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1975 Pontiac Catalina Hardtop Coupe Base

1975 Pontiac Catalina Hardtop Coupe
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July 4, 2009, 9:18 am

Kim V
 

Question: what should be the fuel air intake for the carberator?

Just bought this car used. Engine runs great, but if I try to accelerate too fast it dies.


July 6, 2009, 8:41 pm

Elizabeth K
Expert Mechanic

The correct air:fuel ratio is 14.7:1, but It sounds like it's either starving for fuel or air. Make sure the air filter and fuel filters are clean. Next, get a carburetor adjustment. Most people do that by ear, adjusting first the mixture, then the idle speed. You should be able to find the step by step procedure in the online repair manuals at the autozone.com website. It couldn't hurt to go through it with a full tune-up, including timing adjustment.


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