Engine
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Out of stock
Colony - 9751-11 Allen Type Cam Cover Screw Kit fits '86-Up Sportster Models
Colony Machine
$23.51Colony - 9751-11 Allen Type Cam Cover Screw Kit fits '86-Up Sportster Models Allen type cam cover screw kit. Fitment: XL 1986-UP$23.51 -
Out of stock
Colony - 9766-4 Acorn Type Tappet Block Screw Kit fits '95-'03 Sportster Models
Colony Machine
$9.86Colony - 9766-4 Acorn Type Tappet Block Screw Kit fits '95-'03 Sportster Models Acorn type tappet block screw kit. Fitment: XL 1995-2003$9.86 -
Out of stock
V-Twin - Chrome Finned Ignition System Cover fits '71-'03 Sportster Model
V-Twin Mfg
$19.76V-Twin - Chrome Finned Ignition System Cover fits '71-'03 Sportster Model Finned ignition system cover with chrome finish. Fitment: XL 1971-2003$19.76 -
Out of stock
Paughco - Chrome Panhead Cover Set fits '48-'65 FL Model (OEM #17500-48)
Paughco
$264.95Paughco - Chrome Panhead Cover Set fits '48-'65 FL Model (OEM #17500-48) Panhead cover set features a chrome steel construction. Order d-rings separately. Fitment: FL 1948-1965$264.95 -
Out of stock
V-Twin - Knucklehead Nickel Plated Rocker Box Fitting fits '36-'37 EL Model
V-Twin Mfg
MSRP: $49.01$44.55V-Twin - Knucklehead Nickel Plated Rocker Box Fitting fits '36-'37 EL Model Knucklehead rocker box fitting features a nickel plated finish. Fitment: EL 1936-1937MSRP: $49.01$44.55 -
Out of stock
V-Twin - Chrome Top Rocker Box Cover Set fits '99-'17 FLST/FXST/FXD Models
V-Twin Mfg
$701.17V-Twin - Chrome Top Rocker Box Cover Set fits '99-'17 FLST/FXST/FXD Models Chrome top rocker box cover set for Twin Cam models. Features a one piece design Panhead shape and style. Includes all necessary gaskets and hardware Fitment: FLST 1999-2017...$701.17 -
Out of stock
V-Twin - TC-88 Finned Rocker Box Set fits '99-'16 FLT/ FL, '99-'17 FLST/FXST Models
V-Twin Mfg
MSRP: $282.05$256.41V-Twin - TC-88 Finned Rocker Box Set fits '99-'16 FLT/ FL, '99-'17 FLST/FXST Models TC-88 finned rocker box set features a chrome finish. Fitment: FLT 1999-2016 FL 1999-2016 FLST 1999-2017 FXST 1999-2017MSRP: $282.05$256.41 -
Out of stock
V-Twin - Cadmium Headbolt Washer fits '37-'47 UL, '29-'52 WL, '29-'73 G Models
V-Twin Mfg
$46.00V-Twin - Cadmium Headbolt Washer fits '37-'47 UL, '29-'52 WL, '29-'73 G Models Headbolt washer constructed of aluminum features a cadium plated finish. Fitment: UL 1937-1947 WL 1929-1952 G 1929-1973$46.00 -
Out of stock
V-Twin - Oil Filter Pump Cover Plate fits '73-'84 FX, '68-'84 FL Models
V-Twin Mfg
MSRP: $111.55$101.39V-Twin - Oil Filter Pump Cover Plate fits '73-'84 FX, '68-'84 FL Models Shovelhead oil filter pump cover plate includes four 1/4" x 2-1/2"-20 screws and four 1/4" x 2-1/2"-24 allen screws. Machined screws are aluminum featuring a natural finish...MSRP: $111.55$101.39 -
Out of stock
V-Twin - Oil Pump Pressure Valve Stainless Steel fits '82-'91 FXR, '86-'91 FLST, '84-'91 FXST Models
V-Twin Mfg
$92.40V-Twin - Oil Pump Pressure Valve Stainless Steel fits '82-'91 FXR, '86-'91 FLST, '84-'91 FXST Models Machined stainless steel oil pump pressure valve for Big Twins. Fits oil pressure relief valve port on oil pumps. Used as an oil pressure indicator...$92.40 -
Out of stock
V-Twin - Transmission Motor Support fits '82-'94 FXR Model
V-Twin Mfg
$222.65V-Twin - Transmission Motor Support fits '82-'94 FXR Model Zinc plated transmission motor support features laser cut 1/4" steel with all holes in place. Includes the tab for front exhaust mounts. Acts to absorb torque between the drive train...$222.65 -
Out of stock
Colony - 9701-1 Rocker Feed Line Nipple Parkerized fits '36-'40 EL, '41-'41 FL Models (OEM #33615-36)
V-Twin Mfg
MSRP: $15.70$14.27Colony - 9701-1 Rocker Feed Line Nipple Parkerized fits '36-'40 EL, '41-'41 FL Models (OEM #33615-36) Parkerized rocker feed line nipple. Fitment: EL 1936-1940 FL 1941-1941MSRP: $15.70$14.27 -
Out of stock
Colony - Cylinder Base XLR Type Nut fits '57-'84 Sportster Models
Colony Machine
$35.95Colony - Cylinder Base XLR Type Nut fits '57-'84 Sportster Models Features: For use on specific applications Made in the U.S.A. Fitment 1983-1985 Harley-Davidson Sportster 1000 XLX - - 1983-1984 Harley-Davidson Sportster 1000...$35.95 -
