It all depends. Did you use good gaskets and good studs? Did he deny getting the heads sent to machine shop? Did you advise him his deck was not perfectly straight and he denied wanting to get it machined? Did your new guy take it on and you question his work? Did the customer supply the parts/heads?
I've ran into almost all of these situations. Documentation is your best friend.
Alot of factors here
I've ran into almost all of these situations. Documentation is your best friend.
Alot of factors here