91 z28 350 tpi i think its pretty worked just bought it not to long ago trying to figure out everything its got. its a track car no heat ac wipers interiors mint tho. t tops. twin turbo hood. just threw drilled and slotted rotors all around. zeggys performance tranny built up to 700 hp. i think aluminum driveshaft? new gears def meant for the track cause my rpms are high on the hwy. b&m shift kit. huge rpm tach. i think its got aftermarket heads to because i opened up the oil cap and the top of the heads were purple/?