The moter says to refer to the fuel tank. The tank gives a 16:1 mix. Can this be? I don't know if these are the orignal tanks,they could be. The seral# is 1717588
LOUEG<br />Post a serial number, front of engine on plate between the two clamp brackets, so we can tell you what age it is, could be a '61,'62,'63. That would be different from a '64.<br />Backfire