There are a bunch of conversions posted, but I don't think P&P is listed:
http://www.ironcrown.com/ICEforums/index.php?board=52.0
Beyond that, you could try poking a PM at Grafton, I know he's running a P&P game over on RPGRM, and he knows RM, so he might be able to offer some constructive advice. (Or at least be able to comment intelligently, which I can't, not being familiar with P&P).