Flex Plate: Pontiac V8 automatic 166 tooth - 1967 - 1976Click the "DESCRIPTION" headline on LHS of this page. This 166 tooth automatic flex plate suites all Pontiac V8 from 65 to roughly 76, w T400 and T350. Width is just on 14inches.. Check..!! Pontiac engines have the starter on the LHS and the Fuel Pump on the LHS. Note.. Pontiac V8 & Olds V8 Starters may also need shims.. check alignment of your flex plate as these have instances of snaping heads if not properly aligned. The manufacturers don't say