Honestly, I can't picture how this would work.
..and if it works, how it won't melt. There seems to be no way to cool it.
Of course maybe some water injection/steam cooling ala the Crower Six Stroke would work.
http://www.autoweek.com/apps/pbcs.dll/article?AID=/20060227/FREE/302270007/1023/THISWEEKSISSUE