You mean these valves?:
http://cgi.ebay.com/ebaymotors/Honda...item3cb2fd9a49
This is not my ebay, just whenever I do my daily ebay search for an exhaust, a bunch of valves come up.
I also don't see why the valves wouldn't be the same. It's the same engine.
I have never had to remove or replace valves though, only adjust the clearance.