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Old 09-08-2011, 06:16 AM   #8

Scott@Bjorn3D's Avatar
Drives: Kami, 2013 2SS LS3 Luvin
Join Date: Oct 2008
Location: Eufaula, Alabama
Posts: 6,418
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Couple of things. Top down driving will induce allot of drag, like driving with your windows down in the coupe on the highway. Second is how many miles on the car? SS engines do not wake up and loosen up till about 7,000 to 10,000 miles.
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