Well I don't know about the sensors but it would definately be louder. I did the same thing in an 85 I had.
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85GT 5.0 was CFI converted to Holley 650. Hooker full length headers, FlowMaster 2 chamber. Weiand Stealth manifold. 86 roller motor, crane 1:7:1 alum rocker arms(roller). SSI 220@.050/498 Roller cam. Summit double roller timing chain. Melling oil pump, stock bottom end. Mallory Hi-Fire ignition. Under drive pulleys. Accell coil and Ford Motorsport 9mm wires. 93'8.8 posi. 4:10s. AOD w/B&M shift kit. No figures yet, still working on it. No back seats or AC.
1989 GT Convert-- All stock w/AOD, Air Silencer removed, DynoMax Mufflers.
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