From a press release issued by OMRRA:
Oregon Motorcycle Road Racing Association would like to announce the Vicious Cycle Formula 160 Championship Series.
This Vintage racing series will take place at Portland International Raceway from April through October, and features pre-1968 Superstock 160cc four-strokes and 125cc two-stroke machines.
For more information, call (503) 295-0121 or (503) 285-8824.
OMRRA Suggests That You Get That Old CB160 Honda Out, And Race It
OMRRA Suggests That You Get That Old CB160 Honda Out, And Race It
© 2003, Roadracing World Publishing, Inc.
