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1990 Chevrolet Blazer Question: engine backfires when rev'd really high?



, 5.7L V8, Riverside, CA, December 01, 2010, 10:43

The vehicle is a carburated chevy 350 K5 Blazer
Starts and seems to idle fine, It is set to 8 deg. BTDC. When you first start to rev it up it acts ok. When you rev it higher or get on the accelerator it stumbles and there is some backfire. What causes this? And what should i be checking for?

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  • Answer #1

    December 01, 2010, 10:49

    check the distributor cap for a crack. common issue.


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  • Reply

    , December 01, 2010, 11:21

    All inspections done with the naked eye, Indicate that the Distr. Cap appears to be fine

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