There were a couple recently on Craigslist, but I don't see them on there any longer. You could try asking Savdriver, the OP for the below linked thread, and see if he'd be willing to tell you who has the hardtop he was looking at purchasing, if it's still available. Looks like a pre - 1997 version, which I'm not sure what year your boat is but anything before 1997 is going to be one style of hardtop whereas anything that's a 1998 and newer is going to be completely different.
I’m interested in adding a hardtop and frame to my 2004 208. There’s a local salvage yard with a mid-90’s 228 hardtop and frame. My local marine welder is great and would be willing to do this job. What do you guys think? For reference, here are photos of the salvage 228 and also someone...