Originally Posted by
22Racer
You can try but it could leak, it depends on if you gorilla tighten the Os plugs. The taper is the same but the Os have less contact and can distort the head button. A Nova 5 might work ok but the 6 is pretty cold for an Argus.
Rex
That's disinformation, all the Taiwan engines are designed to run the OS style plugs and most of them come with one or a copy. So it is infact the complete opposite, why would anyone choose to run a nova plug in it?