interchange of cam sprockets, will 2011 work on my 2009 aveo

[jzore]

i have a 2011 head that i want to put on my 2009 aveo. will the cam sprockets/phasers need to to be changed or will 2011 work on my 09? thanks for any help,john

[Daox]

I would double check part numbers, but I imagine they'd be the same.