75gmck25's latest activity
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75gmck25 replied to the thread Steering Gear.I used the Borgeson on my ‘75 GMC, and it seems to be well made. Haven’t had it that long, but it seems to track really well on the... -
75gmck25 replied to the thread OEM Breather replacement.Trivia for you - did you know that most of the Edelbrock air cleaners will also not fit on an Edelbrock 1406 carburetor unless you use a...
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75gmck25 replied to the thread OEM Breather replacement.If you go to a GM-related classic car show there will be vendors with various air cleaners to fit the Quadrajet. Some are even dual a...
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75gmck25 replied to the thread Tires for Stock Rims '79 K20.Also check the GVW of your truck, and if it’s the high GVW (8400 or 8600 lb) decide if you want to buy the correct E load rating tires...
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75gmck25 replied to the thread 327 vs 350 for a daily driver.The best starting point for a simple swap is a crate 350 with Vortec heads (or similar aftermarket aluminum). and a roller cam. It will...
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75gmck25 replied to the thread C20 Camper Special 454 Engine Starter Wiring.If it’s like mine, the gunk will not come off. It’s like the steering wheel plastic is oozing out some type of goo and making it...
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75gmck25 replied to the thread Help me solve a cooling issue. Pic's inside..For my ‘75 350 I used a Stewart Stage One water pump (iron body, higher flow than stock) and a Stewart high flow 195 degree thermostat...
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75gmck25 replied to the thread Vintage Air Gen V (5) or replace existing compressor, etc., for 1987 R20 Suburban?.Anyone know how much that HD6 weighs, compared to the old boat anchor A6? The brackets for my original A6 were thick iron, It was...
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75gmck25 replied to the thread No power at temp gauge.Did you use Teflon tape on the sending unit threads? That can prevent getting a good ground to the head. Check resistance between the...
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75gmck25 replied to the thread Fuel spitting out spark plug hole?!?.If you have a problem with a rocker or pushrod on that cylinder, fuel may be accumulating and not getting burned. It’s amazing how...
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75gmck25 replied to the thread Cruise control inop.The diagram for my '75 is not really clear, but seems to show the regulator mounted very close to the place where the throttle cable...
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75gmck25 replied to the thread R12 Replacement.Alternative refrigerants can be made to work effectively, but now you have a system that nobody else can work on. You are forever your...
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75gmck25 replied to the thread AC noise under throttle.The A/C controls run off engine vacuum, and the vacuum reservoir under the hood should keep the controls vacuum relatively constant...
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75gmck25 replied to the thread What is this hole for?.The metal bracket behind that hole is attached to the HVAC duct that goes to the driver's side vent. In the LMC catalog it is the...
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75gmck25 replied to the thread Fluid Changes.Simplest choice is to use 5 quarts of 10w30 full synthetic for an SBC. Even 10w30 Dino oil will work fine, but it will need to be...
