Guys, if a twin screw kit for the MK IV BBC intrigues you then please send them a email expressing your interest, even if you don't please support my cause.. Contact XS-POWER and plead for MK IV BBC turbo kits
Oh darn, i forgot to put the envelope with the instructions in the box with the tool.. there's a tapered washer in the envelope also.. I'll send it out to Guthrie asap, hopefully get there with the tool or sooner