Welcome to Just Commodores, a site specifically designed for all people who share the same passion as yourself.
Engine, yes. ECU, no. Use search, been covered heaps.
https://forums.justcommodores.com.au/threads/vs-v6-l67-conversion.150548/
https://forums.justcommodores.com.au/threads/vs-l67-conversion.277428/
https://forums.justcommodores.com.au/threads/l67-swap.138292/
https://forums.justcommodores.com.au/threads/vt-l67-into-vs.263925/
Thanks heapsBasic answer..................Yes it will.
Others on here will advise you as to what minor adjustments will have to be made, eg. Manifolds etc.
brought a bcm ecu and key pad out of supercharged wh statesman put in ECU and engine cranks but will not fire