anybody can help me what i need to ensure the mivec system can running in my 4g93 na engine if i change the:

- Mivec head, intake manifold, throttle body, distributor, plug cable. Can the mivec function well if I still use the same wiring and ecu? Or can it function if i just install the mivec controller? I hope anybody can share the knowledge, experience and information.Thank U...