Engine
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Gardner-Westcott - Rocker Box Cover Sets
Gardner-Westcott
$35.95 - $53.95Gardner-Westcott Rocker Box Cover Sets: Made in the USA '66-'81, '81-'84 Shovelhead requires drilling to 3/8 diameter hole All Sets are chrome plated except for the one polished option$35.95 - $53.95 -
On Sale
Feuling - Oil Pumps - fits '99-'06 Twin Cam (exc. '06 Dyna)
MSRP: $507.95Now: $499.99Was: $507.95Fueling Oil Pumps : 7075 billet aluminum with military spec hard anodized, blue printed and designed for the racer The 7075 alloy is 50% harder and stronger then 6061 aluminum and holds tighter tolerance under temperature More pressure volume and...MSRP: $507.95Now: $499.99Was: $507.95 -
Feuling - Pushrods - fits '99-'15 Twin Cam
$199.99Fueling Pushrods increases stiffness and column rigidity maximizing valve-train stability, increased engine RPM horsepower and torque output. Maintain maximum valve lift Tapered 7/16 4130 chrome moly adjustable pushrods, use a minimal adjustment...$199.99 -
S&S - Billet Oil Pump Kit - fits '78-'84 Big Twin Models
S&S Cycle
$715.95The S&S Billet Oil Pump Kit: Kit includes oil pump, universal cover with top and bottom feeds, mounting bolts, supply and return gears, drive shaft with keys and snap rings, check ball and spring, pressure relief valve and spring, check ball and...$715.95 -
Colony - 8144-34 Cadmium Stock Engine Case Bolt Kit fits '79-'84 FX/FL, '84-'95 FXST, '86-'95 FLST Models
Colony Machine
MSRP: $59.60$57.93Colony - 8144-34 Cadmium Stock Engine Case Bolt Kit fits '79-'84 FX/FL, '84-'95 FXST, '86-'95 FLST Models Engine case kit includes all the necessary hardware to bolt together engine cases. Fitment: FLT 1979-1995 FX 1979-1984 FXR 1982-1994 FXST...MSRP: $59.60$57.93 -
On Sale
Colony - Acorn Engine Case Bolt Kit - Chrome fits Harley FL, FX, FXD (see desc.)
Colony Machine
MSRP: $70.95Now: $66.99Was: $70.95Engine case kit includes all the necessary hardware to bolt together engine cases. Fits: FL 1979-1984 FX 1979-1984 FXST 1984-1995 FXD 1991-1995 FLT 1979-1995 FLST 1986-1995 FXR 1982-1994MSRP: $70.95Now: $66.99Was: $70.95 -
Colony - 8141-34 Cadmium Stock Engine Case Bolt Kit fits '70-'78 FL, '71-'78 FX Models
Colony Machine
MSRP: $59.60$57.93Colony - 8141-34 Cadmium Stock Engine Case Bolt Kit fits '70-'78 FL, '71-'78 FX Models Engine case kit includes all the necessary hardware to bolt together engine cases. Fitment: FX 1971-1978 FL 1970-1978MSRP: $59.60$57.93 -
Colony - Engine Case Sprocket Shaft Seal - fits '41-54 FL, '36-'40 EL
Colony Machine
$28.99Sprocket shaft seal. Fits: EL 1936-1940 FL 1941-1954$28.99 -
Colony - Cylinder Head Engine Brace Mount - Cadmium fits '66-'84 FL and '71-'84 FX
Colony Machine
$22.99Cylinder head engine brace mount. Fits: FL 1966-1984 FX 1971-1984$22.99 -
Colony - Cylinder Head Engine Brace Mount - Cadmium fits '48-'65 FL
Colony Machine
MSRP: $23.04$22.99Cylinder head engine brace mount with a cadmium finish. Fits: FL 1948-1965MSRP: $23.04$22.99 -
Colony - Cylinder Head Engine Brace Mount - Parkerized fits '48-'65 FL
Colony Machine
$22.99Parkerized cylinder head engine brace mount. Fits: FL 1948-1965$22.99 -
Colony - Upper and Lower Allen Motor Mount Kit - fits '70-'84 FL, '71-'84 FX
Colony Machine
MSRP: $46.25$44.99Upper and lower allen motor mount kit Fits: FL 1970-1984 FX 1971-1984MSRP: $46.25$44.99 -
Colony - 9212-16 Cadmium Headbolt Kit fits '73-'85 Sportster Models
Colony Machine
MSRP: $52.70$51.22Colony - 9212-16 Cadmium Headbolt Kit fits '73-'85 Sportster Models Headbolt kit with a cadmium finish. Fitment: XL 1973-1985MSRP: $52.70$51.22 -
On Sale
Colony - Acorn Headbolt Cover Kit - Chrome fits '73-'84 XL
Colony Machine
MSRP: $58.35Now: $51.99Was: $56.71Colony's acorn type headbolt cover kit has a chrome finish. Fits: XL 1973-1984MSRP: $58.35Now: $51.99Was: $56.71 -
