What is engine suffix codeFCN on early 80s 305?
The engine suffix code FCN on early 80s 305 indicates a 305 cubic inch (5.0L) V8 engine with a 4-barrel carburetor and a high-output camshaft. This engine was used in a variety of Chevrolet and GMC vehicles, including the Camaro, Firebird, Monte Carlo, and Malibu. The FCN engine produced 190 horsepower at 4,000 rpm and 280 lb-ft of torque at 2,800 rpm.