ORIGINAL: Jetkopter

Thrust: 55 lbs with 27'' prop at 7,0000 RPM

Weight: 4.9 LB, incl. starter

Length: 15.25 inches

Turbine RPM Range: 50,000 - 165,000

Propeller RPM Range: 1500 - 7000 RPM

Exhaust gas temp.: 580°C -710°C

Fuel consumption: 8 oz per/min at full power

Fuel: Jet A1, 1-K kerosene

I had mine in a turbo raven, if you run the prop too fast it will let you know as the tips go supersonic! Sounds cool but with all that thrust dialing the rpm down should not be a problem