i have a few bits for sale on ebay i bought to convert my S2, but not going ahead now so they're up for sale
ebay links'
Inlet, Throttle Body, Injectors and Rail
http://www.ebay.co.uk/itm/2211119157...84.m1586.l2649
Map Sensor
http://www.ebay.co.uk/itm/2211119199...#ht_500wt_1361
ARP Head Studs
http://www.ebay.co.uk/itm/2211119263...#ht_500wt_1361
Complete Loom
http://www.ebay.co.uk/itm/2211119301...#ht_500wt_1361
1AFA ECU
http://www.ebay.co.uk/itm/2211119578...#ht_500wt_1361
I have got an EFI Cynlinder Head somewhere too

I'll have a look tonight for it
Thanks Guys
Dan