Do i need a tune
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From: Round Lake IL
Car: 1989 formula
Engine: 350 l98
Transmission: 700R-4
Axle/Gears: 327
Do i need a tune
my car is a 89 formula l98 mods are ported runners and plenum air foil CAI and under drive pulleys with soon to have 1.6 rr just nut sure what to buy (any help would be great) but was wondering if i need a chip or a tune thanks also would i benefit from putting on a AFPR and raising the fuel pressure thanks
Last edited by 89 350; Sep 8, 2011 at 08:45 PM.
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