I have MCA Reds fitted. Am I happy with them? Yes. Are they better/worse than the KWs? No idea and best of luck getting an objective side by side comparison. But here's the thing. You can ring either of the Cootes and talk about suspension in general and about their products. If you need/want to have them re-sprung you can with advice along the the way. It was the "made locally" factor that decided it for me.
I am
suggesting that in performance terms there would be bugger all between them.
See my rant on suspension choice here :
http://www.ft86club.com/forums/showt...ight=objective