OK to use this thread for any reason as the chips have been sold (Thanks Dimi!).
Most vendors seem to group all S2s together for injection related parts, which we all know is wrong per the changes made for the 1991 production cars. Good to hear about the flow rates as I also have the Tecnik info as shown in my injectors for sale ad here:
http://forums.pelicanparts.com/porsche-924-944-968-used-parts-sale-wanted/742912-fuel-injectors-944s2-tech-info.html
'91 injectors still available!
John