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  1. Rick Dobbins

    Big Block Cooling w/Electric Fans: DON'T DO IT

    MY STORY: Took out the 350 SBC 4/sp in my '77 GMC C25 and rebuilt a 454 BBC/TH400 from a '74 identical donor truck headed for the boneyard and put it in. I installed "The Best" Dual Fan/Dual Relay set up cuz I also installed the Vintage Air System (which I love). Ran like a raped ape, and...
  2. Rick Dobbins

    Need 1977 wiring diagram please

    Could someone please post the link to the wiring diagrams for my truck? I've seen it here before and I saved it, but it's disappeared. Thanks in advance! Front half of truck
  3. Rick Dobbins

    Anti-Theft and Post-Theft devices

    Wondering what everyone uses to protect their Squarebodys. They are ridiculously easy to steal. I'm using a GPS unit hidden on my truck that I can tract AFTER theft from my phone or home computer. And I can track my trips. Anyway, yes I have The Club, but I've personally seen a pile of steering...
  4. Rick Dobbins

    Hello to all

    30 year GM Tune Up Tech (and other car stuff) now retired. A year ago I bought a one owner 1977 GMC C25 with a Lance camper on it. Only 112,000 orig miles, but needed allot of TLC. And a big block/TH400 combo. It came with an anemic 350/Muncie 465, wiring nightmares, no tilt/AC. So I spent a...

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