Jul 17, 2007 #1 1 1of1547 Village Idiot!!! Joined May 25, 2001 Messages 810 Does classic FAST sequential need a VSS? I know the stock ECM needed it.
Jul 17, 2007 #2 L Louie L. Habitual Line Stepper Staff member Joined May 24, 2001 Messages 4,249 No it does not. The unit does not change timing based on speed.