Steel Thunder Custom Cycles Motorcycle Parts store for Harley-Davidson and custom bikes.

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Steel Thunder Custom Cycles
3418 Teagues Road
Marshfield, MO 65706
417-468-2326

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 Rocker Arm Covers (Rocker Boxes), Rocker Arms & Related parts for Harley-Davidson Motorcycles

Finned pair of billet rocker arm covers for Panhead HD motorcycle.

Smooth chrome plated billet rocker arm cover for Harley-Davidson Panhead motorcycles.

BILLET ROCKER ARM COVERS FOR PANHEAD - V-FACTOR

Designed to eliminate oil seepage associated with OE rocker box covers.
Made from 6061-T6 billet aluminum.
Adds a custom look to Panhead engines.
Fits Panhead 1948/1965. Choose from Finned or Smooth styles:

Part#:M60060 - Pair of Chrome Plated & Finned ...$286.88 including FREE SHIPPING*
Part#:M60061 - Pair of Chrome Plated & Smooth ...$286.88 including FREE SHIPPING*
Stamped steel chrome plated rocker arm covers for HD panhead.
ROCKER ARM COVERS FOR PANHEAD - Paughco

Quality American made stamped steel Rocker Arm Covers for Panheads. Chrome Plated. Sold in pairs. Fits 1948/1965. Made in the U.S.A.
Part#:M60019 ... $102.17 including shipping*
Rocker arm covers for all harley davidson Shovelhead motorcycles.
ROCKER ARM COVERS FOR SHOVELHEAD - V-Factor

Chrome plated, high quality CNC machined replacement rocker arm covers for Shovelhead all years. Includes spacers to adapt to late style 1980/Later heads. Sold in pairs. Chrome Plated.
Part#:M60075 ... $358.91 including FREE SHIPPING*

Rocker arm covrs for big twin evolution HD motorcycles

Big Twin

Rocker arm cover complete assembly for Sportster Evo Harley-Davidson.

Sportster

ROCKER ARM COVER ASSEMBLIES FOR BIG TWIN AND SPORTSTER EVOLUTION - V-Factor

These chrome plated Evolution Rocker Arm Cover Assemblies are made from precision die cast aluminum. Shown as completely assembled and disassembled. Asssembly includes gaskets and 4 top cover screws. Sold as one complete assembly for one head or, to complete the job order the part number for a pair. All pairs of rocker arm cover assemblies include rocker cover bolt kit.

Model & Year Replaces HD# Part # Price Buy Now
Purchased Each - Prices include shipping*
Big Twin Evo 84/91 17528-84A, 1752984A & 17530-84B M60605 $177.73
Big Twin Evo 92/99 17528-92, 17529-92 & 17530-92 M60609 $184.62
Sportster Evo 86/03 17501-86A, 17533-90A & 17532-86A M60608 $197.99
Purchased as Pair - Prices include FREE SHIPPING*
Big Twin Evo 84/91 17528-84A, 1752984A & 17530-84B M69903 $366.88
Big Twin Evo 92/99 17528-92, 17529-92 & 17530-92 M69906 $418.71
Sportster Evo 86/03 17501-86A, 17533-90A & 17532-86A M69905 $407.47
Twin Cam Harley Rocker Arm cover assy from V-Factor.

ROCKER ARM COVER ASSEMBLY FOR TWIN CAM - V-Factor

High quality replacement rocker cover assembly for Twin Cams.
Includes Upper Cover and Lower Housing.
Sold as one complete assembly for one head (each); order two to do a complete engine (special price).

Part#:M60620 - Chrome Plated Assembly
Fits Twin Cam 1999/Later
Replaces HD# 17572-99 & 17573-997

One complete assembly for one head #M60620 ... $155.41 including shipping*

SPECIAL: Two complete assemblies for complete engine #M60620X2 ... $285.97 including FREE shipping*

Two Piece Cover Design

Two piece design rocker arm cover set for all evolution (big twin evo and sportster evo) HD motorcycles.

 

Rocker arm cover assembly for Big Twin Evo and Sportster Evo, choose from polished or chrome.

