Originally Posted by Will Pedley

I know of at least one engine that's dyno'd over 600bhp on a standard Zetec block...

Luke - if you really want to spice things up. PM me. I've just about finished sorting out a stroker kit that will take normal aftermarket Zetec rods, pistons, bearings etc. but will take capacity to just over 2.2 and still safely rev to 8000rpm