Yamaha FS1-E Owners Club Forum

Have the checked the number plate on the DVLA site to see if its current and matches the bike?

https://www.gov.uk/check-vehicle-tax

I think 2GO-200------ makes it a 1978 FS1M. That certainly fits with the number plate and the 2nd photo, although as you say the forks and wheels are from an RD50M.

Regarding the engine, the yamaha model code 200 is listed on the aircooled RD website list as a YG1KS from 1967. That's probably a ...