Hello, I recently bought my first El Camino (1987) it was originally a v6 but it has been swapped to a 305. The guy I bought it from ripped out all emissions and computer-related parts during the swap and it runs and drives great but he never finished connecting any HVAC stuff back together. He...

my 1984 305 has a stuck heat riser. can I just buy a spacer or eliminator instead of repairing it? My car is never driven in cool weather

can anyone give me good directions or pictures on how to remove my 1965 el camino heater core, i read the chiltons manuel and it sounds like i might have rivets where it says there are bolts, anything will help. thanks