Common causes of engine klunking noise in a car include issues with the engine mounts, worn out suspension components, loose or damaged exhaust system parts, and problems with the transmission or drivetrain.
The fuel in the cylinders exploding
when the engine weres down
The fuel in the cylinders exploding
lifters
it could be your valves or your engine
The fuel injectors make the ticking noise you hear at startup, especially when the engine is cold (colder temperatures).
whistling noise from engine will be caused by a leaky gasket,sucking air. this is usually the intake manifold gasket
it could be anything, from the axles to an engine with a lack of oil.
That will be the engine. A necessary component in a motor vehicle.
Noise is common from any engine, the TYPE of noise is what you should worry about. Is it a knocking noise? hum? squeak? rattle?
The most common cause is slipping belt
radiator fans running to cool engine...