Well Brad I have seen 14 and 15 as well and 18 and that is original red that would be under the engine and mid year they changed to a chain and centrifugal clutch and special cover yours would have normal cover and I also got with the former speedway worker and he said that the shrike only could have been gold if one of the employees painted it gold but I see original red under that gold and the sticker on the tank have been taken off and put back on have you got Tom's bike yet