1977 Yamaha OW27 Photo 1

1977 Yamaha OW 27, same bike as Bob Hannah raced in America, this one has the water cooled kit which they took away at the beginning of the season due to a claiming rule of that year. CNC machined billet aluminum triple clamp. Magnesium hubs. Extremely light, tons of titanium, hand-pounded aluminum tank, sand-cast water pump case, Only one known to exist.