The Series 60 is a full-size car produced by Oldsmobile from 1939 through 1948. These vehicles were offered in 2 powertrain options ; the 215 cu in (3.5l), and the 230 cu in(3.8l). Coupled to either a 3 speed syncromesh manual or a 4 speed hydra-matic auto transmission. Manufactured to be an entry level Oldsmobile they were trimmed accordingly. This particular model is the 4 door sedan, it is equipped with a 3.5l I6 mated to a 3 speed syncromesh manual transmission (also considered a semi automatic transmission).