Been asked a few time is I know what the thickness is between the push rod hole and port wall ...so here's some photo's here's the Intake port cut horizontal , 1st shot is an ordination shot, 2nd is close up, 3rd the section is turned 180 degree, 4th is top and bottom side by side

Eagle Head Ac.jpgEagle head Ad.jpgEagle Head Ae.jpgEagle Head Af.jpg
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