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1980

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My engine and exhaust are pulsing when my car is at idle.

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....

24 or 50 oz imbalance in a ford 302 with a 1980 block and harmonic bal #E1TE-B4aA ?

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...

Carb not getting enough fuel I don't see it in the window n I put new fuel pump n lines on and another carb on it but same proble

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...

Connections are different on the new alternator.

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...

Brakes are making squeaking noise - 1980 Toyota Cressida

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)...

I want to know what engines would fit my motor mounts properly

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...

Battery grounded power wire - 1980 Chevrolet C30

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...

Getting fuel, spark, compression, air still no start

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 have a 1980 c10 it's starts up with starting fluid or when I am pumping on the gas, but it will randomly have a rough idle and w

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...

Air bubbles in my fuel filter

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...

Car starts fine in the morning then after I stop it won't start back up an backfires real bad

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...

Fluctuating oil pressure - 1980 Jeep CJ5

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...

Tachometer malfunction

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...

when I turn the ignition switch to on, the ac compressor clutch will engaged. Disconnected the ac control switch and still

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...

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