Thread: 396 427 454 nos rocker arms ls6 copo
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Old 05-05-2009, 12:55 AM
MR-427 MR-427 is offline
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Default Re: 396 427 454 nos rocker arms ls6 copo
My gm parts book says 65 to 70 396 427 454 l78 l72 H rockers
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