how to tell between heads
 

How can you tell between sti and wrx heads and can someone confirm if the heads in my pics are wrx ones apparantly 1994

http://i557.photobucket.com/albums/s...g?t=1239912766




http://i557.photobucket.com/albums/s...g?t=1239912697

Thanks

They look WRX to me.....but to be certain you need to get the codes on the cams and the codes on the valve faces.