heater core

  1. R

    Non AC heater box C60 to K20

    Hi all. My non ac heater box for my 1977 k20 is junk and we have an old 70's c60 that is non ac. It seems the blower shroud on the engine side is the same. Would the heater core box inside the cab be the same as well? Or has anyone ever made the conversion. I have called local junk yards and...
  2. C

    Need a Non-AC Heater Box

    Novice here. The heater core in my 78 Chevy K10 started leaking. I purchased a new core and began uninstalling the heater box under the dash to replace it. In the process of taking out the box, I snapped off the last two remaining studs. They basically just crumbled in my hands. The one at the...
  3. 85chevc30cummins

    85 crew Chummins project thread

    3 out of 4 blades on the trans cooler, just discovered after pulling condenser out.. sweeet
  4. rwljpl

    Heater core

    My truck has never had working heat (it does have working a/c) The previous owner said the heater core was probably the issue I just got around to changing the heater core But I still don’t have heat The air blows somewhat warm but never really gets hot If I let the engine get up to running...

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