BTW my dyno has about 100 hp to spin the M112 to 18000 rpm. Not sure on the M90 (yet) but it takes a bunch of power to turn these little bastards. Maybe hook one up directly to your transaxle .
I have to check the.
I'm looking for large.
What did my sentences have in common with your post? Unfinished.
I.E.: What pressure ratio was the 18000 RPM, 100HP blower operating at? What was the specific gravity of the air you were using?