Out of stock
Colony - Head Bolt Set fits '86-'91 Sportster Models (OEM #16478-85A, 16480-85A)
Colony Machine
$86.95Colony - Head Bolt Set fits '86-'91 Sportster Models (OEM #16478-85A, 16480-85A) Features: 12-point replacement headbolts Made in the U.S.A. Fitment 1992 Harley-Davidson Dyna Daytona FXDB - - 1991 Harley-Davidson Dyna Sturgis...$86.95 -
Out of stock
Colony - Head Bolt Kit fits '57-'72 Sportster Models (OEM #4714W)
Colony Machine
$69.95Colony - Head Bolt Kit fits '57-'72 Sportster Models (OEM #4714W) Features: Hardened to OEM specifications to prevent stretching Made in the U.S.A. Fitment 1972 Harley-Davidson Sportster 1000 XLH - - 1972 Harley-Davidson Sportster 1000 XLCH - - ...$69.95 -
Out of stock
Colony - Replacement Cylinder Stud Set fits '99-'17 Twin Cam Models (OEM #16834-99/A)
Colony Machine
$88.95Colony - Replacement Cylinder Stud Set fits '99-'17 Twin Cam Models (OEM #16834-99/A) Features: Heat-treated for strength and durability Equal or surpass original equipment Fitment 2016-2017 Harley-Davidson Softail Slim S...$88.95 -
Out of stock
Colony - Intake Manifold Nut fits '40-'54 Big Twin Models (OEM #27052-40) - Cadmium
Colony Machine
$52.95Colony - Intake Manifold Nut fits '40-'54 Big Twin Models (OEM #27052-40) - Cadmium Features: Precision machined duplicates of original intake manifold seals, nuts and nipples Made in the U.S.A. Fitment 1949-1954 Harley-Davidson Hydra...$52.95 -
Out of stock
Colony - Rocker End Cap fits '71-'85 Sportster Models
Colony Machine
$36.95Colony - Rocker End Cap fits '71-'85 Sportster Models Features: Individual chrome cap nut and bolt sets for specific applications Made in the U.S.A. Fitment 1984 Harley-Davidson Electra Glide Special...$36.95 -
Out of stock
Colony - Cylinder Base Stud Set fits '78-'84 Big Twin Models (OEM #16837-78)
Colony Machine
$39.95Colony - Cylinder Base Stud Set fits '78-'84 Big Twin Models (OEM #16837-78) Features: Heat-treated for strength and durability Equal or surpass original equipment Made in the U.S.A. Fitment 1984 Harley-Davidson Electra Glide Special...$39.95 -
Out of stock
Colony - 8711-8 12-Point Lift Block Screws fits '48-'E77 Big Twin Models (OEM #3750)
Colony Machine
$18.95Colony - 8711-8 12-Point Lift Block Screws fits '48-'E77 Big Twin Models (OEM #3750) Features: Made in the USA Sold in sets of 8 Fitment 1974-1976 Harley-Davidson 1200 Super Glide FXE - Notes: 1976Fits Early 1976...$18.95 -
Out of stock
Colony - Oil Relief Plug fits '54-'67 Big Twin Models (OEM #26377-54) - Chrome
Colony Machine
$13.95Colony - Oil Relief Plug fits '54-'67 Big Twin Models (OEM #26377-54) - Chrome Features: Made in the U.S.A. Fitment 1965-1967 Harley-Davidson Electra Glide FL - - 1965-1967 Harley-Davidson 1200 Electra Glide...$13.95 -
Out of stock
Colony - 8740-19 Chrome Oil Pump Mounting Hardware fits '36-'67 Big Twin Models (OEM #24819-36, 24820-36, 3834)
Colony Machine
$36.95Colony - 8740-19 Chrome Oil Pump Mounting Hardware fits '36-'67 Big Twin Models (OEM #24819-36, 24820-36, 3834) Features: 1/4"-24 hard-to-find hex nuts come in a six-pack OEM style kit is a complete kit that includes studs, nuts and hex...$36.95 -
Out of stock
S&S Cycle - 136" Big Bore Cylinder Kit fits '17 & Up M8 Engines
S&S Cycle
$1,599.95 - $1,643.95S&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,...$1,599.95 - $1,643.95 -
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 stockOn Sale
Arlen Ness - Finned Cam Cover fits '14-'21 Models W/ 111" or 116" Thunder Stroke® Engines
Arlen Ness
MSRP: $199.95Now: $179.96Was: $199.95Arlen Ness - Finned Cam Cover fits '14-'21 Models W/ 111" or 116" Thunder Stroke® Engines The Arlen Ness Finned Cam Cover has a 3D-sculpted design that matches the finned rocker box's on Indian 111" Thunderstroke engines...MSRP: $199.95Now: $179.96Was: $199.95 -
Out of stock
Roland Sands Design - Nostalgia Points Cover fits '70-'99 Big Twin (Exc. Twin Cam Models) & '14-'21 Sportster Models (Exc. '21 Sportster S/RH 1250S Models)
Roland Sands Design
