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Old 02-06-2010, 09:42 PM   #6
Super73
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Join Date: Nov 2007
Location: Bay Area, Ca
Posts: 2,841
Re: exshaust question for bbc

Put dual 3.5" cut outs 16-18" behind the collector, then reduce it to your 3". When your at the track, uncork it. When your on the street, leave it corked. Cheaper than running a full new system with the benifits of getting everything you can out of it.
__________________
------Motor---------------Bottle
60'---1.53---------------1.41
1/8---6.58 @ 105.92----5.87 @ 118.41
1/4---10.38 @ 126.97----9.24 @ 142.49
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