Thread: Plans for a 478 build.
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Old July 10th, 2016, 05:29 PM
bigblockv6 bigblockv6 is offline
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Default Re: Plans for a 478 build.
I've got the custom cam specs for my 478. I'll have to send you a copy of the custom cam specs for my 478 along with the part number for longer valve springs from Comp Cams , they are actually Ford 390 valve springs
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