The Stovebolt Site Forums The Shop Area General Truck Talk pontiac engines in GMC trucks

The 186.5 Pontiac was used in 1928 and was increased to 200 and used from 1929 to 1934. The Olds 213 was used from 1935 to 1936, it was increased to 230 in 1937. In 1938 GMC used the 221 Pontiac engine. In 1939 the 228 OHV engine was used.