General Motors General Motors General Motors Company, commonly referred to as General Motors (GM), is an American multinational corporation headquartered in Detroit that designs, manufactures, markets, and distributes vehicles and vehicle parts, and sells financial services, with global headquarters in Detroit's Renaissance Center. It was originally founded by William C. Durant on September 16, 1908 as a holding company. The company is the largest American automobile manufacturer, and one of the world's largest. As of 2018, General Motors is ranked #10 on the Fortune 500 rankings of the largest United States corporations by total revenue. General Motors manufactures vehicles in 37 countries;
General Motors 122 engine pushrod cylinder head. Output is at 5000 rpm and at 3600 rpm. Displacement is with an bore and stroke. 2200s were built in Tonawanda, New York. This engine was replaced by the LN2 in September 2002. Applications: General Motors 122 engine The 122 engine was designed by Chevrolet and was used in wide-array of General Motors vehicles. The "122" was similar to the first two generations of the General Motors 60° V6 engine; sharing cylinder bore diameters and some parts . The "122" was available in the US beginning in 1982 for the GM J platform compact cars and S-series