freelance031
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BigMackTrucks.com is a support forum for antique, classic and modern Mack Trucks! The forum is owned and maintained by Watt's Truck Center, Inc. an independent, full service Mack dealer. The forums are not affiliated with Mack Trucks, Inc.
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B-85f Backfire....
in Engine and Transmission
Posted
I HAVE A 1956 MACK B-85F FIRETRUCK THAT BACKFIRES BAD. IT LOOKS LIKE THE PREVIOUS OWNER BLEW THE MUFFLER APART. I HAVE HEARD SEVERAL SUGGESTIONS ON POSSIBLE CAUSES-ANY IDEAS?
THANKS..