Sportster®

PR/ CP SLX .927X.073 CIRCLIPS

$7.29

PR/ CP SLX .927X.073 CIRCLIPS

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#413-121XB Red Shift Cams® 585/591 XB CAM CONVERSION

Red Shift Cams®

$499.95

REDSHIFT 585/591XB CAM CONVRSN

Not legal for sale or use in California on any pollution controlled motor vehicle. Not legal for sale or use on any EPA pollution controlled motor vehicle.

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Zipper’s Pro-Taper Twin Cam®/XL® Pushrods

Zipper's

$0.00

There’s Power in These Pushrods! Admittedly, the weakest link in a Harley® performance engine is the valve train stiffness, or rather the lack of it. These high performance adjustable pushrods add much needed stiffness to the valve train.

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Zipper’s Chain Conversion Kits for Sportster® Models

Zipper's

$0.00

We’ve taken the hassle of converting your late model belt driven H-D® to chain drive. Whether you’re interested in a different final drive ratio, added driveline strength or more clearance for a wider tire, these kits will make your life easier. Kits are available with durable, high wearing RK Pro O-Ring chains (best for street use) or RK's brutally strong, non-o-ring DR (Drag Race) chain. *** Due to supply problems, 1991-1999 kits are only available with chrome steel or silver steel rear sprockets!!! 2000-2003 kits are only available with black steel rear sprockets. 2004 and alter kits are only available with chrome steel or silver steel rear sprockets**

Please choose your application then select the radio button next to the item to purchase, then add to cart

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5 Speed XL/Buell® Chain Conversion Transmission Sprockets

$0.00

These sprockets are offset towards the engine case in a stock application, and use a flat rear sprocket. Direct bolt-on for ‘91-’94 models; ‘95-'05 models require a seal and spacer kit # 850-940.

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Air Filter Covers for S&S Air Filter Kits

$0.00

Add the famous classic teardrop air cleaner assembly to your ride - available separately from the S&S Air Filter Kits for repairs or maintenance. Choose either ventilated chrome or standard chrome cover.

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AV&V 7mm Lock & Retainer Set

AV&V®

$0.00

Replace your factory powdered-metal retainers and stamped keys with these highly durable, high quality chrome moly forged spring retainers and steel keys. Don’t risk a catastrophic failure with substandard stock parts in your performance application!

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AV&V Black Tulip Extreme Duty EV Sportster® Valves

AV&V®

$0.00

These superb valves are one-piece forged from a racing grade stainless steel alloy with a hard black finish and a bearing quality hardened tip at the end of the stem to prevent premature wear with high-lift applications.

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AV&V Manganese Bronze Valve Guides & Reamers

AV&V®

$0.00

AV&V’s CNC-machined valve guides are made from Manganese bronze alloy which allows tighter clearances for improved heat dissipation, quiet operation and long life.

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AV&V Viton Valve Seals

AV&V®

$0.00

AV&V’s valve seals are made from a special Viton compound that can resist higher temperatures than standard Viton seals. Manufactured to fit tighter on the guide – stays put! For this reason we recommend AV&V’s Valve Seal Driver tools for installation.

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Baisley Iron Sportster® Pro-Street Valves

Baisley®

$0.00

When it comes to high performance valves, Pro-Street out shines the competition. One-piece stainless impregnated by a special German process (.002 deep and .0002 surface build-up) to improve wear performance in cast iron or nickel-bronze guides.

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Baisley Pro-Street EV Sportster®/Buell Valves

Baisley®

$0.00

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Standard Rocker Arms

$0.00

Stock replacement forged rocker arms for Twin Cam® and Evolution® engines. Made in USA.

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Bushings

$0.00

Engine Rebuild Parts Quality bearings, bushings, races and other parts for engine rebuild and upgrades. Proven parts that will provide years of faithful service.

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Feuling® HP+ Lifters

Feuling®

$0.00

Feuling’s® HP+ lifters are designed for use in high lift, high RPM applications. Featuring optimized valving that improves oil flow to the top end while retaining true hydraulic operation, these lifters run quiet and are recommended for use with stock or Feuling’s® Super Pump oil pump. Drop-in performance replacements for the stock lifters. Sold in sets of 4.

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Cometic® ‘AFM’ Primary Gaskets for Sportster® Engines

Cometic®

$0.00

AFM (Aluminum Foamet Material) Gaskets have a chemically blown, compounded nitrile synthetic foam-like rubber bonded to an aluminum core. AFM material does not require gasket sealers or silicone bead. Zipper's Performance stocks most all gaskets, seals and o-rings individually. Contact Us with your specific needs!

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Cometic® Complete Shovelhead & Ironhead Sportster® Engine Gasket Sets

Cometic®

$0.00

Cometic® Gasket Sets for Shovelhead & Ironhead Sportster® Engines - These gaskets are used in critical sealing surfaces such as rocker box and cylinder base gaskets. Head gaskets included with these kits are Cometic’s ‘MLS’ ("Multi-Layer Steel’) gaskets. The balance of components included with these kits are made from the highest quality materials to ensure that your engine stays leak-free. Zipper's Performance stocks most all gaskets, seals and o-rings individually. Contact Us with your specific needs!

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Cometic® Copper Base Gaskets

Cometic®

$0.00

We stock these copper base gaskets in 4 different thicknesses, allowing the builder to adjust cylinder deck height for precise piston-to-head squish area. Simplifies set-up when building performance engines.

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Cometic® EST Complete EVO® Sportster® Engine Gasket Sets

Cometic®

$0.00

Cometic® "EST" Gasket Sets for EVO® Sportster® Engines - EST gaskets are used in critical sealing surfaces such as rocker box and cylinder base gaskets. Head gaskets included with these kits are Cometic’s ‘MLS’ ("Multi-Layer Steel’) gaskets. The balance of components included with these kits are made from the highest quality materials to ensure that your engine stays leak-free. Zipper's Performance stocks most all gaskets, seals and o-rings individually. Contact Us with your specific needs!

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Cometic® EST EVO Sportster® Component Gaskets

Cometic®

$0.00

Cometic® "EST" Gasket Sets for EVO Sportster® Engines - EST gaskets are used in critical sealing surfaces such as rocker box and cylinder base gaskets. Head gaskets included with these kits are Cometic’s ‘MLS’ ("Multi-Layer Steel’) gaskets. The balance of components included with these kits are made from the highest quality materials to ensure that your engine stays leak-free.

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Cometic® EST Evolution® Component Gaskets

Cometic®

$0.00

Cometic® "EST" Gasket Sets for Evolution® Engines - EST gaskets are used in critical sealing surfaces such as rocker box and cylinder base gaskets. Head gaskets included with these kits are Cometic’s ‘MLS’ ("Multi-Layer Steel’) gaskets. The balance of components included with these kits are made from the highest quality materials to ensure that your engine stays leak-free. Zipper's Performance stocks most all gaskets, seals and o-rings individually. Contact Us with your specific needs!

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Cometic® EST Top End EVO Sportster® Gasket Sets

Cometic®

$0.00

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Cometic® MLS Head Gaskets

Cometic®

$0.00

Cometic’s ‘MLS’ (Multi-Layer Steel’) gaskets are 3-piece head gaskets that are made up of a stainless steel center sandwiched by two viton-coated spring steel embossed outer layers for a seal that can withstand the shearing forces created in the head gasket environment. Non-intrusive rivets hold the combination together. Sold in 2 different thicknesses, .040” (standard) and .030” (high compression). Piston-to-head clearance should be verified (.030”-.032” optimum) before using .030” gaskets. Sold in pairs.

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Cometic® Top End Gasket Sets for Shovelhead & Ironhead Sportster® Engines

Cometic®

$0.00

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Compu-Fire Charging System Components

Compu-Fire®

$0.00

Quality replacement single-phase components from Compu-Fire. Compu-Fire rotor magnets are permanently attached with a proprietary gluing process and then the assembly is dynamically balanced to exceed factory specifications. The splined hole is properly sized to fit either OE or Aftermarket engines and spacer washers are supplied to fit all applications. Compu-Fire stators are manufactured with high quality copper windings and O.E. style molded case plugs. Compu-Fire voltage regulators have series type circuitry which allows both the stator and regulator to operate at a lower temperature by controlling the stator output. When the battery reaches full charge, the stator output is switched off by the regulator. The output voltage of the regulator is calibrated to meet the charging requirements of modern maintenance free batteries. The regulators are available in a chrome billet or black finned case. 1981-1988 model Big Twins can upgrade to 32 amp using the 32A components

