Engine
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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S&S Cycle - Billet Oil Pump fits '70-'91 Big Twin Models
S&S Cycle
$499.95S&S Cycle - Billet Oil Pump fits '70-'91 Big Twin Models Features: Kit includes an oil pump with cover, mounting bolts, supply and return gears, drive shaft with keys and snap rings, check ball and spring, pressure relief valve and spring, check...$499.95 -
S&S Cycle - Replacement Billet Oil Pump Gasket Kit
S&S Cycle
$17.95S&S Cycle - Replacement Billet Oil Pump Gasket Kit Features: Made in the U.S.A. Fitment 1999 Harley-Davidson Super Glide Sport FXDX - - 1999 Harley-Davidson FXR 3 - - 1999 Harley-Davidson FXR...$17.95 -
S&S Cycle - Oil Pump Replacement Gasket Kit fits '36-'69 Big Twin Models
S&S Cycle
$17.95S&S Cycle - Oil Pump Replacement Gasket Kit fits '36-'69 Big Twin Models Features: Made in the U.S.A. Fitment 1991 Harley-Davidson Dyna Sturgis FXDB - - 1990-1991 Harley-Davidson Low Rider Convertible...$17.95 -
S&S Cycle - Rocker Arm Shafts fits '99-'17 Twin Cam & '86-'22 Sportster Models (Except RH Sportster (OEM #17611-83))
S&S Cycle
$50.95S&S Cycle - Rocker Arm Shafts fits '99-'17 Twin Cam & '86-'22 Sportster Models (Except RH Sportster (OEM #17611-83)) Features: Made in the U.S.A. Fitment 2018-2020 Harley-Davidson Iron 1200...$50.95 -
S&S Cycle - Rocker Box Gasket Kit fits EVO Big Twin Models
S&S Cycle
$91.95S&S Cycle - Rocker Box Gasket Kit fits EVO Big Twin Models Features: Replacement gasket kit for rocker box part number 90-4095 Fitment 2000 Harley-Davidson FXR 4 - - 1999 Harley-Davidson Softail Night Train...$91.95 -
S&S Cycle - Tappet Alignment Tool fits 'L76-'17 Big Twin Models (Except M-Eight)
S&S Cycle
$41.95S&S Cycle - Tappet Alignment Tool fits 'L76-'17 Big Twin Models (Except M-Eight) Features: Big Twin Evolution tappet blocks do not have counter-bored bolt holes; therefore, when a tappet block is removed (or even just loosened) it should be...$41.95 -
S&S Cycle - Rocker Cover Wrench Set
S&S Cycle
$154.95S&S Cycle - Rocker Cover Wrench Set Features: Four wrenches of different lengths for those hard-to-get-to rocker box screws For use on all Big Twin and XL Evolution-style motors Made in the U.S.A...$154.95 -
S&S Cycle - Adjustable Pushrods fits '84-'99 Evolution Big Twin Models
S&S Cycle
$174.95S&S Cycle - Adjustable Pushrods fits '84-'99 Evolution Big Twin Models Features: .4375" diameter chromoly steel for maximum strength Rocker boxes must be removed for installation or removal Made in the U.S.A...$174.95 -
Colony - 8610-1 5/8"-18 Crankcase/Oil Tank Hex Timing Plug fits '86-'95 Sportster Models (OEM #2326-26)
Colony Machine
$9.95Colony - 8610-1 5/8"-18 Crankcase/Oil Tank Hex Timing Plug fits '86-'95 Sportster Models (OEM #2326-26) Features: Timing plugs in a variety of styles and fitments Include kit for stripped timing plug...$9.95 -
Colony - 8931-16 Rocker Box Cover Allen Screw fits '84-'98 FXST/FLT, '86-'UP XL, '91-'98 FXD Models - Chrome
Colony Machine
$25.75Colony - 8931-16 Rocker Box Cover Allen Screw fits '84-'98 FXST/FLT, '86-'UP XL, '91-'98 FXD Models - Chrome Chrome rocker box cover allen screw kit Fitment: FXST 1984-1998 FLT 1984-1998 XL 1986-UP FXD 1991-1998 FXR 1984-1994 FLST 1986-1998$25.75 -
Colony - 9002-4 Cap Headbolt Cover fits '86-'98 FXST/FLT/FLST, '91-'98 FXD, 86-94 FXR Models - Chrome
Colony Machine
