Originally Posted by sailorbob
Unplug the ecu for a minimum of 20 mins to reset its KAM settings, then drive around for 10 (ish) miles under a variety of conditions to let the ecu learn about the new cam. If this doesn't work it could be your VSS has failed (or did they disturb it when they fitted the cam?).
sorry mate - not up to date with engine talk!
whats VSS? will try the ecu when i get back from this private job in 30 mins then