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Old 02-11-2011, 11:35 AM
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cobalt327 cobalt327 is offline
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I agree w/installing it SU. The cam specs are so 'wacky' on that Thumper cam anyway, w/107 LSA and a 14 duration @ 0.050" split favoring the exhaust, etc., that there'd be no real point to changing the phasing, IMHO.

How has it been running so far?
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