Ford Focus 1.8tddi mk1 - expansion tank - busman3856

will fitting a smaller expansion tank effect the engine in any way

Ford Focus 1.8tddi mk1 - expansion tank - jc2

It shouldn't but why? Most are shaped to fit in a particular space.

Ford Focus 1.8tddi mk1 - expansion tank - busman3856

original broken tank is large have been given replacement that is smaller