Q| Lq9 heads

10-16-2009, 11:26 AM

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Q| Lq9 heads

Hi guys

I want to ask about the 317 heads

Can I mill them to 61cc ??

How much cc I will lose in each mm if I mill them ?

thanx

10-16-2009, 12:09 PM

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i'm no expert but 61cc is gonna be a stretch

10-16-2009, 12:33 PM

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.006 = 1 CC

Good luck with that....

10-16-2009, 12:39 PM

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No you cannot mill them that much.At .030 you start running into alignment issues with intake to head mating surface not to mention ptv clearance.