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Old 10-03-2012, 08:43 AM
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Quote:
Originally Posted by AMMFAB View Post
heres a good example of what my all out high rpm race port looks like on a gm ld9 exhaust port compared to stock, big in all directions but down..... for big power in the higher rpms....


mike
Yikes!!! I'm guessing you're gasket matching the intake and exhaust on this head? A little bit of miss match would really suck after that much work......