Engine
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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 t$48.95 -
Colony - Oil Tappet Screen and O-Ring fits '00-'17 Softail Models (OEM #11301, 24983-00)
Colony Machine
$5.95Colony - Oil Tappet Screen and O-Ring fits '00-'17 Softail Models (OEM #11301, 24983-00) Features: High-quality replacement Made in the USA$5.95 -
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$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...$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$64.95 -
Colony - Tappet Oil Screen Plug Kit fits '70-'80 Big Twin Models (OEM #657)
Colony Machine
$11.95Colony - Tappet Oil Screen Plug Kit fits '70-'80 Big Twin Models (OEM #657) Features: Plug and plug kits designed for a variety of Harley-Davidson® oil systems Complete with washers (or O-rings...$11.95 -
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.$38.95 -
Colony - 8139-34 Motor Case Acorn Hardware Kit fits '70-'78 Big Twin Models
Colony Machine
$70.95Colony - 8139-34 Motor Case Acorn Hardware Kit fits '70-'78 Big Twin Models Features: Individual acorn bolt and nut sets for specific applications Includes washers$70.95 -
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$101.95 -
Colony - Cylinder Base Nut Kit fits '57-'85 Sportster Models (OEM #0123, 7804)
Colony Machine
$19.95Colony - Cylinder Base Nut Kit fits '57-'85 Sportster Models (OEM #0123, 7804) Features: Individual chrome bolt and nut sets for specific applications Made in the U.S.A.$19.95 -
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.$28.95 -
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.$85.95 -
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 <$27.95 -
Colony - 8441-1 5/8"-18 Crankcase/Oil Tank Cap Timing Plug fits '86-'95 Sportster Models
Colony Machine
$7.95Colony - 8441-1 5/8"-18 Crankcase/Oil Tank Cap Timing Plug fits '86-'95 Sportster Models Features: Timing plugs in a variety of styles and fitments Include kit for stripped timing plug hole$7.95 -
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$8.95 -
Colony - Pushrod Tube Cover Conversion Kit fits '91-'03 Sportster Models
Colony Machine
$185.95Colony - Pushrod Tube Cover Conversion Kit fits '91-'03 Sportster Models Features: Complete kit includes four adapter rings, four inner tubes, four bottom tubes, four clips, four spring covers, four...$185.95 -
Colony - 9876-2 Chrome Oil Screen Plug fits '70-'80 Big Twin Models (OEM #657)
Colony Machine
$10.95Colony - 9876-2 Chrome Oil Screen Plug fits '70-'80 Big Twin Models (OEM #657) Features: Oil Screen plug for Big Twin models Made in the USA$10.95 -
Colony - Oil Relief Plug fits '68-'80 Big Twin Models (OEM #26377-68)
Colony Machine
$13.95Colony - Oil Relief Plug fits '68-'80 Big Twin Models (OEM #26377-68) Features: Made in the U.S.A. Fitment$13.95 -
Colony - 8110-12 Chrome Oil Pump Mounting Hardware fits '36-'67 Big Twin Models (OEM #7035, 27691)
Colony Machine
$6.95Colony - 8110-12 Chrome Oil Pump Mounting Hardware fits '36-'67 Big Twin Models (OEM #7035, 27691) Features: 1/4"-24 hard-to-find hex nuts come in a six-pack OEM style kit is a complete kit$6.95 -
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$36.95 -
Feuling - 543 Series HP+® Chain Drive Camchest Kit fits '99-'06 Twin Cam Models (Except '06 Dyna Glide)
Feuling
$1,649.95Feuling - 543 Series HP+® Chain Drive Camchest Kit fits '99-'06 Twin Cam Models (Except '06 Dyna Glide) Features: For '99-'06 Twin Cam except for '06 Dyna All necessary components from...$1,649.95 -
V-Twin - Rocker Box Breather Kit fits '99-'16 FLT, '99-'17 FLST/FXST/FXD Models (OEM #17650-02)
V-Twin Mfg
$46.83V-Twin - Rocker Box Breather Kit fits '99-'16 FLT, '99-'17 FLST/FXST/FXD Models (OEM #17650-02) Rocker box breather kit is for Twin Cam models Please Note: Sold each, however 2 kits are required per...$46.83 -
Drag Specialties - Harley Touring Clutch Master Cylinder Cover (OEM #36700130, 41700442, 36700129, 36700094) - Chrome
Drag Specialties
$44.47 - $56.13Drag Specialties - Harley Touring Clutch Master Cylinder Cover (OEM #36700130, 41700442, 36700129, 36700094) - Chrome Features: Constructed from 6061 aluminum Includes gasket and mounting...$44.47 - $56.13 -
V-Twin - Black V₂ Rocker Box Set fits '92-'99 Big Twin Models
V-Twin Mfg
$548.54V-Twin - Black V₂ Rocker Box Set fits '92-'99 Big Twin Models ViTwin's V₂ Rocker Box Set is an exact, machined die-cast cover. The set is complete with six pieces, including all of the necessary...$548.54 -
