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#tuned port injection

1988 Chevrolet Camaro IROC-Z, tuned port engine on main street
Car Features

Tuned Port Injection: The Heart of the IROC-Z

Dan Reeves · · 7 min
1985 Chevrolet Camaro IROC-Z, profile on a dark country road
Car Features

The 1985 IROC-Z: A Handling Package Gets a Name

Tom Ramirez · · 6 min
1987 Chevrolet Camaro IROC-Z, cabin at night in a driveway
Car Features

The IROC-Z Camaro Story (1985 to 1990)

Wayne Coburn · · 10 min
1989 Pontiac Firebird Trans Am GTA in monochromatic silver parked in a driveway at golden hour
Car Features

The GTA: Gen3's Flagship

Wayne Coburn · · 6 min
Close-up of a 1991 Pontiac Firebird's silver batwing Tuned Port Injection plenum and tuned runners
Car Features

The Tuned Port 305 and 350

Wayne Coburn · · 6 min
1989 Pontiac Trans Am GTA third-generation Firebird parked on a suburban street at golden hour
Car Features

Third-Generation Firebird 1982-1992: The Aero Era

Wayne Coburn · · 9 min