Milling 317's

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Oct 19, 2009 | 06:31 PM

JDC

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From: Ontario,Canada

Milling 317's

Whats the most anybody has milled a set of 317 heads. My son wants to put a set on his 4.8 with out losing the stock compression ratio. Ive figured you need almost 070. off them. what do you guys think.

Oct 19, 2009 | 06:39 PM

dirt track racer 81

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From: Hennessey, Oklahoma

thats alot to mill off. milling them .070 will get you around a 60cc chamber.. but personally i get the 243s and mill them .030-.040

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