Ditto Dave, have also used PJ, MSD, GGR & R&B for parts - all with no hassles, and very prompt service.
www.grahamgoode.com
www.RandBMotorsport.co.uk - parts not listed, but Mike can get most things
www.remapping.co.uk - MSD (STU@MSD off here)
http://www.pjmotorsport.com/vehicles...=sapp4wdenggas
http://cosworth.info/store/ Woodford
HTH
Bill