$11.86Colony - 9002-4 Cap Headbolt Cover fits '86-'98 FXST/FLT/FLST, '91-'98 FXD, 86-94 FXR Models - Chrome Chrome cap headbolt cover. Fitment: FXST 1986-1998 FLT 1986-1998 FXD 1991-1998 FXR 1986-1994 FLST 1986-1998$11.86 -
Colony - 9100-8 Cylinder Base Nut fits '79-'83 FLT, '82-'83 FXR, '78-'84 FL/FX Models - Chrome
Colony Machine
$34.40Colony - 9100-8 Cylinder Base Nut fits '79-'83 FLT, '82-'83 FXR, '78-'84 FL/FX Models - Chrome Chrome cylinder base nut. Fitment: FLT 1979-1983 FXR 1982-1983 FL 1978-1984 FX 1978-1984$34.40 -
Colony - 9101-8 Cylinder Base Nut fits '79-'83 FLT, '82-'83 FXR, '78-'84 FL/FX Models - Cadmium
Colony Machine
$30.80Colony - 9101-8 Cylinder Base Nut fits '79-'83 FLT, '82-'83 FXR, '78-'84 FL/FX Models - Cadmium Cylinder base nut with a cadmium finish. Ftment: FLT 1979-1983 FXR 1982-1983 FL 1978-1984 FX 1978-1984$30.80 -
Colony - 9102-8 Cylinder Base Nut fits '79-'83 FLT, '79-'83 FXR, '78-'84 FL/FX Models - Black
Colony Machine
$32.62Colony - 9102-8 Cylinder Base Nut fits '79-'83 FLT, '79-'83 FXR, '78-'84 FL/FX Models - Black Black cylinder base Fitment: FLT 1979-1983 FXR 1982-1983 FL 1978-1984 FX 1978-1984$32.62 -
Colony - 9213-4 Inner Pushrod Cover fits '84-'98 FXST, '79-'98 FLT, '79-'84 FX/FL Models (OEM #17935-79)
Colony Machine
$46.25Colony - 9213-4 Inner Pushrod Cover fits '84-'98 FXST, '79-'98 FLT, '79-'84 FX/FL Models (OEM #17935-79) Inner pushrod cover. Fitment: FXST 1984-1998 FX 1979-1984 FLT 1979-1998 FXD 1991-1998 FXR 1984-1994 FL 1979-1984 FLST 1986-1998$46.25 -
Colony - 9306-7 Cam Cover Cadmium Screw Kit fits '70-'84 FL, '91-'92 FXD, '82-'92 FXR Models
Colony Machine
$16.98Colony - 9306-7 Cam Cover Cadmium Screw Kit fits '70-'84 FL, '91-'92 FXD, '82-'92 FXR Models Cam cover screw kit with a cadmium finish. Fitment: FL 1970-1984 FXD 1991-1992 FXR 1982-1992 FX 1971-1984 FXST 1984-1992 FLT 1979-1992 FLST 1986-1992$16.98 -
Colony - 9402-1 Chrome Allen Timing Plug fits '84-'99 FXST, '91-'99 FXD, '82-'94 FXR Models
Colony Machine
$17.88Colony - 9402-1 Chrome Allen Timing Plug fits '84-'99 FXST, '91-'99 FXD, '82-'94 FXR Models Allen timing plug has a chrome finish. Fitment: FXST 1984-1999 FXD 1991-1999 FXR 1982-1994 FLST 1986-1999 FX 1971-1984 FLT 1979-1999 EL 1936-1940 FL...$17.88 -
Colony - 9403-1 Cadmium Allen Timing Plug fits '84-'99 FXST, '91-'99 FXD, '82-'94 FXR Models
Colony Machine
$17.88Colony - 9403-1 Cadmium Allen Timing Plug fits '84-'99 FXST, '91-'99 FXD, '82-'94 FXR Models Allen timing plug has a cadmium finish. Fitment: FXST 1984-1999 FXD 1991-1999 FXR 1982-1994 FLST 1986-1999 FX 1971-1984 FLT 1979-1999 EL 1936-1940 FL...$17.88 -
Colony - 9407-1 Oversize Timing Plug Tap fits '84-'98 FXST, '82-'94 FXR, '57-Up Sportster Models
Colony Machine
$44.37Colony - 9407-1 Oversize Timing Plug Tap fits '84-'98 FXST, '82-'94 FXR, '57-Up Sportster Models Oversize tap for oversized timing plug measures 11/16"-16 thread. Fitment: FXST 1984-1998 UL 1937-1948 XL 1957-UP FXR 1982-1994 FLT 1979-1998 FX...$44.37 -
Colony - 9424-8 Cylinder Stud fits '86-'98 FXST/FLT/FLST, '91-'98 FXD, '86-'94 FXR Models
Colony Machine
$96.00Colony - 9424-8 Cylinder Stud fits '86-'98 FXST/FLT/FLST, '91-'98 FXD, '86-'94 FXR Models Colony Cylinder Stud - Part Number 9424-8 for Evolution. Filment: FXST 1986-1998 FLT 1986-1998 FXD 1991-1998 FXR 1986-1994 FLST 1986-1998$96.00 -
Colony - 9634-4 Chrome Oil Pump Check and Relief Valve Plug fits '84-'98 FXST, '82-'94 FXR, '91-'98 FXD Models
