In article ,
IMM wrote:
Rotary engines are everywhere and countless designs in development. Most
development is small scale. The big boys don't want to know, as Archer
explains in his web site, giving Perkins as an example, as they are
financially locked into the piston engine. When mpg is 100% better, or
the Koreans look like they are going to introduce a new design, then
they might look at them.

If you research a little further, you'll find the fuel consumption
penalty is fundamental to the basic concept.

--
*Heart attacks... God's revenge for eating his animal friends

Dave Plowman London SW 12
RIP Acorn