Best upgrade heads? Pricing?
11-05-2008, 02:56 PM
#41
TECH Resident
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A friend of mine mentioned i shouldnt install GM846's (or any cam in general) if I care at all about gas milage.
Also - what kind of power gains should i see if i port my stock intake mani?
Last edited by nik1703; 11-05-2008 at 03:07 PM.
