Recent content by jumpjets

  1. J

    What's the good AC compressor these days?

    I’ve had trouble with the “4 seasons” brand A6 style compressor. I’m on my 3rd one in a year. I installed one myself, and had the other 2 professionally installed by reputable shops. The clutch in the first one actually caught on fire.
  2. J

    Overheating climbing a mountain

    Ah. I have neither of those things. My fans are nice and tight to the radiator back end, but I have no aero help in front by the core support. I’ll rig something up this weekend.
  3. J

    Overheating climbing a mountain

    I think I found the culprit. I pulled the temp gauge sensor & dropped it into a pot of boiling water. The needle shot up past 240*, which is physically impossible. Once water boils, it can’t get above 212*. I shot the sensor & water with an IR temp gun just to verify. My Equus brand temp gauge...
  4. J

    Overheating climbing a mountain

  5. J

    Overheating climbing a mountain

    Hello, I’m a longtime reader, first time poster. My 1978 K25 resto project is running great, but it overheats when driving up the Sierra Nevada mountains. Tech stuff: -383 SBC (mercury marine block) -9.5:1 compression -Moderate cam (boat cam) -Summit iron vortec heads. 64cc chambers...
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