Thanks Bax,

I put the engine on a test stand and fine tuned it. I get it to idle at about 1,900 to 2,100 R.P.M. and the transition from idle to full power is OK.
my high R.P.M. is 10,000, will run it at 9,800.

I'm using a ACP Prop 15x4 and wildcat fuel 10% Nitro 18% oil.

Thanks for the reply

JVALOVCIK