Part Numbers on part: 1 YEAR WARRANTY UNLIMITED MILES FOR ALL REMANUFACTURED HEADS DON'T SEE THE PART NUMBER YOU NEED OR THE PART PLEASE CALL US 219-866-4357 PACCAR MX13 ENGINE CYLINDER HEAD REMANUFACTURED MAGNAFLUXED CHECK OUT OTHER PARTS LOW SHIPPING --> CLEANED MAGNAFLUXED PRESSURE TESTED RESURFACED HEAD Numbers on Item: PN: 0963680 963680 a38930 0964411 Please Note: Core Exchange IF YOURS IS DAMAGED PLEASE CALL US WE CAN WORK SOMETHING OUT!! Item#: 9908