Sportster Engine

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

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

Colony - 9830-28 Cadmium Rocker Box Screw Kit fits '57-'76 Sportster Model Rocker box screw kit with a cadmium finish. Fitment: XL 1957-1976

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 pushrod sets are contructed of aluminum alloy with heat treated steel ends. Fits: XL 1957-1985 OEM No: 17904-57

Colony 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-UP

EMD - Ribbed Rocker Covers fit '84-'99 Big Twin Evo - Black Dress up your motor and give it a custom old school look with these EMD upper rocker covers. Made from cast aluminum and then CNC machined for precise fit. Available in raw cast or black...

Joker 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...

Rocker Lockers - Top End Noise Reduction Kit fits '07-'22 XL (except RH Sportster) 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...

Drag Specialties Rocker Box Kit Fits '86-'03 XL Sportster Models With the Drag Rocker Box Kit you will have a perfect leakproof fit for your Sportster. Available in Chrome. Sold Each. Features: Quality construction with exact dimensions ensures a...

'Til Death Cycles -  "Bulletproof" Sprocket Cover fits '91-'03 Sportster Models The "Bulletproof" sprocket cover is designed to keep up with those who push their sporties to the limits. The main purpose? Strengthening the footpeg and brake mount...

1200cc XL cylinder and piston conversion kit includes two black finished cylinders with milled edge fin and fitted Sifton moly 9.5:1 reverse dome piston and ring set. Fits: XL 1986-2003

PC Racing - Flo® "Spin-On" Oil Filter fits '17-'23 M-Eight, '99-'17 Twin Cam, '86-'22 XL Models (Except RH Sportsters); '09-'12 XR1200 Features: Flows 7 times more than paper or synthetic filters while filtering to 35 microns (absolute, 1 pass...

Colony - Ignition Cover Timer Stud Kit fits '80-'99 Big Twin, '80-'85 Sportster Models (OEM #32601-80, 32606-82) Features: Reproduction of original ignition timer cover studs Made in the U.S.A. Fitment 2002-2003 Harley-Davidson 883...

The 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 Models

Jagg - Vertical Frame Mount 6-Row Oil Cooler System Jagg's Vertical Frame Mount 6-Row Oil Cooler System is a must-have performance part for Harley owners. This cooler mounts to the left frame down-tube, spaced away from the frame to deliver airflow to...

1200cc XL Conversion cylinder and piston set includes 2 black finished with milled edge fin cylinders with fitted Wiseco moly 9.5:1 reverse dome piston ring set. Order head base gasket separately. Fits: XL 2004- Up Measurements  Piston...

V-Twin's 1200cc XL conversion cylinder and piston set includes 2 silver finished with milled edge fin cylinders. Cylinders have fitted Wiseco moly 9.5:1 reverse dome piston and ring set. Order rocker box gasket set, base/head gaskets separately...

Colony - Motor Mount Hardware fits '57-'85 Sportster Model (OEM #16218-52, 16230-52) - Chrome Features: Includes two 3/8"-24 x 613/16" bolts, one 3/8"-24 x 57/16" bolt, one 3/8"-24 x 53/16" bolt, three 3/8"-24 nylock nuts, four 3 /8" serrated...

Drag Specialties Chrome Rocker Box Kit Fits '04-'06 XL Sportster Models Features: Quality construction with exact dimensions ensures a perfect, leakproof fit Available in chrome or with a satin black powdercoat finish Sold each, two required per...

V-Twin's 1200cc XL conversion cylinder and piston set includes 2 black finished with milled edge fin cylinders. Cylinders have fitted Wiseco moly 9.5:1 reverse dome piston and ring set. Order rocker box gasket set, base/head gaskets separately...

Jagg - Vertical Front Mount 10-Row Wideline Oil Cooler System This 10-row, high-performing two-pass oil cooler is built to fit all bike with vertical frame tubes. It is specifically designed to exceed the cooling demands of today's V-Twin...

The rocker box bolts and washers are for both heads. Chrome finish Fits: XL 1957-1976

S&S Cycle - Adjustable Pushrods fits '91-'22 Sportster Models (Except RH Sportster) Features: .4375" diameter chromoly steel for maximum strength Rocker boxes must be removed for installation or removal Made in the U.S...

Colony - 9751-11 Allen Type Cam Cover Screw Kit fits '86-Up Sportster Model Allen type cam cover screw kit. Fitment: XL 1986-UP

Colony - 9766-4 Acorn Type Tappet Block Screw Kit fits '95-'03 Sportster Model Acorn type tappet block screw kit. Fitment: XL 1995-2003

V-Twin - Chrome Finned Ignition System Cover fits '71-'03 Sportster Model Finned ignition system cover with chrome finish. Fitment: XL 1971-2003

Colony - Cylinder Base XLR Type Nut fits '57-'84 Sportster Model Features: For use on specific applications Made in the U.S.A. Fitment 1983-1985 Harley-Davidson Sportster 1000 XLX - - 1983-1984 Harley-Davidson Sportster 1000 XR - - 1979-1984...

Colony - 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...

Colony - Head Bolt Kit fits '57-'72 Sportster Models (OEM #4714W) Features: Hardened to OEM specifications to prevent stretching Made in the U.S.A. Fitment 1972 Harley-Davidson Sportster 1000 XLH - - 1972 Harley-Davidson Sportster 1000 XLCH - - ...

Colony - 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...

Jagg - 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...

The XR Trackster Rocker Box Covers Make that Evolution Sportster look like a XR750 flat track racer Manufactured in die cast aluminum with CNC milled gasket surface Mounts in place of stock rocker box cover using stock hardware and gaskets; not...

1200cc XL Conversion cylinder and piston set includes 2 silver finished with milled edge fin cylinders with fitted Wiseco moly 9.5:1 reverse dome piston ring set. Order head base gasket separately. Fits: XL 2004- Up Measurements  Piston...