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1980

Without knowing the exact setup done with the new carburetors I would suspect there is a carburetor setup issue and may need adjustments to the idle jets sizes since it may be running too lean or too rich at idle....

The balancer number you provided is from model year 1981 and thus is a 50 ounce balancer. The only way to determine the model year of the crankshaft, and thus whether the current 50 ounce balancer is the correct one...

Hi there. Unfortunately, I think Jay is correct here. Usually when you see air bubbles in the filter, it's due to a pick-up issue or debris in the fuel. If the gas tank is the original one from 1980, it...

Hi there. The wiring should be the same. If the plug is the same where it hooks into the alternator, then the wiring is the same. Newer alternators have different symbols for the connections. Now, if the connections are completely...

Brake noise or chatter occurs when the brake pad backings vibrate in the pad guides and caliper housing. Often the application of a brake grease or anti-seize lubricant can be applied to the contact point of the brake pad (https://www.yourmechanic.com/services/brake-pads-replacement)...

Hello. The biggest engine that this vehicle originally came equipped with was the 5.7L V-8. This is the 350 cubic inch version. I am not sure what modifications to your vehicle that would need to be done to make this...

Your first starting effort probably created enough heat within the starter motor to melt the windings, shorting them. This just causes more power to be directed to an already hot starter motor. Kills the starter. Take it out and have...

Hello, thank you for writing in. Considering you have taken on a lot of the main components all at once, you should take a moment to go back through the entire project thus far to make sure everything was done...

I would recommend having all of the vaccum lines checked first since those are a much less expensive repair than carburator issues. If any vaccum lines are old, brittle, cracked, or broken, I would recommend having them replaced. If this...

You may be sucking air from the fuel lines before the pump. Check all the clamps all the way to the tank. If you still are sucking air then remove fuel supply tube in the tank and check to see...

Hi there: On a carburetor powered V-6 it is very likely that your choke or idle adjustment screw on the carb is dirty and simply needs to be cleaned. If you've never done this before on your vehicle, it might...

The fluctuating oil pressure indicates an inadequate oil supply (https://www.yourmechanic.com/services/oil-level-is-low-inspection) to the oil pump. It is possible that there may be some trash or sludge buildup on the pickup tube screen limiting the oil supply at the oil pump. An...

Hello. There are a few reasons why this is happening. The tachometer (https://www.yourmechanic.com/article/3-essential-things-to-know-about-your-car-s-tachometer) on the instrument cluster may be bad, and the instrument cluster may need to be replaced. There also could be a problem with the speedometer shaft and...

On some earlier years of Chevy they used to have the A/C compressor to come on when you are turning off the engine to help the prevent the engine from suffering from excessive after-run conditions that the engine will continue...