The Stovebolt Site Forums The Shop Area Engine Shop 1950 Chevy Starter Question: no. of teeth on gear?

Not a 100% sure, but I think the 12 volt starter drive has 9 teeth with the OD. of the teeth = 1 inch. 6 volt starter drive has 9 teeth also, but with an OD. of the teeth = 1 1/8 inch.