[deezee]

Originally Posted by Wain

The chap was saying that when accelerating- the manifold pushes air into the brake servo, increasing pressure in the servo ready for braking. Then when you brake, the air pressure is blown back into the manifold, thus reducing the air flow and help drop the revs.

Wow thats totally backwards. , some people have weird ideas. This is why the IVA is so important. Stops mentalists like this designing things.