At the time of the 1973 oil crisis the only engines Pontiac built were 350 cu in (5.7 L), 400 cu in (6.6 L), and 455 cu in (7.5 L) … 詳細

The Iron Duke's first applications were in the 1977 Astre and Sunbird subcompact cars, replacing the 2.3 L Vega engine, and in the compact Phoenix. As these cars were originally designed for Chevrolet engines, the Iron Duke als… 詳細

Iron Dukes were fitted with fuel injection (TBI, via a single injector in the throttle body) in 1982. This version was christened the Tech IV, though Car and Driver later ridiculed it as the low-Tech IV. Power output increase… 詳細

The Iron Duke block formed the basis of Pontiac's Super Duty four-cylinder racing engines of the 1980s, the last in a line of high-performance Pontiac Super Duty engines. The engines were featured in NASCAR… 詳細

• Jeep 151 information 詳細