engine swap vectra astra

Ive done some digging and found bits here and there but im not sure how legit the info is. What im wondering is could i mate a 18se to my F13 box thats currently mated to my 1.4ne (SPI Hi-T im i could be wrong about the engine code), i read the big block fly wheel wont fit but theres a...

Can anyone tell me if a 2.0l engine from a vectra would fit in my astra and if so what would need to be done with the wiring if anything... thanks