Im back messing with the 6 hole tapered..
FS2
Front - 6 x 1.1mm 37.5wtAE yellow spring (1.5mm spacers to reduce droop)
Rear - 6 x 1.2mm 30wtAE red spring
Other pistons set up is front 4 x 1.4 40wt Yokomo green, Rear 5 x 1.4 30wt red spring
MCS
Front - 5 x 1.3mm 40wt Red Spring
Rear - 5 x 1.4mm 32.5wt red Spring
Also running the car with an unpinned slipper.. made it much better in rd4 at chadderton at the weekend... took abit to get used to it mind and still am lol! unpinned for worksop/chadderton lots of surface changes with ripples, jumps etc.. Pinned - flat/smooth grippy carpet..