the motor of your chevy starter is the same as pontiac's starter, only the bendix side housing, you have to use your original starter housing. The chevy starter and pontiac are not on the same side of the engine. Most of the time replacing the housing is enough to give you a pontiac stater
Fitz
__________________
www.FitzbackGarage.com Look for Easy Steering in your vintage Poncho, Look for the EasyDrive Power Steering System in the web site