Owned and operated by Zoran Vujasinovic (2001-2025).
The TWF Racing Team has been leading the field in lightweight twin classes for over two decades. As of July 2025, Zoran is now retired from TWF Racing. Zoran has passed ownership over to Sam Wiest.
In the shop:
TWF offers suspension work, complete motor rebuilds, custom spacers, fabrication, tuning as well as complete bike builds.
In the paddock, on-line and around the local community, TWF Racing is known as the place to go for advice, information, parts and service for lightweight twins.
All spacer kits are handmade by TWF and made on order. Not mass produced.
Related Products
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Custom Top Bearing and Race – 1st Gen SV650
$50.00 -
Elbowless Clutch Cable – 1st & 2nd Gen SV650
$23.99 -
Front Wheel Captive Spacers – 1999-2002 SV650
$110.00 -
Front Wheel Captive Spacers – 2003-2009 SV650
$70.00 -
GSXR Rear Wheel Conversion – 03+ SV650 / SFV650
$175.00 -
GSXR Rear Wheel Conversion – 99-02 SV650
$175.00 -
High Lift Valve Springs – SV650 1st & 2nd Gen
$80.00 -
Lightened Flywheel – 1st Gen SV650
Price range: $130.00 through $200.00
2012
Jon Forman talking with Dan Sewell.
#36 Tom Dorsey – SV650
#8 Dan Sewell – SV650
#65 Jon Forman – ZX4


Zoran Vujasinovic, Sam Wiest, and Bradley Champion after winning 4 hour WERA Endurance at Virginia International Raceway in 2018
Twin Works Factory – 2007
Tom Dorsey, Jay Avasino, Jon Forman, Mike Metcalf, Zoran Vujasinovic, Kevin Heiss, Joe Sickle, Kurt Spencer, Aaron Tulchinsky, Everet Dittman















