You can't do that.
Automobile manufacture.
chassis
The motto of Acme - automobile - is 'We manufacture, not merely assemble.'.
A manufacture like Bell, Boeing, Schwizer, etc.
Automobile Helicopter Motorcycle You need gas to start them.
A helicopter with a jet engine. The engine is adapted to give power to a transmission, rather than thrust.
Automobile engines are ic (internal combustion).
the engine
if the engine fails a good pilot can 'auto rotate' using the dead rotor to lower the helicopter
are you sure you aren't thinking of the Impala?
There are many different helicopter engines, most of them now jets
No, a helicopter cannot go at the speed of Mach 1.5. It is because, this kind of propulsion can only be achieved through a jet engine. A helicopter's engine cannot achieve that.