What was found
(CAN) DURING INSPECTION AND UPON DISMANTLING, #5 AND #1 EXHAUST LOBE, AND #3 AND #4 INTAKE LOBES ON CAMSHAFT WERE SPALLED. THE LIFTERS CONTACTING THE SPALLED LOBES WERE ALSO SPALLED. #2 EXHAUST LIFTER, #4 EXHAUST LIFTER AND #6 INTAKE LIFTER WERE CORROSIVELY PITTED. ALL MAIN BEARING INSERTS AND ALL CONNECTING ROD BEARING INSERTS WERE METAL CONTAMINATED.