You can get RC turbines from about 3 to 150 pounds of thrust.
Depending on the turbine, you can run propane, kerosene, deisel fuel, even paraffin with an oil mixer.
Exhaust temperatures tend to be around 1,000F.
VWE: Hehe,..the biggest worry I have with the F15 would occur if one engine flamed out, especially right after take-off.