Colony Machine
Colony Machine is a trusted name in Harley Davidson hardware kits, fasteners and precision engineered restoration components. Known for exact OEM style fitment, Colony produces bolts, washers, studs and mounting kits that match or exceed factory specifications. Their hardware is widely used in engine rebuilds, drivetrain service and complete motorcycle restorations thanks to consistent quality and accurate machining. From Twin Cam to Sportster and Shovelhead models, Colony parts offer a reliable solution for maintaining factory level performance and appearance.
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Colony - 2077-5 Gas Tank Mount Kit fits '00-'17 FXST/FLST Models
Colony Machine
$14.95Colony - 2077-5 Gas Tank Mount Kit fits '00-'17 FXST/FLST Models Features: Custom chrome-plated mounting kits Made in the U.S.A. Fitment 2016-2017 Harley-Davidson Fat Boy S...$14.95 -
Colony - Filler/Clutch Plug - fits '77-'85 XL
Colony Machine
$35.95Colony Filler/Clutch Plug fits '77-'85 XL The Colony filler/clutch plug is a chrome cap for transmission filler/clutch adjustment holes on non-vented Sportster primary covers. This plug has a hex...$35.95 -
Colony - Clutch Adjuster Plug - fits '71-'76 XL
Colony Machine
$39.95Colony Clutch Adjuster Plug fits '71-'76 XL The Colony clutch adjuster hole plug is chrome plated and include a rubber o-ring. Swap out the OEM plug on your motorcycle with a Colony one knowing...$39.95 -
Out of stock
Colony - Clutch Adjusting Hole Cap - fits '71-'76 XL
Colony Machine
$22.95Colony Clutch Adjusting Hole Cap fits '71-'76 XL The Colony Clutch Adjusting Hole Cap is available in a natural aluminum finish. Swap out your OEM cap with a Colony one knowing you're using a...$22.95 -
Out of stock
Colony - 2144-1 Aluminum Primary Cover Filler Caps fits '54-'70 Sportster Models (OEM #34742-52A)
Colony Machine
$22.95Colony - 2144-1 Aluminum Primary Cover Filler Caps fits '54-'70 Sportster Models (OEM #34742-52A) Features Chrome or raw aluminum finish Made in the U.S.A...$22.95 -
Colony - Primary Cover Filler Cap - fits '71-'85 XL
Colony Machine
$25.95Colony Primary Cover Filler Cap fits '71-'85 XL The Colony primary cover filler cap has a classic, natural aluminum finish. Swap out the OEM cap on your motorcycle with a Colony one knowing you're...$25.95 -
Colony - Primary Filler Cap - fits '71-'76 XL
Colony Machine
$39.95Colony Primary Filler Cap fits '71-'76 XL This chrome filler cap is durable and looks nice. It includes a breather/baffle and comes with a rubber o-ring. Swap out the OEM cap on your motorcycle with...$39.95 -
On Sale
Colony - Rocker Shaft End Plug And Cap Kit - fits '71-Up Shovelhead and '71-'85 XL Models
Colony Machine
MSRP: $46.95Now: $39.99Was: $47.95The Colony Rocker Shaft End Plug and Cap Kit: Meets or exceeds OEM specifications Made in the USA Chrome plated allen style Fitment: '71-Up Shovelhead and '71-'85 XL ModelsMSRP: $46.95Now: $39.99Was: $47.95 -
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...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...MSRP: $59.60$57.93 -
Colony - 8138-34 Cadmium Stock Engine Case Bolt Kit fits '65-'69 FL Model
Colony Machine
MSRP: $59.60$57.93Colony - 8138-34 Cadmium Stock Engine Case Bolt Kit fits '65-'69 FL Model Engine case kit includes all the necessary hardware to bolt together engine cases. Fitment: FL 1965-1969MSRP: $59.60$57.93 -
On Sale
Colony - Engine Case Seal - fits '55-'68 FL
Colony Machine
MSRP: $53.20Now: $46.99Was: $51.71Engine case seal .002 oversize. Fits: FL 1955-1968MSRP: $53.20Now: $46.99Was: $51.71 -
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 -
On Sale
Colony - Top Motor Mount Acorn Bolts and Washers - fits Harley FL and FX (see desc.)
Colony Machine
MSRP: $26.49Now: $23.99Was: $24.76Colony - Top Motor Mount Acorn Bolts and Washers - fits Harley FL and FX (see desc.) Top motor mount acorn bolts & washers. Fits: EL 1936-1940 FL 1941-1984 FX 1971-1984MSRP: $26.49Now: $23.99Was: $24.76 -
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 - 8107-16 Cadmium Cylinder Base Nuts and Washers fits '29-'52 WL, '57-'85 XL, '32-'73 G Models
Colony Machine
MSRP: $23.67$22.13Colony - 8107-16 Cadmium Cylinder Base Nuts and Washers fits '29-'52 WL, '57-'85 XL, '32-'73 G Models Cadmium stock cylinder base set includes 8 nuts & washers. Fitment: WL 1929-1952 XL...MSRP: $23.67$22.13 -
Colony - Cylinder Base Nut Set - Chrome fits '57-'84 XLR
Colony Machine
$39.99Colony C chrome cylinder base nuts. Fits: XLR 1957-1984$39.99 -
Colony - Cylinder Base Acorn Nut and Washer Set - Chrome fits '57-'84 XL
Colony Machine
$25.99Cylinder Base Chrome Acorn Nut and Washer Set Fits: XL 1957-1984$25.99 -
Colony - Cylinder Base Stud Set - fits '57-'88 XL
Colony Machine
$37.95Colony cylinder base stud set is heat treated with a interference thread. Fits:XL 1957-1988K 1954-1956$37.95 -
Colony - 8170-10 7/16" x 3/4" x 1/8" Replica Steel Washer fits '71-'84 FX, '57-'85 XL, '48-'84 FL Models
Colony Machine
MSRP: $19.26$17.33Colony - 8170-10 7/16" x 3/4" x 1/8" Replica Steel Washer fits '71-'84 FX, '57-'85 XL, '48-'84 FL Models Rebuilding the heads on your Shovelhead? Use our cadmium headbolt washer kits from Colony...MSRP: $19.26$17.33 -
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 - Acorn Headbolt Covers - Chrome fits Harley FL and FX (see desc.)
