K sorry its taken me so long to post some pictures, its just I have not had the chance to go to my dads place in awhile. Here is Fender Tag decoded
RM21:
Plymouth Belvedere,Satellite
Medium, Road Runner
2 Door Coupe
P4G: 400 250HP(net) 1-4BBL 8 CYL
1974
St. Louis, MO, USA
127200...