Options horsepower 245, 290, right hand hood support.
True 3/8" belts ride very deep in wide groove pulleys. The additional pulley depth helps keep the belt on the pulley at high RPM.
GM#3747873 Early 1958-Mid Carbureted (
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.