Colony Machine
Now: $23.99Was: $27.08Chrome acorn type headbolt covers Fits: FXST 1986-1998 FLST 1986-1998 FLT 1986-1998 FXR 1986-1994 FXD 1991-1998Now: $23.99Was: $27.08 -
On Sale
Colony - Cylinder Stud Set - fits '86-Up XL
Colony Machine
MSRP: $88.95Now: $81.99Was: $88.95Colony cylinder stud set. 8pack Fits: XL 1986-UP EvolutionMSRP: $88.95Now: $81.99Was: $88.95 -
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 -
On Sale
Colony - Cylinder Head Bolt Set - Chrome fits Harley FL, FX, and XL (see desc.)
Colony Machine
MSRP: $109.98Now: $107.99Was: $132.11Colony cylinder head bolt set with a chrome finish. Fits: FXST 1985-1991 XL 1986-1992 FLST 1986-1991 FLT 1985-1991 FXR 1985-1991 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 -
On Sale
Colony - Tappet Base Allen Screws - Chrome fits '57-'84 XL
Colony Machine
MSRP: $16.98Now: $14.99Was: $15.28Tappet base allen screws. Chrome finish Fits: XL 1957-1984MSRP: $16.98Now: $14.99Was: $15.28 -
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 -
Out of stock
Colony - Acorn Rocker Box Bolts and Washers -Chrome fits '57-'76 XL
Colony Machine
$63.99The rocker box bolts and washers are for both heads. Chrome finish Fits: XL 1957-1976$63.99 -
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 -
On Sale
Colony - Rocker Arm Shaft Acorn Nut and Washer Kit - fits Harley FL, FX, and XL ( see desc.)
Colony Machine
MSRP: $19.26Now: $16.99Was: $17.33Colony - Rocker Arm Shaft Acorn Nut and Washer Kit - fits Harley FL, FX, and XL ( see desc.) Rocker arm shaft chrome acorn nut and washer kit. Fits: FL 1966-1984 FX 1971-1984 FLT...MSRP: $19.26Now: $16.99Was: $17.33 -
Colony - 8401-8 Rocker Shaft Cadmium End Cap Type Nuts with Washers fits '79-'83 FLT, '71-'84 FX, '82-'83 FXR Models
Colony Machine
MSRP: $21.52$18.29Colony - 8401-8 Rocker Shaft Cadmium End Cap Type Nuts with Washers fits '79-'83 FLT, '71-'84 FX, '82-'83 FXR Models Rocker arm shaft end nut kit contains 4 cap nuts and washers with cadmium...MSRP: $21.52$18.29 -
Colony - Rocker Shaft End Caps - Chrome fits Harley FL, FX, and XL (see desc.)
Colony Machine
$41.99Rocker shaft end caps, chrome finish. Fits: FL 1971-1984 FX 1971-1984 FLT 1979-1983 FXR 1982-1983 XL 1971-1985$41.99 -
Colony - Rocker Shaft End Plugs - fits '66-'70 FL, '57-'70 XL
Colony Machine
$39.99The chrome rocker arm shaft end plug makes installation and removal a much easier job than with the original slotted part. Includes 4 plugs per set. Fits: FL 1966-1970 XL 1957-1970$39.99
Colony Machine – Harley Davidson Hardware Kits, Fasteners & Restoration Components
Colony Machine has been a leading supplier of Harley Davidson hardware and fastener kits for decades, earning a strong reputation among builders, mechanics and restoration experts. Every component is produced with strict quality control, offering precise fitment that replicates or improves upon original factory hardware. Their large catalog includes bolt assortments, acorn nuts, engine studs, brake hardware, pulley mount kits and many other Harley specific fasteners, making them a top choice for riders who want dependable components that install easily and stand up to long term use.
The brand supports a wide range of Harley platforms including Twin Cam, Milwaukee Eight, Sportster, Shovelhead, Panhead, Evolution and classic K model engines. Popular offerings include primary cover bolt kits, rocker cover bolts, rear pulley hardware, exhaust stud and nut sets, magnetic oil tank drain plugs, gas tank mount kits and head bolt sets. Riders can choose from chrome, cadmium or parkerized finishes to match a period correct restoration or upgrade to a cleaner, more polished look. Their consistent sizing and machining accuracy make them a trusted option for avoiding alignment issues and ensuring proper torque across all components.
Colony Machine products are especially valuable for restoration, repair, and long term maintenance because they remove the uncertainty that comes with old or mismatched hardware. Their emphasis on material strength, thread precision, and manufacturing consistency ensures secure installation whether you are rebuilding a Shovelhead top end, replacing a Sportster rocker shaft plug or updating a touring bike primary cover. With thousands of Harley dedicated fasteners available, Colony remains one of the most reliable sources for high quality hardware that keeps motorcycles running strong and looking factory correct.