Black jack headers?
#1
Black jack headers?
Hey yall i was just wonderin if blackjack headers are any good in yall experinces. Also i got 650Holly carb, Edlebrock performer intake, blackjack headers wit 2.5" exhaust w/o cats and with flomaster mufflers, how much increase of hp will this give me?
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torque_is_good
LT1/LT4 Tech
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05-09-2009 02:10 AM