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Re: Cracked Exhaust manifold ????
I don't think it would actually make it idle worse, it would surely make it noisier though.
It might the gasket at between manifold and block, or the gasket between manifold and collector.
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'89 Astro 4.3L Z
CFM-Tech power plate
2.5" exhaust, Low restriction cat and muffler
Jet stage I chip
B&M trans cooler
'96 Jeep Cherokee
'99 Chevy Cavalier
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