This is a neutral safety switch with the 1957 Chevrolet models with turboglide, the 1958-66 Impala models with powerglide, the 1964-66 Chevelle and El Camino models with powerglide, and 1963-66 Nova models with powerglide, and the 1960-72 Pickup truck models. It is sold individually and only works with models that have automatic transmission.