4-1/2" recessed firewall for any 1930-31 body style. For the street rodder running a big block motor. U.S.A.
We carry both stock and recessed firewalls. The recessed firewalls are for the street-rodders that need a little more room for the motor.
Recessed firewalls are Bitchin' brand.1928-29 recessed firewalls need the upper firewall (A-1015-U) if an original gas tank isn't being used.
A-1015-BBREC Big Block Firewalls give a little more room if you are running a big block, not avaialble for 1928-29's. U.S.A.