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An interesting point: The some of the "works" TR3 engines from 1972 sported 6 transfer ports, like an F/G model 350. It took Yamaha 7 years to let us all in on the secret !! | An interesting point: The some of the "works" TR3 engines from 1972 sported 6 transfer ports, like an F/G model 350. It took Yamaha 7 years to let us all in on the secret !! | ||
The good news was the big news from Yamaha later that year, there was a major change on the way ... [[water-cooling]] | The good news was the big news from Yamaha later that year, there was a major change on the way ... [[water-cooling]] !! | ||
==Racing success== | ==Racing success== |