I think there are only two possibilities which make sence:
1. If they name the F32,F33 and F35(36) 4er series than F82,F83 and F85(F86) would be M4s.
2. If they drop the 4er series lable than all F8x would be M3s.
Last edited by Uli_HH; 12-16-2011 at 07:03 AM.