The Firebird’s appearance was unchanged from 1983.  The Trans Am received a performance boost with a high output four barrel version of the 5.0 V8.  That power plant first offered as an option late in the 1983 model year, replaced the former crossfire fuel injected V8.  It was rated at 190hp at 4800 rpm’s and … Continue reading 1984 Pontiac Firebird Manufacturer Promo