Rambler American sedans and AMC Hornet sedans VAM Camioneta Rambler American (1968–1972) U.S. equivalent AMC Rambler American wagon and AMC Hornet Sportabout VAM Rambler Classic 660 (1965) U.S. equivalent AMC Rambler Classic VAM Rambler Classic 770 (1966–1969) U.S. equivalent 1966 AMC Rambler Classic sedans plus AMC Rebel four door sedan VAM Rambler Classic SST (1967–1969) U.S. equivalent AMC Rebel hardtop VAM Javelin (1968–1969) U.S. equivalent AMC Javelin VAM Gremlin (1974–1976) U.S. equivalent AMC Gremlin 252 The engine was produced by AMC's Mexican subsidiary Vehiculos Automotores Mexicanos (VAM) beginning in 1969 and was dropped after 1972, replaced with AMC's 258 for the 1973 model year onward. This was similar to a 232 in stroke with a larger bore, for an actual displacement of . It was produced in VAM's Lerma, Estado de México engine plant. Output for 1972 Rambler American Rally model (gross): Horsepower at 4600 rpm Torque at 2300 rpm Engine dimensions: Compression ratio 9.5:1 Intake valve diameter Exhaust valve diameter Connecting Rod length Deck height Bore Stroke Applications: VAM Javelin (1969–1970) U.S. equivalent - AMC Javelin VAM Rambler Classic SST (1969–1971) U.S. equivalent - AMC Rebel hardtop and AMC Matador hardtop VAM Rambler Classic 770 (1970) U.S. equivalent - AMC Rebel sedan VAM Rambler Classic DPL (1971) U.S. equivalent - AMC Matador sedan VAM Rambler American Rally (1972) U.S. equivalent - AMC Hornet Rallye X 258 The was produced from 1971 to 1990. It featured an undersquare bore and stroke; it was otherwise similar to the 199 and 232. This engine is considered reliable, inexpensive, and torquey. Later 258 models (starting with the 1980 model year for California AMC Concords and Spirits, 1981 for California Jeeps, California Eagles, and 49-state Concord and Spirits, as well as in 1982 for 49-state Eagles and all other applications) are equipped with AMC Computerized Engine Control (CEC) system. For 1981, as part of a weight reduction program (aluminum intake manifold, plastic rocker arm cover), the crankshaft was changed from a twelve counterweight design to four, saving approximately . This engine also found some use in farm/industrial applications such as the International Harvester 4000 swather. It had a crankshaft more balanced, with counterweights than the following Jeep HO engines, allowing for extracting more power by transforming engine. AMC Hornet/Concord/Eagle (1971–1988) AMC Pacer (1975–1980) AMC Matador (1971–1978) AMC Gremlin and Spirit (1971–1983) International Harvester Scout and Light Line trucks (1972–1980) Jeep CJ (1972–1986) Jeep Cherokee