1994 exhaust and starting problems

Tiny
FAULKNERC
  • 1994 CHEVROLET SUBURBAN

1994 chevy suburban
5.7
236000
2wl drive
Just replace intake manifold gaskets

Problem I think the cam bearings are gone
Has a knock when first starting up stops after a minute of warming up, smells gas is burning rich, sputters and hesitant to go, while driving misfiring, smell exhaust fumes through out the truck.

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Monday, August 13th, 2007 AT 11:03 PM

1 Reply

Tiny
MERLIN2021
  • EXPERT
  • 17,581 POSTS

Backfires thru the intake usually mean worn cam lobes, the knock is probably a connecting rod or wrist pin. Time for a crate motor!

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Tuesday, August 14th, 2007 AT 2:37 AM

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