Mail Order Kits for Stock Harley-Davidson Motorcycles

Call 800-841-STAR or E-mail for more information.

Stock 88 Twin Cam


  • For 1999-2006 Harley-Davidson Models

  • One Stop Shop

  • The machine work is performed on YOUR heads & cylinders.

  • We send you all the parts you need to make your own Thrasher Kit!!


Call 800-841-7827 to order.

Included in the package:

  • 585 chain drive cams, cam bearings and gasket

  • Adjustable pushrods

  • Multi- layer stainless steel head gaskets

  • CP forged 98 pistons 6 cc dome 10.4 to 1 compression ratio

  • Custom fit CP rings and precision ground wrist pins

  • Oversized Stainless intake and exhaust valves

  • Bronze alloy valve guides

  • High Performance valve springs, retainers and valve keepers

  • We bore and hone your cylinders with torque plates, to the perfect size and finish.

  • We increase the port sizes, increase the port flow capacity by reshaping and resizing the total intake and exhaust ports

You will need to get the engine built by a Professional Builder.

The engine will need to be extensively tuned on a load controlled dyno. We will send a “starter map” to get you started.

Price for all above $2,995



Options to add to your Package:

High flow 58mm Throttle Body.........$ 499.00

Easy Start cam option.........................100.00

(without stock comp. release)

S&S "gear drive" cam upgrade...........480.00

D&D Boarzilla exhaust   starting at.....995.00

Extra "Ghost pipe" for left side...........399.00

TTS Master Tuner................................440.00

S/E Heavy Breather air cleaner...........369.00

S/E Clutch Diaphragm Spring............... 35.95

Email for more info and details.

Typical turn around on "Mail Order Kits" is 2-3 weeks.

*If you install this kit, with options...Boarzilla exhaust, Heavy Breather air cleaner, and a S/E 58mm throttle body.

This "Thrasher Kit" will make over 130 rear wheel horse power.

Shipping & Transport not included.

Ship Heads and Cylinders to : Star Racing 123 Crisp Dr. Americus, GA 31719

Make sure you wrap each head and cylinder really well.

WARRANTY - Star Power makes no warranty, expressed or implied, as to the products sold, manufactured, or imported by us, including without limitation any warranties or merchantability and fitness for a particular purpose. These parts are designed for racing only; use them at your own risk.

YOUR COMPLETE SATISFACTION IS OUR GOAL – Most performance parts are designed for off highway use only and may not be legal for use on public streets, roads, or highways. Performance parts are inherently short lived and must be inspected regularly to prevent untimely failure and/or damage. Any new or modified parts, or any services provided by Star Power (or which are sold through Star Power) are sold as performance parts and are sold as is with no warranty, unless specified by the individual manufacturer.