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**WorkinLonghorn** · 05-30-2018, 06:03 PM

I had an old motor with a similar problem and it turned out that the timing chain was worn so bad that it skipped a tooth. Wasn't a chevy but same could be true for yours. But since you just did carb work, then I would triple check that system including the fuel filter, fuel pump, etc. -BA

05-30-2018, 06:03 PM	#2
WorkinLonghorn Senior Member Join Date: Dec 2006 Location: Studio City, Calif. Posts: 2,855	Re: Trouble starting 72 pickup I had an old motor with a similar problem and it turned out that the timing chain was worn so bad that it skipped a tooth. Wasn't a chevy but same could be true for yours. But since you just did carb work, then I would triple check that system including the fuel filter, fuel pump, etc. -BA __________________ '69 GMC C2500 Custom Camper, 8 1/2' bed, New GM 350, NP 435 Close Ratio 4spd. Trans., 3.73 Dana-60 open.Camper and Trailer wiring, PS, PB, AC, tach , three gas tanks, 2nd owner, Work-Truck supreme. Best $300 I ever spent.