How To Build A Crate 427 Windsor Engine Ford Racing X Head
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6. Ford Racing’s X-Head is a refined version of the popular GT-40 head and is available in two versions, the M-6049-X306 with 64cc chambers and the M-6049-X307 with smaller 58cc chambers. These heads are the same except for chamber size. Jesse Kershaw of Ford Racing recommended the X306 head with 64cc chambers to keep compression in check for today’s pump gas. View Related Article
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