Quote:
Originally Posted by 25stevem
That must of been some arm work out!
Did you do it all in one shot?
Here’s two shot’s of a ported 290 cfm 16 casting, but the earlier one with the air injection boss still part of the casting.
You see how far I ground into the roof and exposed a lot of the rocker stud hole.
Thanks for saving the photo and posting it!
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what is the stock dimensions at the pinch point. and how much can i safely remove to make it larger? i have 68 number 16 heads.