Of note VS V6 verse's VS V6 S/C PCM seems to be mainly Fuel Pump Speed Controller Circuit Missing?

VT V6 PCM verse's VT V8 or VS V8 Series 3 PCM has a Resistor and Diodes changed for sequential injection to work.

VT V8 PCM

VS V8 PCM

VS V6 BPYR

VS V6 BSTK

VS V6 L67 Supercharged BTBP