$147.95Roland Sands Design - Nostalgia Points Cover fits '70-'99 Big Twin (Exc. Twin Cam Models) & '14-'21 Sportster Models (Exc. '21 Sportster S/RH 1250S Models) This points cover is machined from billet aluminum to exacting standards. Features Custom...$147.95 -
Out of stock
Drag Specialties - Rocker Box Cover fits '66-'84 Shovelhead Models - Chrome
Drag Specialties
$1,004.83Drag 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...$1,004.83 -
Out of stock
Drag Specialties - Oil Pump Assembly fits '73-'91 Big Twin Models
Drag Specialties
$294.63Drag 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...$294.63 -
Out of stock
Drag Specialties - Oil Pump Assembly Fits '92-'00 Big Twin Models
Drag Specialties
$294.63Drag 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...$294.63 -
Out of stock
Feuling - Dress Up Engine Case Bolt Fastener Kit fits '00-'17 Twin Cam B Motors
Feuling
$139.95Feuling - Dress Up Engine Case Bolt Fastener Kit fits '00-'17 Twin Cam B Motors This kit features precision-rolled threads for the utmost engagement in order to stop galling and deliver better regular torque loading. The wide underhead flange design...$139.95 -
Out of stock
Feuling - Headbolt Kit fits '17-'22 M8 Models (3.125" Under Head Length)
Feuling
$399.95Feuling - Headbolt Kit fits '17-'22 M8 Models (3.125" Under Head Length) This kit features wide underhead flange bolts and hardened chamfered washers that provide even load distribution for the utmost surface sealing to prevent leaks. There are...$399.95 -
Out of stock
Feuling - ARP 12-Point Rocker Cover Fastener Bolt Kit - Evolution fits '84-'99 Big Twin Models
Feuling
$129.95Feuling - 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...$129.95 -
Out of stock
Feuling - Dress Up Engine Case Bolt Fastener Kit fits '18-'22 Softail Models
Feuling
$129.95Feuling - Dress Up Engine Case Bolt Fastener Kit fits '18-'22 Softail Models This kit features precision-rolled threads for the utmost engagement in order to prevent galling and deliver better consistent torque loading. The wide underhead flange design...$129.95 -
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
Feuling - Chassis/Trim Bolt Fastener Kit fits '91-'03 Sportster Models
Feuling
$199.95Feuling - Chassis/Trim Bolt Fastener Kit fits '91-'03 Sportster Models This is a complete external fastener kit that's designed for certain Harley-Davidson Sportster Models (See 'Fitment' tab). NOTE: Designed for rear brake rotor, lower front caliper...$199.95 -
Out of stock
S&S Cycle - Chrome Die-Cast Rocker Box fits '99-'17 Twin Cam Motors
S&S Cycle
$1,091.95S&S Cycle - Chrome Die-Cast Rocker Box fits '99-'17 Twin Cam Motors Features Positive O-ring seal ensures leak-free operation Include rocker boxes, gaskets and mounting bolts The assembler must supply rocker shafts and and rocker arms for all...$1,091.95 -
Out of stock
S&S Cycle - Black Powdercoat 117" Big Bore Kit fits '07-'17 Twin Cam Engines (4.125" Bore, 4⅜" Stroke, 10.5:1 Comp. W/ Stock Heads)
S&S Cycle
$1,643.95S&S Cycle - Black Powdercoat 117" Big Bore Kit fits '07-'17 Twin Cam Engines (4.125" Bore, 4⅜" Stroke, 10.5:1 Comp. W/ Stock Heads) This Big Bore Kit produces outstanding outcomes with stock cylinder heads. It comes complete with cylinders, pistons,...$1,643.95 -
Out of stock
S&S Cycle - Stone Gray Powdercoat 124" Big Bore Kit fits '07-'17 Twin Cam Engines (4.125" Bore, 4⅝" Stroke, 11.4:1 Comp. W/ Stock Heads)
S&S Cycle
MSRP: $1,679.95$1,643.95S&S Cycle - Stone Gray Powdercoat 124" Big Bore Kit fits '07-'17 Twin Cam Engines (4.125" Bore, 4⅝" Stroke, 11.4:1 Comp. W/ Stock Heads) This Big Bore Kit comes complete with cylinders, pistons, rings and gaskets (head, base and exhaust)...MSRP: $1,679.95$1,643.95 -
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
$1,231.95S&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,...$1,231.95 -
Out of stock
S&S Cycle - Wrinkle Black 124" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'21 107" M8 Engines
S&S Cycle
$1,632.95S&S Cycle - Wrinkle Black 124" Big Bore Kit W/ 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...$1,632.95
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.