ROCKER ARM COVER ASSEMBLIES FOR ALL EVOLUTION MODELS - V-Factor

These chrome plated Rocker Cover Assemblies were developed to provide a high tech look while reducing the high cost of a similar product machined from billet aluminum. They can be used on all years and models of the Evolution engine regardless of whether the engine vents through the crankcase or the cylinder heads. The one way breather valve has been upgraded from the OE umbrella type to a much more efficient flapper type, and is also located higher in the cover. Installation of covers on OE height and most comparably sized engines can be performed without removing the engine from the frame. Sold as an assembly for front and rear heads. Fits Big Twin Evolution 1984/1999 and Sportster Evolution 1986/Later. Choose from Chrome or Polished:

Part#:M60611 - Chrome Plated Rocker Cover Set ... $458.81 including FREE SHIPPING*

Part#:M60612 - Polished Rocker Cover Set ... $379.71 including FREE SHIPPING*
Rocker arm cover stud kit for HD Shovelhead motorcycles. Made in the U.S.A.

ROCKER ARM COVER STUD KIT FOR SHOVELHEAD - American Motorcycle Hardware

Rocker arm cover stud kit includes 8 long studs, 2 short studs and 1 motor mount stud. Kit includes enough studs for one rocker cover. Order two kits for complete engine. For Shovelhead models all years.
Kit includes 8 long studs, 2 short studs and 1 motor mount stud. Cadium Plated. Made in the USA.

Part#:M60116 ... $61.82 including shipping*

Acorn style rocker arm cover and shaft nut kit for shovelhead from colony.

ACORN

Cap style rocker arm cover and shaft nut kit for Harley Davidson Shovelhead. Colony, made in the USA.

CAP

ROCKER ARM COVER & SHAFT NUT KITS FOR SHOVELHEAD - Colony

Rocker arm cover nuts and rocker shaft nuts and washers. Available Acorn Style Nut or Cap Style Nut. Fits Shovelhead 1966/Later. Kit of 26 pieces. Chrome Plated.  Made in the U.S.A.

Part#:M60057 Acorn ... $52.75 including shipping*

Part#:M60058 Cap. ... $54.10 including shipping*

Knucklehead style rocker shaft end plug kits for shovelhead and sportster H-D motorcycles.

Part#MU60044

Knucklehead style rocker shaft end plug kits for late shovelheead and Ironhead Sportster HarleyDavidson Motorcycles.

Part#MU60043

KNUCKLEHEAD STYLE ROCKER SHAFT END PLUG KITS FOR SHOVELHEAD & SPORTSTER - Colony

These rocker shaft end plugs will add that classic Knucklehead look. Installation and removal is much easier than original slotted or allen plug. Sold in sets of 4. Chrome Plated. Made in the U.S.A.

Part#:M60044 - Fits Shovelhead 1966/Early 1971 & Sportster 1957/Early 1871
... $41.70 including shipping*

Part#:M60043 - Fits Shovelhead Late 1971/Later & Ironhead Sportster Late 1971/Later... $41.70 including shipping*

Rocker arm cover bolt kits for Ironhead Sportsters, made in the USA by Colony.

ROCKER ARM COVER BOLT KITS FOR IRONHEAD SPORTSTERS - Colony

Rocker arm cover bolt kit fits Ironhead Sportster 1977/Later. Allen Head Kit. Chrome Plated. Made in the U.S.A.

Part#:M60703 ... $42.65 including shipping*

Rocker shaft end plug kit for HD Shovelhead and Ironhead Sportster motorcycles.
ROCKER SHAFT END PLUG KIT FOR SHOVELHEAD & SPORTSTER MODELS - Colony

Colony designed custom end plugs provide ease of installation, ample clearance between gas tank and adds that custom look. Fits Shovelhead and Ironhead Sportster Late 1971/Later. Sold in kits of 4. Chrome Plated. Made in the U.S.A.
Part#:M60071 ... $39.99 including shipping*

Rear Exhaust-Front intake rocker arm assembly for panhead from V-Factor.

