VVT engine verses non VVT. 14 hour job. $100 cam, $800 in lifters, I am assuming Rockers as well $492.00 (normally wear - but may not need them), Push Rods @4.00 each as needed, Intake, Timing cover, Valve cover, Oil pan Gaskets, Oil and filter, Antifreeze, etc. $3200 assuming it needs it all.