Remanufactured Mercury 6 Cylinder 4-Stroke Outboard Cylinder Heads

Explore our selection of precision-remanned V-6 4-stroke outboard cylinder heads. Each unit undergoes meticulous reconditioning—featuring newly cut valve seats, fresh seals, pre-adjusted valves, and included head gaskets. Designed for popular Mercury and Mariner outboard engines, these cylinder heads ensure reliable performance and smooth installation. Products come with a limited 1-year warranty and options for extended coverage. A core return program provides refunds for eligible returns. Shop smart with OBParts’ trusted marine replacement parts.