RearExhaust/Front Intake

Rocker arm assy, front exhaust-rear intake, for Panhead Harely-Davidson motorcycle.

Front Exhaust/Rear Intake

ROCKER ARM ASSEMBLIES FOR PANHEAD - V-Factor

Complete Rocker Arm Assembly for Panhead 1948/1965, includes upper brass block, lower cast iron block, and matching rocker arm.
Sold each. Order 2 of each to complete one engine.

Part#:M61381 - Rear Exhaust/Front Intake Rocker Arm Assembly ... $86.95 including shipping*

Part#:M61382 - Front Exhaust/Rear Intake Rocker Arm Assembly ... $86.95 including shipping*

Roller Tip Rocker Arm Set for all Evos (big twin and sportster) and Twin Cam 88 by Jims is the lightest and strongest roller rocker arm available. Set of 4. Made in the USA.
ROLLER TIP ROCKER ARM SET FOR ALL EVOLUTION ENGINES AND TWIN CAM 88 - Jims


These state of the art Rocker Arms feature 660 bronze bushings, bearing grade steel roller tip, and aerospace manufacturing techniques to bring you the lightest, strongest roller rocker arm available. Comes complete with 4 rocker arms. Fits all Big Twin Evolution, Twin Cam 88, and Sportster Evolution, all years. Made in the U.S.A.
Part#:M61390 ... Suggested Retail $519.95 including FREE SHIPPING*

Rocker arm for Evo Sporster, Evo Big Twin and Twin Cam 88, this one has front intake/rear exhaust set up.

Front Intake/Rear Exhaust

This rear intake/front exhaust rocker arm fits Big Twin Evolution, Sportster Evolution and Twin Cam 88 H-D Engines, and is made in the USA.

Rear Intake/Front Exhaust

ROCKER ARMS FOR EVOLUTION & TWIN CAM 88" - American Motorcycle Hardware

These rocker arms for Big Twin Evolution, Sportster Evolution and Twin Cam 88", all years, are the highest quality parts. Bushings are installed and fit ready to run. Sold each. Made in the U.S.A.

Part#:M61385 - Front Intake/Rear Exhaust, sold each ... $53.55 including shipping*

Part#:M61386 Rear Intake/Front Exhaust, sold each ... $53.55 including shipping*

Performance Valve Spring Kit for Evo Big Twin, Evo Sportster and Twin Cam 88 Harley-Davidson motorcycles.

PERFORMANCE VALVE SPRING KITS FOR EVOLUTION MODELS & TWIN CAM 88 - V-Thunder

Good street and performance spring kits for cam/s that produce up to .675" valve lift.
Exerts 184 lbs. of seat pressure.
Tri-spring design for reduced harmonics.
Available with chrome-moly steel or titanium top collars.
Fits Big Twin Evolution 1984/1999, Twin Cam 1999/2004 & Sportster 1986/2003.
Made in the U.S.A.  Sold as Kit.

Part#:M61380 - Titanium Top Collar ... $164.29 including shipping*

Part#:M61379 Chrome-Moly Top Collar ... $86.25 including shipping*

Don't see what you need?  Give us a call!  Our toll free number is 1-866-889-7828, 9-6 M-F.  Or check out the Mid-USA and other online catalogs here.

*FREE SHIPPING APPLIES IN CONTINTENTAL 48 UNITED STATES ONLY. AK, HI and APO/FPO will have additional shipping fees. We ship only within the U.S.A. and to APO/FPO (military addresses; weight and size restrictions apply.). We do not accept foreign credit cards. Sorry, we do not ship to Puerto Rico.

Prefer to call in your order to Steel Thunder? Call toll-free: 1-866-889-7828. 9-5 CST M-F.

FREQUENTLY ASKED QUESTIONS

Please note that all prices are subject to change.

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Steel Thunder Custom Cycles

3418 Teagues Road

Marshfield, MO 65706

417-468-2326

We hope you'll come visit us ... we'd love to see your ride!

 

 

With God All Things are Possible!

 

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