Wanted: Used 3.6L engines, heads or cam phasers, higher mileage preferred

Interested in used, higher mileage cam phasers from 3.6L engines.  Acurate mileage history important...also...why engine/parts are being sold...(ie: car wrecked, engine siezed, etc).  
 
Prefer phasers only but would buy complete cylinder heads or engines for the right price.
 
Or...anyone know a source that would be willing to help me?
 
Please e-mail me since I am not a frequent visitor here.
mr_udy@yahoo.com
 
or call me (Brian at 585.359.6221).  Please leave message and I will return your call promptly.
 
Thanks!