2003–2005 Alfa Romeo 156 1.8 Twin Spark Specs & Performance

The 2003–2005 Alfa Romeo 156 1.8 Twin Spark is a first-generation medium sedan powered by a naturally aspirated inline-four gasoline engine. The exact page lists 138 hp and 120 lb-ft of torque, with a 5-speed manual transmission sending power to the front wheels. Its four-door, five-seat layout and 102.2-inch wheelbase make it a practical sedan, while the transverse front-engine configuration keeps the powertrain compact.

Its naturally aspirated Twin Spark engine delivers its peak 138 hp at 6,500 rpm and 120 lb-ft at 3,900 rpm. The page lists a 129-mph top speed and 9.1-second 0–60 mph time, with double-wishbone front and multi-link rear suspension supporting the FWD chassis. The car weighs 2,954 lb and uses DOHC valvetrain with 16 valves and multi-point fuel injection.