How do I change my distributer cap and roter??? I have converted and soadered the 9 to 8 wires and left out the blue one whne I did the swap!!! Do I need the cut them again ??? ( Civic harness and b18b engine)

Thanks Pat

2000 civic coupe
98 jdm b18b
I/H/E
Remus racing muffler
act stage 1 ( heavy duty plate)