the sound that old cars make are like beep beep and (farts noises or rubles)
The Car Coach - 2011 Sounds Your Car Makes was released on: USA: 13 September 2011
sounds like you need new belts Your brake pads could also be wet
it does that because it has a generator which makes the engine makes these sounds
Sounds like a loose or worn belt
sounds like a wheel bearing going out
Car
sounds like the cv joints need replaced
Sounds like welsh plugs to me... but without knowing what the car is makes it hard.
It being 30 years old or older
Sounds like you have an older 4 cylinder car. I had a Pontiac 2000 4 cylinder that did that.
Sounds like you blew a cylinder in the engine.
It Will usually have an air pocket in the cooling system. But it may just be the Air Conditioning equalising after you shut the car off. Start by filling the cooling system