Part Number: DP705

NORS 1939-1946 Chevrolet, Chevy, Buick, Oldsmobile, Pontiac, Cadillac, Yale Replacement Ignition Switch Tumbler, With Keys This new, replacement ignition switch tumbler, with keys, was made by the Yale Co., Stamford, CT USA. Fits all 1939-1946 Buick; 1942-1946 Cadillac; 1939 Cadillac, except 60-75-90; 1940 Cadillac, except 40-60-75-90; and 1941 Cadillac, except 4160; 1941-1946 Chevy passenger cars only, not trucks; 1939 Laselle; 1941-1946 Nash.; 1939-1946 Oldsmobile; 1940-1946 Pontiac.