tri-z custom engine?

[tri-z254]

hey guys im new to the site just recently picked up a 85 tri-z 250 out of waco tx and the right side of the engine has "custom" engraved on it. just wondering if there were any custom engines from yamaha or did a guy at his house do this?

[philgipson]

welcome texas im in paint rock but i dont know anything about yamahas.

[badass350x]

hey guys im new to the site just recently picked up a 85 tri-z 250 out of waco tx and the right side of the engine has "custom" engraved on it. just wondering if there were any custom engines from yamaha or did a guy at his house do this?

Lets see some pics?