Re: '65 GMC 1500 project. From the Netherlands
Now that you mention that about the runners, James, it reminds me of an old post where you posted some pictures:
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Post 6.
Looking to do the same thing to my manifold, since you've proven it works.
Curious how you removed the divider. Just roughed it out with a carbide burr from both sides?
Also curious about your head porting work. I figured the stock ports should produce some swirl, but apparently, they do not. 10 cfm is a nice gain though. Was that with a 3-angle valve job?
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