Re: 1969 Yamaha YR3
Posted: Fri Feb 09, 2018 3:25 pm
AFAIK the Bridgestone machines were disc-valve induction and very fast for their era. I does make you wonder what they might have developed if they had carried on. A square-4 water cooled 350 with power valves would have been tasty
Cheers Geoff
Cheers Geoff