87 gn with engine from conley with champion alum. heads,upgraded computer,te 60 turbo,twin bosch external pumps,55# injectors,full roller rockers,larger intercooler.k&n filter,373 8.5 posi rearend,2800 stall,beefed-up tranny,air bag,twin race seats,egt,boost,oil,water,tranny gauges with...