Sorry. This is far too heavy for 135 hp. Deltahawk has a 2-stroke turbo-supercharged diesel that weighs 80 lb less and has 65 more hp.
http://www.deltahawkengines.com/specif00.htm
Teledyne Continental also is developing a 2-stroke diesel, but they aren't close to flying yet.
http://www.tcmlink.com/about/briefs.html
I don't know the weight of the Continental yet...