Thread: who here races with exhaust manifolds?
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Old 01-28-2013, 01:26 PM
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mockingbird812 mockingbird812 is offline
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Default Re: who here races with exhaust manifolds?
<span style="font-style: italic">.... was interested to see what folks are running ET / MPH wise with stock or ported exhaust manifolds... anyone?</span>


'70 Chevelle LS6/M22/4.56 pure stock rules: 12.2 @ 108 mph
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