Nobody'll give up on you- just keep posting & it'll be known you haven't given up. The Stovebolt Page is the 'frustration mitigation assembly' for these old trucks.
Re: the oil connector- there are "ranges" of years on these parts, but I'd message the seller, ask them if it will fit your cylinder head, & go from there. My other answer is "it'll probably work."
Keep charging-
Brad
