A plugged air filter, a plugged fuel filter, incorrect fuel pressure, a plugged catalytic converter/restricted exhaust or it may be just in need of a good tune up.
could be a possible blown head gasket
Yes.
You can't.
Power steering pump is either low on fluid, has air in the lines, or the pump itself is about to go.
You would use more energy to run the car than you could make.
if it had no engine
The car will need whatever power it needs, wherever that power is coming from. A more sensible question would be how big area of solar cells and/or how many hours of sunlight a car would use up.
Check the fluid in the power steering. If it is low the car will make noise when you turn the wheel.
With great difficulty.
To power a 550 HORSEPOWER car you would need 550 HORSES. Hence the word HORSEPOWER
A car audio power cell would be as follows such as xs power batterys and optimas are made for more current draw
i would say loose power