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04-06-2023, 12:29 PM | #1 |
Registered User
Join Date: Oct 2014
Location: Brandon, Manitoba, Canada
Posts: 956
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Re: Sullii the 72 GMC 1500
One thing I've discovered (and and maybe others can chime in) is the exact same exhaust system on a small block chevy sounds different the newer LS engine.
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04-06-2023, 05:35 PM | #2 |
Senior Member
Join Date: Mar 2008
Location: tyler texas
Posts: 1,532
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Re: Sullii the 72 GMC 1500
It's the firing order. Your truck is coming along nicely.
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