**Cylinder heads are sold on an outright basis. No core return is necessary**

This is a remanufactured Ford marine replacement cylinder head. 18mm spark plugs. 5/16 rocker arm studs. Large combustion chamber. Casting numbers D00E, D20E, C9TE.

• High quality seals
• Bake cleaned & shot blasted
• 3-angled cut on valve seats
• 100% mag inspected
• Vacuum tested for perfect seal
• Decks milled & surface checked
• First Mate exclusive: final oil pressure bench-mark tested (on OHC Heads)
• 100% Pressure Tested