Engine

Colony - Pushrod Kit fits '57-'85 Sportster w/ Solid Lifters (OEM #17904-57) Features: Aircraft-grade aluminum tubing Heat-treated steel tips Fits stock stroke lengths Made in the U.S.A. Fitment 1983-1985 Harley-Davidson Sportster...

Colony - 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 springs, four spring washers and all seals For use...

Colony - 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...

Colony - Replacement Cylinder Stud Set fits '86-'22 Sportster Models (Except RH Sportster (OEM #16832-86A)) Features: Heat-treated for strength and durability Equal or surpass original equipment Fitment 2016-2019 Harley-Davidson 1200...

Colony - 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...

Colony - Replacement Rocker Shaft End Plugs and Nuts fits Shovelhead & XL Models (OEM #17448-71A) Features: Complete sets stock-style replacement rocker shaft end plugs, nuts, and washers Made in the U.S.A. Replacement Part for...

Colony - Rocker Arm Nut Kit fits '48-'65 Panhead Model (OEM #7727) - Cadmium Plated Features: High-quality studs and flexloc nuts Eight studs and nuts cover one cylinder head Fitment 1965 Harley-Davidson 1200 Electra Glide...

Colony - Rocker Arm Stud Kit fits '48-'65 Panhead Model (OEM #17647-48) - Parkerized Features: High-quality studs and flexloc nuts Eight studs and nuts cover one cylinder head Fitment 1965 Harley-Davidson Electra Glide...

Rocker Box allen screws. Chrome finish Fits: XL 1957-1976

Colony rocker box screw kit without stud is available in chrome or cadmium finish Fits:XL 1977-1985

Colony Rocker Box Screw Kit is available in Chrome or Cadmium finish Fits: XL 1957-1976

Colony - Rocker Cover Nut Strip Kit fits '36-'47 Big Twin Models (OEM #17535-38, 17537-38) Features: Eight strips, four gaskets and 34 screws are included in the kit All holes are tapped for easy installation Made in the U.S.A. Replacement Part...

The 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

Colony - Rocker Shaft End Plugs fits Shovelhead & XL Models Features: Designed to make installation or removal easier Made in the U.S.A. Fitment 1966-1970 Harley-Davidson Electra Glide FL - - 1966-1970 Harley-Davidson 1200...

Engine case kit includes all the necessary hardware to bolt together engine cases. Fits: FL 1970-1978 FX 1971-1978

Engine 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 FLST 1986-1995 FXR 1982-1994 FLT 1979-1995

Colony tappet block screw kit with a cadmium finish.   Fits: XL 1957-1985

Colony - 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 if required) Made in the U.S.A...

Upper and lower allen motor mount kit Fits: FL 1970-1984 FX 1971-1984

Colony - Upper and Lower Motor Mount Hardware fits '70-'84 Shovelhead Model (OEM #4401W, 4435W) Features: Includes one 7/16" - 20 x 1-1/2" bolt, one 7/16" - 20 nylock nut, three 5/16" OD x 7/16" ID x 1/8" thick flat washers, two 3/8" - 24 x 3-1/2"...

Colony - Upper Motor Mount Bolt Kit fits '36-'69 Big Twin Models (OEM #16865-52, 7867) Features: Kits includes top motor mount bolt, locknut, three flat washers, two castle nuts, cotter key, one 29/64" washer, one 7/16" washer and one 7/16"...

Colony Upper Pushrod Cover (Inner). OEM No: 17935-66 Fits: EL 1936-1940 FL 1941-1978 FX 1971-1978 XL 1957-1978

Chrome upper pushrod cover set includes 2-13/16" long clips Fits: XL 1986-1990

Colony Machine - Engine Bolt Kits fits '17-'20 Touring Models The Colony Machine Engine Bolt Kit is a fully equipped, chrome plated kit that is 100% manufactured in the U.S.A. Colony Machine is a choice brand among custom motorcycle builders,...

Cometic - Primary Gasket Kit fits '06-'17 Dyna & '07-'17 Softail Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic...

Cometic - Primary Gasket Kit fits '07-'22 Sportster Models (Exc. '21-'22 Sportster S/RH, '22 Nightster/RH975) This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown,...

Cometic - Primary Gasket Kit fits '94-'06 Touring Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic rubber which is bonded...

Custom Cycle Engineering - Top Stabilizer Link - fits '99-'03 Harley Dyna Does your Dyna vibrate on the highway? The Custom Cycles Top Stabilizer is just what you need. This reduces engine vibration and aligns the power train. This top stabilizer uses...

Drag Specialties - Cam Cover fits '17-'22 M8 Models (Repl. OEM #25700367) - Matte Black  This cam cover accepts OEM gaskets and mounting hardware. Features Die-cast aluminum construction Accepts OEM-style time...

Drag Specialties - Front Brake Master Cylinder Cover (OEM #41700237, 41700338) Features: Includes rubber cover gasket Fitment: 2022-2023 Harley-Davidson Softail Low Rider ST FXLRST - - 2020-2023 Harley-Davidson Softail Low...

Drag Specialties - Harley Touring Clutch Master Cylinder Cover (OEM #367001-30, OEM #367000-94) - Black Features: Constructed from 6061 aluminum Includes gasket and mounting screws

Drag Specialties - Harley Touring Clutch Master Cylinder Cover (OEM #36700130, 41700442, 36700129, 36700094) - Chrome  Features: Constructed from 6061 aluminum Includes gasket and mounting screws

Drag 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' section). Available in your choice of black or chrome finish...

Drag 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...

Drag 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 finish Gaskets and seals included; mounting hardware sold...

Drag Specialties - Oil Pump Assembly Fits '92-'00 Big Twin Models This is a high-quality replacement cast aluminum pump body with steel gears and a shaft. Features Raw cast aluminum finish Gaskets and seals included; mounting hardware sold...

Drag Specialties - Rear Brake Master Cylinder Cover Kit fits '99-'04 Touring, '00-'05 Softail Models (OEM#s 45057-99, 42455-99, 45042-99,45149-99C) Features: Includes gasket and mounting screws Fitment 2005 Harley-Davidson Softail...

Drag Specialties - Replacement Gerotor Feed for Twin Cam 88” & 96” Applications Fitment 2016-2017 Harley-Davidson Low Rider S FXDLS 2015-2016 Harley-Davidson Road Glide Special...

Drag Specialties - Replacement Gerotor Scavenge for Twin Cam 88” & 96” Applications Fitment 2016-2017 Harley-Davidson Low Rider S FXDLS 2015-2016 Harley-Davidson Road Glide Special...

Drag Specialties - Replacement Oil Filler Plug Features: Replacement oil filler plug for oil tanks