On Nov 30, 2:06*pm, "Pintlar" wrote:

PS. *Is 100 hp about max one can get out of a Beetle 4 cyc opposed air
cooled engine w/o turbo charging?

If by "100 hp" you mean "about 42 horsepower maximum continuous," then
I think you're in the ballpark. See the R.S. Hoover blog for details.

Thanks, Bob K.