IROC-kitted Z-28 comes with a perfect tan leather interior and a tuned-port injection V8 making a tire-shredding 190 hp ...
The base IROC engine for ’87 was the LG4 5.0-liter/305-cu.in. V-8 which breathed through a Quadrajet and was rated at 165 hp/245 lb.ft. of torque. The Tuned-Port Fuel-injected 305 delivered 215 ...