Engine
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Colony - 7705-4 Rocker Box Drain Tube Fitting Kit fits '36-'40 EL, '41-'47 FL Models (OEM #17320-38)
Colony Machine
$27.80Colony - 7705-4 Rocker Box Drain Tube Fitting Kit fits '36-'40 EL, '41-'47 FL Models (OEM #17320-38) Rocker box drain tube fitting kit. Fitment: EL 1936-1940 FL 1941-1947$27.80 -
Colony - 7709-32 Cadmium Head Nut Set fits '42-'50 W Model
Colony Machine
$50.80Colony - 7709-32 Cadmium Head Nut Set fits '42-'50 W Model Head nut set with washers are cadmium finish for side valve models 3/8"-16 thread. Fitment: W 1942-1950$50.80 -
Colony - 7710-18 Cadmium Headbolt Washer fits '37-'47 UL, '29-'52 WL, '29-'73 G Models (OEM #16822-39)
Colony Machine
$42.64Colony - 7710-18 Cadmium Headbolt Washer fits '37-'47 UL, '29-'52 WL, '29-'73 G Models (OEM #16822-39) Cadmium aluminum headbolt washer Fitment: UL 1937-1947 WL 1929-1952 G 1929-1973$42.64 -
Colony - 7711-18 Cadmium Cylinder Headbolt fits '31-'36 V, '37-'48 U Models
Colony Machine
$104.92Colony - 7711-18 Cadmium Cylinder Headbolt fits '31-'36 V, '37-'48 U Models Cadmium cylinder headbolt for use on 74" and 80" Side Valve motors with aluminum heads Fitment: V 1931-1936 U 1937-1948$104.92 -
Colony - 7711-18-45 Cadmium Headbolt fits '29-'52 WL, '29-'73 G Models
Colony Machine
$95.71Colony - 7711-18-45 Cadmium Headbolt fits '29-'52 WL, '29-'73 G Models Cadmium headbolt, stock with aluminum heads for 45" side valve models Order washers separately Fitment: WL 1929-1952 G 1929-1973$95.71 -
Colony - 7712-36 Cadmium Headbolt fits '29-'52 WL, '29-'73 G Models
Colony Machine
$103.43Colony - 7712-36 Cadmium Headbolt fits '29-'52 WL, '29-'73 G Models Cadmium headbolt for side valve models. Fitment: WL 1929-1952 G 1929-1973$103.43 -
Colony - 7713-20 Cadmium Stock 61" Cylinder Head Bolt fits '36-'39 EL Model
Colony Machine
$75.40Colony - 7713-20 Cadmium Stock 61" Cylinder Head Bolt fits '36-'39 EL Model Cadmium 61" cylinder head bolt Fitment: EL 1936-1939$75.40 -
Colony - 7714-20 Cadmium Stock Cylinder Head Bolt fits '40-'47 FL Model
Colony Machine
$75.28Colony - 7714-20 Cadmium Stock Cylinder Head Bolt fits '40-'47 FL Model Cadmium stock cylinder head bolt Fitment: FL 1940-1947$75.28 -
Colony - 7813-8 Chrome Cylinder Base Nut fits '79-'83 FLT, '78-'84 FL/FX Models
$38.11Colony - 7813-8 Chrome Cylinder Base Nut fits '79-'83 FLT, '78-'84 FL/FX Models Chrome cylinder base nut Fitment: FLT 1979-1983 FXR 1982-1983 FL 1978-1984 FX 1978-1984$38.11 -
V-Twin - Ironhead Hardware Kit fits '57-'03 Sportster Model
V-Twin Manufacturing
$45.35V-Twin - Ironhead Hardware Kit fits '57-'03 Sportster Model Sportster hardware kit includes zinc plated hex bolts and nyloc nuts with a cadium hex type front motor mount kit. For installing 1957-1985 Ironhead engines on 1986-2003 XL rigid frame...$45.35 -
Colony - 9701-1 Rocker Feed Line Nipple Parkerized fits '36-'40 EL, '41-'41 FL Models (OEM #33615-36)
V-Twin Manufacturing
$15.86Colony - 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 1941-1941$15.86 -
Colony - Pushrod Kit fits '57-'85 Sportster w/ Solid Lifters (OEM #17904-57)
Colony Machine
$57.95Colony - Pushrod Kit fits '57-'85 Sportster w/ Solid Lifters (OEM #17904-57) Features: Aircraft-grade aluminum tubing Heat-treated steel tips Fits stock stroke lengths Made in the U.S.A. Fitment 1983-1985 Harley-Davidson Sportster...$57.95 -
Thrashin Supply Co. - Gen 2 Smooth M8 Cam Cover fits '24+ Touring Model
$109.95 - $119.95Thrashin Supply Co. - Gen 2 Smooth M8 Cam Cover fits '24+ Touring Model Features: Slim design and cut away corner for improved floorboard clearance Hardware included Aircraft Grade 6061 Aluminum Made in the USA Fitment: Fits 2024+ Touring...$109.95 - $119.95 -
Thrashin Supply Co. - Gen 2 Finned M8 Cam Cover fits '24+ Touring Model
