66 dart or barracuda fan and shroud

I am looking for either a 6 or 7 blade fan for a 273 and a shroud.
Thanks Rod

With a factory shroud for a V8 you be looking for a 17 inch fan although a 16 inch ought to work fine. I fit an 18 inch 7 blade fan to my factory V8 shroud and it wasn’t going to clear