No comparison. 20 more hp and more tq. Plus those stock cyls will get you part of the way there financially. If you want a little more midrange, deck the cyl. Power everywhere. Cameron @ redline will hook you up. Just need some new domes and cyls.
These plastics retail for $650.00. What do you suggest he sell them for? $450 shipped is more than fair. Do you even have any intention on buying these or you just broke and bashing his listing. Why not ask him to send you some more pics too.