$119.95 - $129.95Thrashin Supply Co. - Gen 2 Finned M8 Cam Cover fits '24+ Touring Model Features: Slim design and cut away corner for improved floorboard clearance Hardware included Aircraft Grade 6061 Aluminum Made in the USA Fitment: Fits 2024+ Touring...$119.95 - $129.95 -
Drag Specialties - Oil Pressure Switch fits '84-'99 Evolution Big Twin Models (Except '87-'98 FLHT/FLTR (OEM #26561-84))
Drag Specialties
$13.21Drag Specialties - Oil Pressure Switch fits '84-'99 Evolution Big Twin Models (Except '87-'98 FLHT/FLTR (OEM #26561-84)) Features: Precision-calibrated replacement oil pressure switches feature heavy contacts, brass pressure ferrules, thermo-plastic...$13.21 -
Colony - Motor Case Stud Kit fits '70-'78 Shovelhead Model (OEM #24806-36, 24815-40) - Cadmium
Colony Machine
$57.95Colony - Motor Case Kit fits '70-'78 Shovelhead Model (OEM #24806-36, 24815-40) - Cadmium Features: Contain all necessary hardware to bolt together stock motor cases Made in the U.S.A. Replacement Part for...$57.95 -
Colony - Motor Case Stud Kit fits '48-'64 Panhead Model (OEM #24806-36, 24809-30)
Colony Machine
$57.95Colony - Motor Case Kit fits '48-'64 Panhead Model (OEM #24806-36, 24809-30) Features: Contain all necessary hardware to bolt together stock motor cases Made in the U.S.A. Replacement Part for...$57.95 -
On Sale
Burly Brand - Black Brawler Kit fits M8 Softail Models
Burly Brand
$227.66 - $316.76Burly Brand - Black Brawler Kit fits M8 Softail Models Features: Designed to grind down during impacts to prevent bike from catching and flipping Functions as a highway bar for a secure grip and comfortable footrest on long rides Durable materials...$227.66 - $316.76 -
Out of stock
Colony - Cylinder Base Stud Set fits '30-'77 Big Twin Models (OEM #16831-30)
Colony Machine
$39.95Colony - Cylinder Base Stud Set fits '30-'77 Big Twin Models (OEM #16831-30) Features: Heat-treated for strength and durability Equal or surpass original equipment Made in the U.S.A. Fitment 1977 Harley-Davidson 1200 Low Rider...$39.95 -
Colony - Allen Oil Pump Plug Kit fits Big Twin Models (OEM #26263-80)
Colony Machine
$10.95Colony - Allen 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...$10.95 -
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 -
Colony - Rocker Arm Stud Kit fits '48-'65 Panhead Model (OEM #17647-48) - Parkerized
Colony Machine
$37.95Colony - Rocker Arm Stud Kit fits '48-'65 Panhead Model (OEM #17647-48) - Parkerized Features: High-quality studs and flexloc nuts Eight studs and nuts cover one cylinder head Fitment 1965 Harley-Davidson Electra Glide...$37.95 -
Colony - Rocker Arm Nut Kit fits '48-'65 Panhead Model (OEM #7727) - Cadmium Plated
Colony Machine
$18.95Colony - Rocker Arm Nut Kit fits '48-'65 Panhead Model (OEM #7727) - Cadmium Plated Features: High-quality studs and flexloc nuts Eight studs and nuts cover one cylinder head Fitment 1965 Harley-Davidson 1200 Electra Glide...$18.95 -
Colony - 8732-24 Chrome Aluminum Valve Cover Screw Kit fits '48-'65 Panhead Model (OEM #3578W)
Colony Machine
$45.95Colony - 8732-24 Chrome Aluminum Valve Cover Screw Kit fits '48-'65 Panhead Model (OEM #3578W) Features: Exact duplicate of original special screws used on Panhead valve covers Made in the U.S.A. Fitment 1965 Harley-Davidson Electra...$45.95 -
Colony - Upper and Lower Motor Mount Hardware fits '70-'84 Shovelhead Model (OEM #4401W, 4435W)
Colony Machine
$33.95Colony - Upper and Lower Motor Mount Hardware fits '70-'84 Shovelhead Model (OEM #4401W, 4435W) Features: Includes one 7/16" - 20 x 1-1/2" bolt, one 7/16" - 20 nylock nut, three 5/16" OD x 7/16" ID x 1/8" thick flat washers, two 3/8" - 24 x 3-1/2"...$33.95 -
Colony - 9883-20 Chrome Motor Case Bolt Kit fits '96-'98 Evolution Big Twin Models (OEM #3398, 3504A)
Colony Machine
$48.95Colony - 9883-20 Chrome Motor Case Bolt Kit fits '96-'98 Evolution Big Twin Models (OEM #3398, 3504A) Features: Includes all necessary hardware for bolting together the motor case Made in the U.S.A. Replacement Part for...$48.95 -
