Do a little research on the part number you’re looking at. Jegs has it listed as a “cnc” head, but on the speedmaster site, that part number is for an “as cast” head. I’m guessing they mean “cnc machined”........ not “cnc ported”.
BIG difference between the two; I didn't pick up on that.
BIG difference between the two; I didn't pick up on that.