It's a 1985 Yamaha V-Max. 1985 is the first and rarest year. 140BHP in 85 only, Yamaha dropped output to 100BHP for 86 and 90BHP for 87-06 for insurance reasons.
This thing sounds frickin' awesome!!! (Think nitro-burning funnycar

)
That is a file photo, mine is painted Plymouth Prowler orange