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Old 01-13-2014, 10:36 AM   #2
Dave in MN
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Join Date: May 2010
Location: Jordan, MN
Posts: 1,411
Default Re: Boring A intake for B carb....

The primary passage could be enlarged all the way into the secondary passages.

I have a couple pictures with comments on my website. Look on the "DIY Help" page for the selection "Intake manifold enlargement"

Click on the link below and give it a little time to load...


http://m.www.durableperformance.net/...doc.3.5.11.pdf

Good Day!

Last edited by Dave in MN; 01-13-2014 at 05:21 PM.
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