JIMS Sponsored Racers Jody Perewitz and Hiro Koiso attack the salts during 10th Annual Bonneville BUB speed trials and take records!

CAMARILLO, CA – October 12, 2013 – (Motor Sports Newswire) – At the 10th annual BUB Motorcycle Speed Trials, the Las Vegas, Nevada based Hiro Koiso Racing team seized 3 new land speed records to include 2 AMA nationalrecords- 3000-MPS-PBG class 210.646 mph*, 3000-MPS-PBG class 214.342 mph* and a FIM world record of 214.653mph* in the 3000cc partially streamlined, force inducted class. The new world record is 22 mph above the existing record. (*Ratification pending) The highly modified 2006 Harley-Davidson DYNA is powered by a JIMS 135” Twin Cam Race engine and was modified by T-ManPerformance. A total of 15 records for the team have been set at Bonnevillesince 2008.


JIMSsponsored racer Jody Perewitz of Team J’Witz achieved her 10th land speed record at 207 mph on the salts. In September of 2011 she became the first woman to go over 200 mph on an American V-Twin. #264 is powered by a 100 ciV-Twin with JIMS cylinders, flywheel and engine cases. The supercharged bike produces over 230 HP!


Here at JIMS we are very proud to support the racers, and extend our congratulations on their record setting achievements and membership into the 200+ club!

Opened in 1967, JIMS established itself as one of the frontrunners in the aftermarket Harley-Davidson® performance industry. JIMS, an American manufacturer, prides itself on making the highest quality performance engine parts, transmissions, and professional tools for use on Harley-Davidson motorcycles.