Originally Posted by robrs
Has your '4i (v.nice seen it on a thread somewhere) got a bored out Essex then, cos you're siggy says 3.1?
It's a Cologne. 3.1 conversion was done by Specialised Engines which is done by a slight overbore and a stroked crank. Also has Stage-2 heads.
It's an improvement over standard but an expensive way of getting power out of them compared to the turbo conversions.