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LS9 cam
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06-11-2013, 04:54 PM
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KCS
Drives: 2000 Pontiac Trans Am
Join Date: Jan 2013
Location: Houston, TX
Posts: 73
I would consider valve springs at least. It doesn't seem mandatory, as it looks like the LSA springs are designed to .570" lift and the LS9 cam is .562", but a se of PAC beehives wouldn't hurt for a little extra spring pressure an piece of mind.
KCS
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