There is an older 4-door Lumina in Wichita that has a GTP motor in it. He has a different pulley and NOS. It runs high 12's/very low 13's all day. Gotta watch out for them sleepers!
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91 GT - Cobra Intake, FMS 65mm TB, C&L 73mm MAF, GT-40P heads, Crane 2031 cam, Crane 1.7rr, Built AOD, Art Carr 2400 non-lockup converter, Transgo shift kit, BBK cold air, FMS 'P' headers, Pacesetter off-road H, BBK aluminum pulleys, Flows w/dumps, FMS 4.10's, Steeda STB, StangNet LCA's, for now...
Original GT-40P Tech Page