On 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 -
On Sale
Colony - Tappet Block Screw Kit - Cadmium fits '57-'85 XL
Colony Machine
MSRP: $14.72Now: $12.99Was: $13.24Colony tappet block screw kit with a cadmium finish. Fits: XL 1957-1985MSRP: $14.72Now: $12.99Was: $13.24 -
Colony - Rocker Box Screw Kit - fits '77-'85 XL
Colony Machine
$35.78Colony rocker box screw kit without stud is available in chrome or cadmium finish Fits:XL 1977-1985$35.78 -
Colony - Rocker Box Allen Screws - Chrome fits '57-'76 XL
Colony Machine
MSRP: $36.96$32.99Rocker Box allen screws. Chrome finish Fits: XL 1957-1976MSRP: $36.96$32.99 -
Colony - 9830-28 Cadmium Rocker Box Screw Kit fits '57-'76 Sportster Models
Colony Machine
MSRP: $33.98$31.77Colony - 9830-28 Cadmium Rocker Box Screw Kit fits '57-'76 Sportster Models Rocker box screw kit with a cadmium finish. Fitment: XL 1957-1976MSRP: $33.98$31.77 -
Colony - Upper Pushrod Cover Inner fits '57-'78 XL, '41-'78 FL
Colony Machine
MSRP: $44.27$39.99Colony Upper Pushrod Cover (Inner). OEM No: 17935-66 Fits: EL 1936-1940 FL 1941-1978 FX 1971-1978 XL 1957-1978MSRP: $44.27$39.99 -
Colony - Upper Pushrod Cover Set fits '86-'90 XL Sportster
Colony Machine
MSRP: $64.78$62.96Chrome upper pushrod cover set includes 2-13/16" long clips Fits: XL 1986-1990MSRP: $64.78$62.96 -
On Sale
Colony - Acorn Tappet Base Screw Set - fits Harley '76 -Up FL, FX (see desc.) - Chrome
Colony Machine
MSRP: $33.36Now: $29.99Was: $31.19Acorn tappet base screw Screw does not have taper and fits 1976-up style lifter blocks only. Fits:FL 1976-1984FX 1976-1984FLT 1979-1998FXR 1982-1994FLST 1986-1998FXD 1991-1998MSRP: $33.36Now: $29.99Was: $31.19 -
Colony - Cam Cover Screw Set fits Harley FL, FX (see desc.) - Chrome
Colony Machine
MSRP: $17.00$15.99Colony Chrome cam cover screw set. Fits:FL 1970-1984FX 1971-1984FLT 1979-1992FXR 1982-1992FXST 1984-1992FLST 1986-1992FXD 1991-1992MSRP: $17.00$15.99 -
On Sale
Colony - Chrome Rocker Cover Screw Kit fits Harley XL, FL, FXD - Button Head
Colony Machine
MSRP: $27.80Now: $24.99Was: $25.99Colony Machine Rocker box screw set, Chrome Button Head style. Fits: FXST 1984-1998 FLST 1986-1998 FLT 1984-1998 FXR 1984-1994 FXD 1991-1998 XL 1986-UPMSRP: $27.80Now: $24.99Was: $25.99 -
V-Twin - Motor Mount Kit - Fits EL '36-'40 FL '41-'69
V-Twin Mfg
$60.53 - $62.71V-Twin - Motor Mount Kit - Fits EL '36-'40 FL '41-'69 V-Twin Upper and lower motor mount bolt kit is available in chrome, cadmium, or a parkerized finish. FitmentEL 1936-1940FL 1941-1969$60.53 - $62.71 -
Hofmann Designs - Cam Proximity Sensor Cover fits L'23-'24 CVO Harley Model
Hofmann Designs
$99.95Hofmann Designs - Cam Proximity Sensor Cover fits L'23-'24 CVO Harley Model Features: Machined in the USA from 6061 aluminum Offered in Black anodize finish Designed to replace the new factory plastic cover Offers superior exhaust clearance on the...$99.95 -
On Sale
Arlen Ness - 10-Gauge Points Cover fits '17-'22 M8 Softail Models (Choose Color
Arlen Ness
MSRP: $59.95 - $69.95$53.96 - $62.96Arlen Ness - 10-Gauge Points Cover fits '17-'22 M8 Softail Models These covers are machined from 6061-T6 billet aluminum and are available in seven different colors: Chrome, Black Anodized, Blue Anodized, Gold Anodized, Orange Anodized, Red Anodized and...MSRP: $59.95 - $69.95$53.96 - $62.96 -
S&S Cycle - Silver Powdercoat 79cc Super Stock™ Cylinder Heads fits '06-'17 Twin Cam Models (Exc. Twin Cooled Motors)
S&S Cycle
MSRP: $2,149.95$1,995.95S&S Cycle - Silver Powdercoat 79cc Super Stock™ Cylinder Heads fits '06-'17 Twin Cam Models (Exc. Twin Cooled Motors) S&S Cycle's 79cc Super Stock™ Cylinder Heads' high port flow creates excellent performance after initial...MSRP: $2,149.95$1,995.95 -
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. Features Include mounting screws Made in the U.S.A...$72.95 -
S&S Cycle - 124" Cylinder and Piston Kit fits '07-'17 Twin Cam Engines
