I have an opportunity to buy a 6.0LQ4 and tranny combo...complete from a 2500HD...$400...the catch...they came from flooded trucks and the seller doesnt know the working conditions.........its not like id pulling mind and bolting it right back in.....it would get tore down and cleaned..yadda yadda...probly wind up being a 370...408...whatever.......worth it??