Gasket Kit, Tappet Cover Pushrod Tube: State of the art material Made in the USA Includes Mounting Hardware Fitment: '99-Up Twin Cam Models$37.95 -
Colony - Cylinder Base Acorn Nut and Washer Set - Chrome fits '57-'84 XL
Colony Machine
$25.99Cylinder Base Chrome Acorn Nut and Washer Set Fits: XL 1957-1984$25.99 -
Colony - Rocker Shaft End Plugs - fits Harley FL, FX, XL (see desc.)
Colony Machine
$39.99The chrome rocker arm shaft end plug makes installation and removal a much easier job than with the original slotted part. Includes 4 plugs per set. Fits: FL 1971-1984 FX 1971-1984 FLT 1979-1983 FXR 1982-1983 XL 1971-1984$39.99 -
On Sale
Joker Machine - Points Cover - Fits '99-'16 Twin Cam
Joker Machine
$59.36 - $64.76The Joker Machine Points Covers are chrome-plated or anodized billet aluminum finish Mounting screws included Made in the USA$59.36 - $64.76 -
V-Twin - 74" Shovelhead Cylinder and Piston Kit fits '66-'78 FL, '71-'78 FX Model
V-Twin Manufacturing
$523.92V-Twin - 74" Shovelhead Cylinder and Piston Kit fits '66-'78 FL, '71-'78 FX Model 74" Shovelhead cylinder and piston kit, honed and pre fitted with 8.5:1 compression cast pistons and Hasting rings Features: They are ready to run and will require...$523.92 -
Colony - Tappet Adjuster Locknuts fits '38-'84 Big Twin (Except Evolution) & '57-'85 Sportster Models
Colony Machine
$12.95Colony - Tappet Adjuster Locknuts fits '38-'84 Big Twin (Except Evolution) & '57-'85 Sportster Models Features: Split locknuts with 9/32"-32 thread Made in the U.S.A. Fitment 1984 Harley-Davidson Electra Glide Special...$12.95 -
Colony - 7143-4 Rocker Shaft End Plugs fits '66-'70 Shovelhead & '57-'70 Sportster Models
Colony Machine
$36.95Colony - 7143-4 Rocker Shaft End Plugs fits '66-'70 Shovelhead & '57-'70 Sportster Models Features: Designed to make installation or removal easier Made in the U.S.A. Fitment 1966-1970 Harley-Davidson Electra Glide...$36.95 -
Drag Specialties - Rear Master Cylinder Cover fits M8 Softail Models
Drag Specialties
$29.95Drag Specialties - Rear Master Cylinder Cover fits M8 Softail Models$29.95 -
V-Twin - Chrome Top Engine Mount Stabilizer fits '92-'04 Dyna Models
V-Twin Manufacturing
$142.94V-Twin - Chrome Top Engine Mount Stabilizer fits '92-'04 Dyna Models V-Twin's Chrome Finish Top Motor Mount Stabilizer Kit comes with adjustable stabilizer links and all necessary hardware to ensure a hassle-free installation. The rubber isolated links...$142.94 -
On Sale
S&S Cycle - 136" Big Bore Cylinder Kit fits '17 & Up M8 Engines
S&S Cycle
MSRP: $1,599.95Now: $1,439.96Was: $1,599.95S&S Cycle - 136" Big Bore Cylinder 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 compatible with stock crankcases,...MSRP: $1,599.95Now: $1,439.96Was: $1,599.95Qty in Cart: 0Quantity:Price:MSRP: $1,599.95Now: $1,439.96Was: $1,599.95Subtotal: -
Drag Specialties - Spin-On Drop-In Oil Filter Element fits '36-'84 Big Twin Models (Repl. OEM #63840-48A)
Drag Specialties
$6.95Drag Specialties - Spin-On Drop-In Oil Filter Element fits '36-'84 Big Twin Models (Repl. OEM #63840-48A) This is a high-quality drop-in oil filter element. Fitment 1984 Harley-Davidson Electra Glide Special...$6.95 -
Drag Specialties - Cam Cover fits '73-'92 Big Twin Models
Drag Specialties
$171.95 - $189.95Drag 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...$171.95 - $189.95 -
Drag Specialties - Cam Chain Tensioner Kit fits '07-'17 Twin Cam & '06 Dyna Models (Repl. OEM #S 39968-06/39969-06)
Drag Specialties
$78.95Drag 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...$78.95 -
Feuling - Headbolt Kit fits '99-'17 Twin Cam and '92-'22 Sportster Models (exc. '21-'22 Sportster S/RH1250S, 22 Nightster/RH975)
Feuling
$299.95Feuling - Headbolt Kit fits '99-'17 Twin Cam and '92-'22 Sportster Models (exc. '21-'22 Sportster S/RH1250S, 22 Nightster/RH975) This kit features wide underhead flange bolts and hardened chamfered washers that provide even load distribution for the...$299.95 -
Cometic - Primary Gasket Kit fits '77-'90 Sportster Models
Cometic
$56.65Cometic - Primary Gasket Kit fits '77-'90 Sportster 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 rubber which is bonded...$56.65 -
On Sale
S&S Cycle - Wrinkle Black 124" Big Bore Kit W/O Highlighted Cylinder Fins fits '17-'21 107" M8 Engines
S&S Cycle
MSRP: $1,419.95Now: $1,405.76Was: $1,561.95S&S Cycle - Wrinkle Black 124" Big Bore Kit W/O Highlighted Cylinder Fins fits '17-'21 107" M8 Engines This is a bolt-on kit that features the biggest bore possible with no machining of the crankcases necessary! It includes all of the required...MSRP: $1,419.95Now: $1,405.76Was: $1,561.95 -
On Sale
S&S Cycle - Wrinkle Black XL883 to 1200 Conversion Kit fits '86-'20 XL 883 Models
S&S Cycle
MSRP: $1,150.95Now: $986.36Was: $1,095.95S&S Cycle - Wrinkle Black XL883 to 1200 Conversion Kit fits '86-'20 XL 883 Models This conversion kit installs in no time at all since the pistons are already fit to the cylinders, making them prepared for assembly as soon as you open them! The kits...MSRP: $1,150.95Now: $986.36Was: $1,095.95 -
On Sale
S&S Cycle - Oil Pump and Cam Support Plate Kit fits '17-'21 M8 Models W/ Oil-Cooled Engines
S&S Cycle
MSRP: $819.95Now: $753.26Was: $836.95S&S Cycle - Oil Pump and Cam Support Plate Kit fits '17-'21 M8 Models W/ Oil-Cooled Engines S&S Cycle's Oil Pump and Cam Support Plate Kit for '17-'21 M8 Models with Oil-Cooled Engines delivers a 20% flow increase on the supply side as well as a...MSRP: $819.95Now: $753.26Was: $836.95 -
James Gaskets - Complete Gasket Set fits '66-'84 Shovelhead 4-Speed; Repl. OEM #17029-70/17029-66
James Gaskets
$128.95James Gaskets - Complete Gasket Set fits '66-'84 Shovelhead 4-Speed; Repl. OEM #17029-70/17029-66 This top-quality complete gasket set comes with the gaskets, oil seals and O-rings required to completely rebuild '66-'84 Shovelhead 4-Speed . Made in...$128.95
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.