Mopar B Body 71-74 NON AC Heater Box Rebuild Restoration Seal Gasket MEGA Kit

DMT NON AC heater box restoration MEGA kit for your 1971-74 B bodies.

1971 71 1972 72 1973 73 1974 74 Charger, Coronet, GTX, Satellite, Roadrunner

NOTE: 12/29/25 DONT HAVE ANY OF THE BLOWER TUBES. WILL HAVE MORE IN APPROX 60 DAYS. THE BASIC VERSION OF THIS KIT, BXX7174HB01, IS STILL AVAILABLE.

Note: Have AC kits in another listing.

Contents
Basic instructions
Driver side fresh air vent box to cowl gasket
Blower motor to firewall seals
Heater box to cowl seal (thick foam rubber ring)
All door charcoal foams
White rope caulk for box half sealing
Rear cardboard backing

Also included in MEGA kit
Rear cardboard clip set
Rubber blower motor cooling vent tube