Dan,
I have one with an 0-360 & C/S prop. After doing Lycon cylinders and C/R bump it will get off in 300 to 500', intl ROC 3,000 FPM and up to 8,000 will do 180K till empty in fuel. The EXP. is the way to go. Mine is not for sale though. It is just an example what can be done. I did not build...