[MikeA1708]

Does any one know what parts are needed to swap a K20a3 into a K20a?

 

[Them Witches]

welcome to the forum. please try the search function and filter. There are many threads covering this topic. Thank you.

 

[Bathsalt]

You can use a combination of K20Z1 and Type R parts. This link may help.

How To Swap a K20A Type R Motor on a 05/06 RSX Type S (EASY)

Swapping a Type R Engine couldn't be any easier! Follow these simple steps...

dc5rparts.com