S&S Cycle
$1,643.95S&S Cycle - 124" Cylinder and Piston Kit fits '07-'17 Twin Cam Engines This kit is designed to be used with stock heads or S&S heads with a stock bolt pattern and comes complete with fitted 10.9cc dished forged pistons, pins, clips, rings,...$1,643.95 -
Out of stock
Drag Specialties - Oil Pressure Switch fits '17-'22 Touring Models
Drag Specialties
$40.61Drag Specialties - Oil Pressure Switch fits '17-'22 Touring Models This precision-calibrated replacement oil pressure switch features heavy contacts, brass pressure ferrules, thermo-plastic insulators and brightly finished steel shells...$40.61 -
Out of stock
Rocker Lockers - Top End Noise Reduction Kit fits '86-'06 Sportster Models
Rocker Lockers
$24.99Rocker Lockers - Top End Noise Reduction Kit fits '86-'06 Sportster Models Want to get rid of that top end ticking noise in your motor? This is exactly what you're looking for! Rocker Lockers' Top End Noise Reduction Kit will eliminate that noise...$24.99 -
Out of stock
HardDrive - Swingarm Rubber Isolator Mount - fits '86-'08 Touring, '86-'94 FXR
HardDrive
$30.95The HardDrive Swingarm Rubber Isolator Mount: Meets or exceeds OEM specifications Sold each Fitment: '86-'08 Touring '86-'94 FXR Repl. OEM 47564-86$30.95 -
Out of stock
Drag Specialties - Rear Isolators - Fits '04-'18 Harley XL Sportster Models
Drag Specialties
$33.87Drag Specialties Isolators This Drag Specialties rear isolator is meant to replace OEM part number 48492-04. Features: Meets or exceeds OEM specifications Sold each Fitment: YearMakeModel 2014 - 2017 Harley-Davidson Superlow - XL 1200T 2004 -...$33.87 -
Out of stock
Drag Specialties - Swingarm Isolator Mount fits '86-'08 Touring & '99-'00 FXR Models (Repl. OEM #47564-86B)
Drag Specialties
$34.93Drag Specialties - Swingarm Isolator Mount fits '86-'08 Touring & '99-'00 FXR Models (Repl. OEM #47564-86B) This mount meets or exceeds OEM specifications. Sold each. NOTE: Will fit '85 models that have been updated with OEM swingarm pivot...$34.93 -
Out of stock
Drag Specialties - Front Isolators - Fits '04-'18 Harley XL Sportster Models
Drag Specialties
$34.93Drag Specialties Isolators This Drag Specialties front isolator replaces OEM part number 48463-04. Features: Meets or exceeds OEM specifications Sold each Fitment: YearMakeModel 2014 - 2017 Harley-Davidson Superlow - XL 1200T 2004 - 2006...$34.93 -
Out of stock
Thrashin Supply Harley Points Cover, Classic
Thrashin Supply
$49.95Thrashin Supply Co. Classic Points Cover The Thrashin Supply Co. Classic Points Cover is made of tough billet aluminum. Not only does this look super clean and sleek but it's durable so it'll last. Available in your choice of polished or black finish so...$49.95 -
Out of stock
HardDrive Dyna Top Motor Mount
HardDrive
$150.95 - $183.95HardDrive Dyna Top Motor Mount Reduce engine vibration with this Dyna Top Motor Mount by HardDrive. Features: Available in show chrome or gloss black. Includes all hardware. Fully adjustable for better power train alignment. Rubber isolators reduce...$150.95 - $183.95 -
Out of stock
Rocker Lockers - Rocker Locker Kit fits '84-'00 Big Twin Evolution Models
Rocker Lockers
$24.95Rocker Lockers - Rocker Locker Kit fits '84-'00 Big Twin Evolution Models Features Centers the rocker plate eliminating different wear patterns on the rocker arm valve Tapered design so that they lock themselves in and wedge the bolt shaft in...$24.95 -
Out of stock
Drag Specialties - Iso-Mount™ Front Motor Mount fits '09-'16 Touring Models (Repl. OEM #16207-09)
Drag Specialties
$65.67Drag Specialties - Iso-Mount™ Front Motor Mount fits '09-'16 Touring Models (Repl. OEM #16207-09) This is a urethane motor mount specifically built to last longer and out-dampen the OEM part. Sold separately...$65.67
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.