66 plymouth Valiant pieces needed
As I figured, mine is the '68-up version with the 2 1/8" hole. IIRC, the early plate hole diameter is right around 2" or a hair under. Maybe have 66fs measure his and post a photo so you can compare to what your crank measures.
![s6flexplate.jpg s6flexplate.jpg](https://www.forabodiesonly.com/mopar/attachments/s6flexplate-jpg.1715872324/)