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Detroit Muscle Technologies Ford 87-91 Pickup Truck F150 F250 Bronco AC Heater Box Rebuild Seal Kit FORD-TRK8791HB10

Detroit Muscle Technologies Ford 87-91 Pickup Truck F150 F250 Bronco AC Heater Box Rebuild Seal Kit FORD-TRK8791HB10
Detroit Muscle Technologies Ford 87-91 Pickup Truck F150 F250 Bronco AC Heater Box Rebuild Seal Kit FORD-TRK8791HB10
$78.99 kt
NEWARRIVING SOONEstimated Ship Date 09/24/2025 (If Ordered Today)
Model: 5052413
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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DMT AC heater box rebuild/installation foam seals for all 1987-91 F series pickup or Bronco. Reverse engineered in CAD and laser cut.

1987 87 1988 88 1989 89 190 90 1991 91 F100 F150 F250 F350 Bronco

AC Heater Box Air Intake to Firewall Seal (Engine Side) - .375" black foam rubber
Dash Ducts to Main Box 1" & 3/4" charcoal foam
AC Heater Box Air Exhaust to Firewall Seal (Engine Compartment Side) - .25" black foam rubber

Material
CORRECT thickness, modern material, foam and foam rubber pieces

About Detroit Muscle Technologies

In 1977, at 15, my first car was a 70 Barracuda I bought for $600 from my dad's co-worker at Chrysler Huber Ave Foundry. Tawny gold, 318, hub caps. Before I could "legally" drive it it had headers and a 4bbl. Had a couple other Mopars after this as a young man.

25 years later it was time to get another Mopar. After looking for 2 years I found a 1971 B5 blue Challenger right here in Michigan. 318 and hubcaps again. This time it cost over 10x as much, $6500. Didn't take long to add wheels, new leaf springs, 340 6bbl, etc. A year or two later I decided to completely redo the car. Had it media blasted and painted B5 blue again BUT when I went to put it back together I found  there were no good body gaskets sets for Mopars. The gasket making journey began.

In 2004 I first made a kit to redo my Non A/C heater box using a laser engraver/cutter that I had for another side business. I showed the guys on Moparts and quickly had a few orders. I obviously made all the gaskets for my car because I had all the parts for templates. Many parts fit the other E body models so I soon had all the E body gaskets, then more body style, then more heater box kits and the rest is history.

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years
Ford Bronco II 1987 - 1990
Ford Bronco 1987 - 1991
Ford Explorer 1991
Ford F-150 1987 - 1991
Ford F-200 1987 - 1991
Ford F-250 1987 - 1991
Ford F-350 1987 - 1991
Ford Ranger 1987 - 1991

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Detroit Muscle Technologies Ford 87-91 Pickup Truck F150 F250 Bronco AC Heater Box Rebuild Seal Kit FORD-TRK8791HB10: