You want to make sure the starter and the ring gear are compatible. Very important so it doesn't keep happening.
http://www.devestechnet.com/Home/Flywheel


Deve

1950 Chevy 3100 Deluxe Cab
1950 Chevy 3100 Standard Cab
In the Stovebolt Gallery
The Think Tank
More info and tips at Deve's Technet