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Zipper’s Thunderbolt Ignition Module

Zipper's

$0.00

The Zipper’s Ignition System for the carburetor-equipped Twin Cam® and 2004-2006 XL engines offers the user many options for setting up the ignition system for optimum performance. Externally, the module is adjustable through 5 switches (face-mounted for easy access). These switches can be used to control operating modes including multi-spark, rev limit (in 100 RPM increments), initial timing setting and a selection of ignition advance slopes. Please make selection from the options below, then click add to cart

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Zipper’s Thunderbolt Nosecone Ignition Module by Twin Tec

Zipper's

$0.00

The Thunderbolt nosecone internal ignition is designed to fit all Evolution® '86-'99 Big Twin and '86-'03 Sportster® models, as well as ‘70-'84 Shovelhead and ‘71-'85 Iron XL’s. It is fully contained within the cam cover, replacing the externally mounted module on all models originally equipped with electronic ignitions. *Required to select the radio button next to item of your choice from the options listed below, then click add to cart*

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Dyna Shift Light And Shift Minder

Dyna®

$0.00

The Dyna Shift Light and Shift Minder system makes it easy for you to hit your shift points accurately, time after time. After setting the control module for your optimum shift rpm, the shift minder signals the shift light to light at that desired rpm, prompting you to shift.

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Engine Bushings & Shafts

$0.00

Engine Rebuild Parts Quality bearings, bushings, races and other parts for engine rebuild and upgrades. Proven parts that will provide years of faithful service.

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Feuling® Race Series Lifters

Feuling®

$0.00

USA-made Feuling® Race Series hydraulic lifters are designed to exceed the needs of large lift camshafts and higher spring pressures, while maintaining proper and critical oil flow to valves, springs, rockers, shafts and valve guides. These lifters are CNC machined from cold headed 1018 steel, heat treated and precision ground; internals are held to aerospace tolerances and pressure tested for a slower bleed down rate.

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Hastings Piston Rings – H-D® Applications

Hastings®

$0.00

These replacement ring sets by Hastings are the same as supplied in every new Harley-Davidson® motorcycle engine. The top ring is a barrel faced, moly filled design from which long life, proper lubrication & scuff free service can be expected. The 2nd ring is reverse torsion type; oil ring is the famous Hastings ‘Flex-Vent’ 3-piece design, which exerts uniform pressure on the cylinder wall while providing 200% more drainage capacity than conventional one-piece oil rings. Sold in sets for 2 pistons.

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James® Complete Engine Gasket Sets

James®

$0.00

James® Complete Engine Gasket Sets include 1-piece coated composite head gaskets, coated metal rocker box and cylinder base gaskets (except Iron XL®); EV models include rubber rocker layer gaskets. Zipper's Performance stocks most all gaskets, seals and o-rings individually. Contact Us with your specific needs!

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James® Metal Base Gasket Sets

James®

$0.00

James® Metal Base Gasket Sets are manufactured using only top grade materials. Perfect for any rebuilding or repair job. Made in USA from SAE 1010 steel and bonded with oil resistant rubber, with an additional proprietary release coating to facilitate clean removal of gaskets upon disassembly. Sold in pairs! Zipper's Performance stocks most all gaskets, seals and o-rings individually. Contact Us with your specific needs!

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James® Oil Pump Rebuild Kits

James®

$0.00

James® Oil Pump Rebuild Kit includes all parts necessary to rebuild a stock oil pump. Supplied with coated paper gaskets, seals, o-rings, keys and circlips. Perfect for any repair or rebuild job. Zipper's Performance stocks most all gaskets, seals and o-rings individually. Contact Us with your specific needs!

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James® Primary Service Kits

James®

$0.00

James® Primary Service Kits includes all gaskets, o-rings, lock tabs and seals for servicing the primary drive compartment. Zipper's Performance stocks most all gaskets, seals and o-rings individually. Contact Us with your specific needs!

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James® Pushrod Cover Re-Sealing Kits

James®

$0.00

James® Pushrod Cover Re-Sealing Kits are perfect for re-sealing telescoping pushrod covers. Zipper's Performance stocks most all gaskets, seals and o-rings individually. Contact Us with your specific needs!

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