Problem with Seat Alhambra

Hello:
At home we have a device of these is a TDI 1.9 115 hp of 2001 with Auy type engine, the theme is the following break the engine and we have to put another and I would like to know that another engine can use me from the VW group even if I have to put all the peripherals of mine.
Thank you all and I hope someone can help me.