compressed air powered nitro engine (2 stroke)
built this from an old 2 stroke glow engine and a helium tank valve
revs to ~10k rpm at 80psi
tests shown: 15psi, 30psi, 50psi (rpm = roughly 100*psi)
no clue abt the hp, probably abt 0.7@9k
yes i will put it on an rc car