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Old 01-01-2021, 11:18 PM   #14
slowforty
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Join Date: May 2010
Location: Tinley Park Ill
Posts: 1,061
Default Re: headers vs duals

According to a 1956 Hot Rod Magazine on a basically stock engine , stock manifolds work well. I have this setup on my 40 since 1989. Probably nothing left inside the mufflers.
Sounds good and cost effective.
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