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 -
Colony - Hydraulic Pushrods fits '53-'65 Panhead w/ Hydraulic Lifters (OEM #17905-35B)
Colony Machine
$74.95Colony - Hydraulic Pushrods fits '53-'65 Panhead w/ Hydraulic Lifters (OEM #17905-35B) Features: Aircraft-grade aluminum tubing Heat-treated steel tips Fits stock stroke lengths Made in the U.S.A. Fitment 1965 Harley-Davidson Electra Glide FL - - ...$74.95 -
Colony - 11/16"-16 Crankcase/Oil Tank Hex Timing Plug fits '86-'95 Sportster Models (OEM #2326-38)
Colony Machine
$8.95Colony - 11/16"-16 Crankcase/Oil Tank Hex Timing Plug fits '86-'95 Sportster Models (OEM #2326-38) Features: Timing plugs in a variety of styles and fitments Include kit for stripped timing plug holes Fitment 2000 Harley-Davidson FXR...$8.95 -
Colony - 8140-34 Motor Case Studs fits '70-'78 Big Twin Models (OEM #24806-36, 24815-40, 4432)
Colony Machine
$64.95Colony - 8140-34 Motor Case Studs fits '70-'78 Big Twin Models (OEM #24806-36, 24815-40, 4432) Features: Individual chrome bolt and nut sets for specific applications Made in the U.S.A. Fitment 1978 Harley-Davidson Electra Glide...$64.95 -
Colony - Motor Mount Kit fits '70-'84 Big Twin Models (OEM #4401W, 4435W)
Colony Machine
$38.95Colony - Motor Mount Kit fits '70-'84 Big Twin Models (OEM #4401W, 4435W) Features: Individual chrome bolt and nut sets for specific applications Made in the U.S.A. Replacement Part for...$38.95 -
Colony - Replacement Cylinder Stud Set fits '85-'99 Evolution Big Twin Models (OEM #16837-85B)
Colony Machine
$101.95Colony - Replacement Cylinder Stud Set fits '85-'99 Evolution Big Twin Models (OEM #16837-85B) Features: Heat-treated for strength and durability Equal or surpass original equipment Fitment 2000 Harley-Davidson FXR...$101.95 -
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 -
Colony - Cylinder Base Acorn Hardware Kit fits '78-'84 Big Twin Models
Colony Machine
$28.95Colony - Cylinder Base Acorn Hardware Kit fits '78-'84 Big Twin Models Features: Individual acorn bolt and nut sets for specific applications Made in the U.S.A. Fitment 1984 Harley-Davidson Electra Glide Special...$28.95 -
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 -
Colony - Head Bolt Kit fits '48-'84 Big Twin Models (OEM #16814-40, 6469)
Colony Machine
$85.95Colony - Head Bolt Kit fits '48-'84 Big Twin Models (OEM #16814-40, 6469) Features: Hardened to OEM specifications to prevent stretching Made in the U.S.A. Fitment 1977 Harley-Davidson 1200 Low Rider...$85.95 -
Colony - 8224-8 Rocker Shaft End Plug fits '71-'84 Shovelhead & '71-'85 Sportster Models (OEM #17448-71A, 7875)
Colony Machine
$47.95Colony - 8224-8 Rocker Shaft End Plug fits '71-'84 Shovelhead & '71-'85 Sportster Models (OEM #17448-71A, 7875) Features: Complete sets stock-style replacement rocker shaft end plugs, nuts, and washers Made in the U.S.A...$47.95 -
Colony - 9000-4 Acorn-Style Head Bolt Cover fits '84-'E85 Evolution Big Twin Models
Colony Machine
$27.95Colony - 9000-4 Acorn-Style Head Bolt Cover fits '84-'E85 Evolution Big Twin Models Features: Cover the unsightly factory 12-point headbolts; come complete with setscrews 7/16" size Fitment 1985 Harley-Davidson Fat Bob...$27.95 -
Colony - 11/16"-16 Acorn/Oversized Timing Plug Crankcase/Oil Tank with Special Tap fits '86-'95 Sportster Models
Colony Machine
$51.95Colony - 11/16"-16 Acorn/Oversized Timing Plug Crankcase/Oil Tank with Special Tap fits '86-'95 Sportster Models Features: Timing plugs in a variety of styles and fitments Include kit for stripped timing plug...$51.95 -
Out of stock
Colony - 5/8"-18 Hex Crankcase Timing Plug (OEM #704, 720)
Colony Machine
$8.95Colony - 5/8"-18 Hex Crankcase Timing Plug (OEM #704, 720) Features: Timing plugs in a variety of styles and fitments Include kit for stripped timing plug holes Fitment 1983-1985 Harley-Davidson Sportster 1000...$8.95
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.