Last night I put the old plugs with smaller gap in which made no difference.

I also undone and re-gapped the CPS to 0.70mm which again made no change.

All the engine sensors are new.

Before fitting the W/S the car ran pretty sweet, the revs used to slightly hunt, hence changing all the engine sensors, I also changed all the inlet gaskets for cometic and resealed all the take off's from the inlet manifold, still used to hunt so rather than buy new leads and group a coil bit the bullet and brought the W/S