What size ac delco oil filter fits a 1970 Pontiac 400 ram air 3?

For a 1970 Pontiac 400 Ram Air III, the correct AC Delco oil filter is typically the PF24 or PF25 model. However, it's always a good idea to verify with a parts catalog or your vehicle's manual, as there can be variations based on specific engine configurations or modifications. Make sure to check compatibility with your specific engine setup before purchasing.