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  1. L

    Need help with overheating issue on my 77 k10 with sbc 350

    Update I put on a new radiator, 2inch spacer and put 8n a 180 tstat in now I am running just above the half way line on gauge this morning hoping that is where is will stay
  2. L

    Need help with overheating issue on my 77 k10 with sbc 350

    So update I got a laser thermometer and at the er block where temp sensor it was 242 and I also noticed a 40 degree temp difference from left side to right side of radiator which makes me believe I need a new radiator again thanks for all the help I am also putting a 2 inch spacer on my fan
  3. L

    Need help with overheating issue on my 77 k10 with sbc 350

    No clutch on fan
  4. L

    Need help with overheating issue on my 77 k10 with sbc 350

    And thank you all for your responses I really appreciate your help
  5. L

    Need help with overheating issue on my 77 k10 with sbc 350

    Idk if rad is stuck or not I bought this thing 2 months ago and the kid seemed like a schmuck. There are toggle switches everywhere, a wiring nightmare so I'm not sure what all he did to it
  6. L

    Need help with overheating issue on my 77 k10 with sbc 350

    Spring is in lower hose I didn't verify fan being on correctly but I believe its is also here is a pic of my normal running temp as of late
  7. L

    Need help with overheating issue on my 77 k10 with sbc 350

    Here are the pics of my fan set up I noticed a gap between support and shroud I'm gonna tape it up this morning
  8. L

    Need help with overheating issue on my 77 k10 with sbc 350

    I have not verified temp with a laser due to not having one. While sittingvtruckvruns right at the start of the red on gauge and while driving it's closer to the third hash mark. My fan set up is just the blades bolted to the water pump driven by belts and harmonic balancer and a stock plastic...
  9. L

    Need help with overheating issue on my 77 k10 with sbc 350

    Well I used a block tester and fluid did not change so head gasket should be good, I had already ran that test but forgot to put in original post. I have a fan shroud. It runs hot all the time my gauge used to peg hot right away but after replacing tatar and water pump gauge slowly gets hot and...
  10. L

    Need help with overheating issue on my 77 k10 with sbc 350

    I've replaced tstat water pump temp sensor temp gauge upper radiator hose bleed air out of system and it still runs very hot and also replaced radiator cap too I don't have a clutch fan so my fan runs all the time I cant figure out why I'm still running hot I flushed radiator water ran through...

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