Lycoming O-320 160 HP - anyone have one of these on your Kitfox?

[KenZ]

They only go to 150 HP

[Shadowrider]

They go to 300HP plus. Steve Henry has one on his highlander. We also have a local friend who has one on his 300hp Epex. I

[KenZ]

I get up to 2000 feet a min by myself with full fuel. probably get more on a lighter fuel load.
But 3000 ft/min, I am skeptical.
Catto fixed pitch prop climb pitch. 2650 RPM climb out.