What do i need to convert to vtec?

Hi i have a 1997 honda civic coupe with the stock d16y7 motor. I wanna keep the block stock but want to switch the head to vtec. I have the vtec head with intake and all which is the d16y8 head vtec… Do i need anytging special? If there is a video of someone doing the swap please leave a link. Any help would be greatly appriciated. Thanks.

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