75gmck25's latest activity
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75gmck25 replied to the thread 1987 LS swap , dual tank, primary left side in tank fuel pump & Right side tank convert to a transfer tank setup to fill left tank anyone done this?.Maybe simplify your life and swap to a single Blazer or Suburban tank at the back of the truck. Not sure if the big Suburban 40 gallon... -
75gmck25 replied to the thread O2 sensor question.My gauge uses the LC-1, and the instructions tell you to mount it under the vehicle near the O2 sensor. The LC-2 is part of a different...
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75gmck25 replied to the thread O2 sensor question.I have an Innovate AFR gauge, and the “control box” mounts on a frame rail under my truck - supposed to be weatherproof. From there I...
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75gmck25 replied to the thread Door wiring conduits.I got the conduit from a newer truck at the pick and pull, and just used the dimples as a guide to drill the holes. I do remember that...
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75gmck25 replied to the thread 1978 chevy 350 issue.If it has not run in years the lifters may have lost fluid, and are too stuck to refill and pump up. As already mentioned, they may...
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75gmck25 replied to the thread Should the windshield wipers park on a 1974?.They park, and intermittent was not an option until later years.
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75gmck25 replied to the thread 1974 c10 didn’t start-fuel problem?.All the shop manuals are posted on this site, so you could just download them and print pages when you need them. The GM shop manual...
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75gmck25 replied to the thread High Pressure Fuel pump install.Another more complicated solution is to swap in a Blazer or Suburban tank back in the spare tire area, and get rid of the dual tanks...
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75gmck25 replied to the thread First real drive! Not tragic but not good. I think I need carb advice..I had the same Quadrajet on my ‘75 GMC, and that extra hose is definitely the gas tank vent and vapor recovery. The original carburetor...
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75gmck25 replied to the thread High Pressure Fuel pump install.Another option is to use a surge tank or fuel sump with built in fuel pump in the engine compartment. Then just leave the existing dual...
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75gmck25 replied to the thread Fresh Air vents with factory A/C?.The A/C trucks defaulted to having the kick panel vent closed (it is spring loaded), and the HVAC drew fresh air in from the cowl above...
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75gmck25 replied to the thread Pro Flo 4 with Delphi FE0114 or ACDelco EP381.Scoggins Dickey still lists it at about $60. However, they have a complicated explanation for getting a shipping estimate. Seems like...
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75gmck25 replied to the thread K5 Blazer values… possibly buying 86 k5.The hardest work for backyard DIY is body work, so if it doesn't have any significant rust it should be definitely worth $6k. All the...
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75gmck25 replied to the thread Square body chevy truck gear ratio.Try one of the rpm calculators and play with gear ratios until you get the highway rpm you want. I have 4.10 gears and stock 31”...
