To create the 4 4 2, Oldsmobile started with a Cutlass Salon Coupe the plushest trim level of the line and stirred in the contents of option package W42, which included good stuff like a high output, 180hp version of its 307 cu.in. V 8, a four speed automatic transmission, dual outlet exhausts, a 3.73 1 rear axle ratio, a leather wr…