V-Twin - Black V₂ Rocker Box Set fits '84-'91 Big Twin Models
V-Twin Mfg
$388.70V-Twin - Black V₂ Rocker Box Set fits '84-'91 Big Twin Models ViTwin's V₂ Rocker Box Set is an exact, machined die-cast cover. The set is complete with six pieces, including all of the necessary...$388.70 -
V-Twin - Cam Covers fit '17 & Up M8 Models
V-Twin Mfg
$163.57 - $168.64V-Twin - Cam Covers fit '17 & Up M8 Models Available in your choice of a chrome, black or titanium finish. Fitment FLST 2018-UPFLT 2017-UPFXST 2018-UP$163.57 - $168.64 -
S&S Cycle - Oil Change Kit W/ Oil Filter fits Harley M8 Models
S&S Cycle
$153.95 - $179.95S&S Cycle - Oil Change Kit W/ Oil Filter fits Harley M8 Models S&S Cycle's Oil Change Kit delivers regular viscosity and resists thermal breakdown and oxidation at elevated temperatures. It provides...$153.95 - $179.95 -
Drag Specialties - Oil Filter Assembly fits '40-'84 Touring Models
Drag Specialties
$152.20Drag 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'...$152.20 -
Performance Machine - Scallop Cam Cover fits '01-'17 Twin Cam Models W/O Cam Position Cover
Performance Machine
$398.95 - $438.95Performance Machine - Scallop Cam Cover fits '01-'17 Twin Cam Models W/O Cam Position Cover The Formula Cam Covers from Performance Machine feature a special polycarbonate lens for a glimpse inside...$398.95 - $438.95 -
Drag Specialties - Cam Cover fits '17-'22 M8 Model (Repl. OEM #25700367) - Matte Black
Drag Specialties
$153.65Drag 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$153.65 -
Joker Machine - Points Cover fits '04-'22 Sportster Models (Exc. '21-'22 Sportster S/RH 1250S Models) - Anodized Black
Joker Machine
$72.95Joker Machine - Points Cover fits '04-'22 Sportster Models (Exc. '21-'22 Sportster S/RH 1250S Models) - Anodized Black This cover is available in your choice of a finned or smooth finish...$72.95 -
Drag Specialties - Rocker Box Cover fits '66-'84 Shovelhead Models - Polished Aluminum
Drag Specialties
$784.35Drag 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...$784.35 -
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...$294.63 -
Drag Specialties - Replacement Gerotor Scavenge for Twin Cam 88” & 96” Applications
Drag Specialties
$88.99Drag Specialties - Replacement Gerotor Scavenge for Twin Cam 88” & 96” Applications Fitment 2016-2017 Harley-Davidson Low Rider S FXDLS$88.99 -
Feuling - Ironhead Stainless Steel Head Bolt Kit fits '57-'73 Sportster Models - Silver
Feuling
$119.95Feuling - Ironhead Stainless Steel Head Bolt Kit fits '57-'73 Sportster Models - Silver This kit features precision rolled threads for the utmost engagement. This prevents galling and promotes more...$119.95 -
Feuling - Engine Case Dress Up Bolt Fastener Kit fits '17-'22 Touring Models
Feuling
$129.95Feuling - Engine Case Dress Up Bolt Fastener Kit fits '17-'22 Touring Models This kit features precision-rolled threads for the utmost engagement in order to stop galling and deliver better regular...$129.95 -
Feuling - Gorilla Rocker Shaft and Bolt Kit fits '99-'01 Harley Model
Feuling
$279.95Feuling - Gorilla Rocker Shaft and Bolt Kit fits '99-'01 Harley Model This kit is recommended for all Twin Cam engines, especially for engines running higher lift camshafts and heavier valve springs...$279.95 -
Feuling - 12-Point External Engine Fastener Kit fits '18-'22 Softail Models
Feuling
$399.95Feuling - 12-Point External Engine Fastener Kit fits '18-'22 Softail Models This kit comes with a cam cover, lifter covers, rocker covers, case bolts, washers, center head bolts/horn/engine mount,...$399.95 -
James Gaskets - 65324-83-KCR2 - Copper Crush Ring Exhaust Port Gasket Kit W/ Heavy-Duty Hex Nuts - Fits '84-'21 Evolution Big Twin & '86-'21 Sportster Models (Exc. '21 Sportster S/RH1250S)
James Gaskets
$24.95James Gaskets - 65324-83-KCR2 - Copper Crush Ring Exhaust Port Gasket Kit W/ Heavy-Duty Hex Nuts - Fits '84-'21 Evolution Big Twin & '86-'21 Sportster Models (Exc. '21 Sportster S/RH1250S) Fits:...$24.95 -
James Gaskets - 65324-83-KW1 - Stainless Steel Wire Exhaust Port Gasket Kit W/ Chrome Acorn Nuts - Fits '84-'21 Evolution Big Twin & '86-'21 Sportster Models (Exc. '21 Sportster S/RH1250S)
James Gaskets
$26.95James Gaskets - 65324-83-KW1 - Stainless Steel Wire Exhaust Port Gasket Kit W/ Chrome Acorn Nuts - Fits '84-'21 Evolution Big Twin & '86-'21 Sportster Models (Exc. '21 Sportster S/RH1250S) Fits:...$26.95
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.