123 Crisp Dr, Americus, GA. 31719


107 Thrasher Upgrade

113 Thrasher Upgrade

Twin Cam 98" Thrasher Upgrade

Milwaukee 8 Thrasher Upgrade


107 Thrasher Mail Order Kit

113 Thrasher Mail Order Kit

Twin Cam 98" Thrasher Mail Order Kit

Milwaukee 8 Thrasher Mail Order Kit


T124 07-up Engine

T124 99-06 Engine

T111 07-16 Engine

T111 99-06 Engine

T143 99-17 Engine

T143 99-17 Dyna Engine

S&S Engines

V-Twin NHRA Pro Stock Dragbike

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

Sovereign-Star Racing Team

The S&S Pro Stock billet engine is a 160 cubic inch pushrod engine in a 60º V-Twin configuration. The engine configuration is legal for competition in the NHRA Pro Stock and AHDRA Pro Gas divisions.

The engine is built with special S&S billet crankcases, cylinders, and heads, and features an integral 6-speed automatic transmission. Twin downdraft manifolds and large diameter throttle bodies for S&S Variable Fuel Injection (VFI) are standard equipment on this engine.

31-9710 - engine complete with transmission $50,440.44. A complete motorcycle with one engine, Kosman chassis and all labor to finish airbox, build pipes and complete entire bike (less paint), starter, starter cart and batteries, RacePak V300 with all sensors including O2 sensors in each pipe, 18 volt batteries and charger, shift light, oiling system (stainless steel lines & fittings), throttle and cable, 630 chain and 42T, 43T, 44T, & 45T rear sprockets, windscreen, all other hardware and accessories, fuel injection training.

Engine disassembly/assembly orientation, demo at track and provide support startup at race track - $125,000.

Complete motorcycle with spare engine (required for NHRA drag racing) - $175,000.


V-Twin NHRA Pro Stock Dragbike by Star Racing

V-Twin NHRA Pro Stock Dragbike by Star Racing




Kosman Racing

 Fabrication & Paint Custom
 Wheelbase 70"
 Body Kosman Buell XB9R
 Forks Kosman Racing
 Front Wheel

Kosman Racing 1.85” x 18”

 Rear Wheel

Kosman Racing 15" x 9"

 Front & Rear Brakes Kosman Racing

S&S Cycle


S&S Cycle


S&S by Liberty

 Rear Wheel Drive 630 Chain
      Compression Ratio
      Oil Pump 
      Fuel System 
      Intake Track 

S&S Cycle
5-1/8 bore x 3-7/8 stroke
S&S Billet
S&S Billet
S&S Pro Stock
S&S Adjustable Rockers
S&S Billet

 Ignition    MSD-4
 Gasoline    VP C25
 Data Collection

RacePak V300


300+ at Rear Wheel

 Minimum Weight

615 lbs. with rider


V-Twin New Products

V-Twin Dyno Tuning

Star Racing offers dyno tuning & custom mapping for your Harley.

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