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Out of stock
Drag Specialties - Oil Filter fits '17-'24 M-Eight (Standard Capacity), '99-'17 Twin Cam Models (OEM #63731-99A, 63798-99)
Drag Specialties
$10.25 - $12.31Drag Specialties - Oil Filter fits '17-'24 M-Eight (Standard Capacity), '99-'17 Twin Cam Models (OEM #63731-99A, 63798-99) Features: High-quality spin-on filters are a dependable replacement Fitment 2024 Harley-Davidson Road King Police...$10.25 - $12.31 -
Out of stock
Drag Specialties - 3-1/4" Chrome Magnetic Ring Oil Filter fits '86-'22 Sportster (Except RH Sportster), '09-'12 XR1200/X Models (OEM #63806-83, 63796-77A, 63805-80A)
Drag Specialties
$19.52Drag Specialties - 3-1/4" Chrome Magnetic Ring Oil Filter fits '86-'22 Sportster (Except RH Sportster), '09-'12 XR1200/X Models (OEM #63806-83, 63796-77A, 63805-80A) Features: High-quality chrome spin-on-style oil filters Magnetic filters are...$19.52 -
Out of stock
Drag Specialties - 3-1/4" Chrome Magnetic Ring Oil Filter fits '17-'24 M-Eight, '99-'17 Twin Cam Models (OEM #63731-99A, 63798-99)
Drag Specialties
$19.52Drag Specialties - 3-1/4" Chrome Magnetic Ring Oil Filter fits '17-'24 M-Eight, '99-'17 Twin Cam Models (OEM #63731-99A, 63798-99) Features: High-quality chrome spin-on-style oil filters Magnetic filters are designed with a magnetic ring in center...$19.52 -
Out of stock
Drag Specialties - Oil Filter fits '86-'22 Sportster (Except RH Sportster), '09-'12 XR1200/X Models (OEM #63806-83, 63796-77A, 63805-80A)
Drag Specialties
$9.22 - $12.31Drag Specialties - Oil Filter fits '86-'22 Sportster (Except RH Sportster), '09-'12 XR1200/X Models (OEM #63806-83, 63796-77A, 63805-80A) Features: High-quality spin-on filters are a dependable...$9.22 - $12.31 -
Out of stock
Colony - 9002-4 Cap-Style Head Bolt Cover fits '84-'E85 Evolution Big Twin Models
Colony Machine
$27.95Colony - 9002-4 Cap-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 -
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 - 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
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 - 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
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
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 - 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
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
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 - 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
S&S Cycle - Chain-Drive Camchest Kits W/ 585C Standard Cams for '07-'17 Twin Cam, '06 Dyna
S&S Cycle
MSRP: $2,060.95$1,924.95S&S Cycle - Chain-Drive Camchest Kits W/ 585C Standard Cams for '07-'17 Twin Cam, '06 Dyna Features Upgrade to S&S bolt-in performance chain-drive or gear-drive camshafts Improves engine performance - higher lift and optimized cam...MSRP: $2,060.95$1,924.95 -
Out of stock
S&S Cycle - Chain-Drive Camchest Kits W/ 585CE Easy Start Cams for '99-'06 Twin Cam (Except '06 Dyna)
S&S Cycle
MSRP: $2,225.95$2,025.95S&S Cycle - Chain-Drive Camchest Kits W/ 585CE Easy Start Cams for '99-'06 Twin Cam (Except '06 Dyna) NOTE: Part # 0925-1108 requires the use of high-lift valve springs (See "Also Bought" tab). Features Upgrade to S&S bolt-in performance...MSRP: $2,225.95$2,025.95 -
Out of stock
S&S Cycle - Gear-Drive Camchest Kits W/ 509G Standard Cams for '99-'06 Twin Cam (Except '06 Dyna)
S&S Cycle
$2,029.95S&S Cycle - Gear-Drive Camchest Kits W/ 509G Standard Cams for '99-'06 Twin Cam (Except '06 Dyna) Features Upgrade to S&S bolt-in performance chain-drive or gear-drive camshafts Improves engine performance - higher lift and optimized cam...$2,029.95 -
Out of stock
S&S Cycle - Gear-Drive Camchest Kits W/ 551GE Easy Start Cams for '99-'17 Twin Cam
S&S Cycle
$2,259.95S&S Cycle - Gear-Drive Camchest Kits W/ 551GE Easy Start Cams for '99-'17 Twin Cam This camchest kit is available in two different fitments: (1) For '07-'17 Twin Cam and '06 Dyna, or (2) For '99-'06 Twin Cam (Except '06 Dyna). Please double-check...$2,259.95 -
Out of stock
Feuling - 594 Race Series® Chain Drive Conversion Camchest Kits for '99-'06 Twin Cam (Except '06 Dyna Glide)
Feuling
$2,049.95Feuling - 594 Race Series® Chain Drive Conversion Camchest Kits for '99-'06 Twin Cam (Except '06 Dyna Glide) NOTE: Conversion camshafts for '99-'06 Twin Cam engines use the '99-'06 inner cam journals with the '07-'16 outer cam journals permitting...$2,049.95 -
Out of stockOn Sale
Colony - Cylinder Head Bolt Set - Chrome fits '92-'98 FXST, FLST, FXD, FLT and '93-'04 XL
Colony Machine
MSRP: $109.98Now: $107.99Was: $132.11Colony cylinder head bolt set with a chrome finish. Fits: FXST 1992-1998 XL 1993-2004 FLST 1992-1998 FXD 1992-1998 FLT 1992-1998 UOM: 8 - SETMSRP: $109.98Now: $107.99Was: $132.11
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.