Colony Machine
$28.64Colony - 9634-4 Chrome Oil Pump Check and Relief Valve Plug fits '84-'98 FXST, '82-'94 FXR, '91-'98 FXD Models Oil pump check and relief valve plug with a chrome finish. Fitment: FLT 1981-1998 FXST 1984-1998 FXR 1982-1994 FXD 1991-1998 FL...$28.64 -
Colony - 9635-4 Cadmium Oil Pump Check and Relief Valve Plug fits '91-'98 FXD, '84-'98 FXST, '82-'94 FXR Models
Colony Machine
$23.40Colony - 9635-4 Cadmium Oil Pump Check and Relief Valve Plug fits '91-'98 FXD, '84-'98 FXST, '82-'94 FXR Models Oil pump check and relief valve plug with a cadmium finish Fitment: FLT 1981-1998 FXST 1984-1998 FXR 1982-1994 FXD 1991-1998 FL...$23.40 -
Colony - 9645-2 Cadmium Tappet Screen Oil Plug fits '84-'98 FXST, '82-'94 FXR, '91-'98 FXD Models
Colony Machine
$15.82Colony - 9645-2 Cadmium Tappet Screen Oil Plug fits '84-'98 FXST, '82-'94 FXR, '91-'98 FXD Models Tappet oil screen plug with a cadmium finish Fitment: FLT 1981-1998 FXST 1984-1998 FXR 1982-1994 FXD 1991-1998 FL 1981-1984 FLST 1986-1998 FX...$15.82 -
Colony - 9787-12 Zinc Oil Pump Mount Kit fits '79-'91 FLT, '82-'91 FXR, '86-'91 FLST Models
Colony Machine
$16.98Colony - 9787-12 Zinc Oil Pump Mount Kit fits '79-'91 FLT, '82-'91 FXR, '86-'91 FLST Models Oil pump mount kit with a zinc finish. Fitment: FLT 1979-1991 FXR 1982-1991 FXD 1991-1991 FL 1978-1984 FLST 1986-1991 FXST 1984-1991 FX 1978-1984$16.98 -
V-Twin - Oil Pump Plug fits '84-'98 FXST, '82-'94 FXR, '57-'76 Sportster Models
V-Twin Manufacturing
$9.88V-Twin - Oil Pump Plug fits '84-'98 FXST, '82-'94 FXR, '57-'76 Sportster Models Oil pump plug. Fitment: FXST 1984-1998 UL 1937-1948 FXR 1982-1994 FLT 1979-1998 FX 1971-1984 EL 1936-1940 FL 1941-1984 WL 1929-1952 FXD 1991-1994 XL...$9.88 -
Colony - Cylinder Base Nut Kit fits '78-'84 Big Twin Models (OEM #16838-78)
Colony Machine
$22.95Colony - Cylinder Base Nut Kit fits '78-'84 Big Twin Models (OEM #16838-78) Features: Individual chrome bolt and nut sets for specific applications Made in the U.S.A. Fitment 1984 Harley-Davidson Electra Glide Special...$22.95 -
Drag Specialties - Oil Pressure Switch fits '84-'99 Evolution Big Twin Models (Except '87-'98 FLHT/FLTR (OEM #26561-84))
Drag Specialties
$14.23Drag 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...$14.23 -
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 - 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 - 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 - 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 - 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 - 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 holes Fitment 2000 Harley-Davidson FXR...$7.95 -
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 -
V-Twin - Black V₂ Rocker Box Set fits '92-'99 Big Twin Models
V-Twin Manufacturing
$409.61V-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 gaskets for installation on both heads. Fitment FLT...$409.61 -
V-Twin - Black V₂ Rocker Box Set fits '84-'91 Big Twin Models
V-Twin Manufacturing
$328.01V-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 gaskets for installation on both heads. Fitment FLT...$328.01 -
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 - Swingarm Isolator Mount fits '86-'08 Touring & '99-'00 FXR Models (Repl. OEM #47564-86B)
Drag Specialties
$30.55Drag 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...$30.55
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.