4-Cylinder Marine Diesel Cylinder Head Assembly with Water Pump and Oil Filter Housing - Used

Used 4-cylinder marine diesel cylinder head assembly, complete with valves, cast intake manifold, integrated freshwater pump, thermostat housing, and plastic spin-on oil filter housing. Application: small inline-4 marine diesel auxiliary/propulsion engine (likely Yanmar 4JH, Volvo Penta D2, or Kubota-based marine repower — to be confirmed by casting number and engine serial). Condition: used take-off, sold as-is, suitable as a rebuildable core; recommend magnaflux, pressure test, and valve job before service. Coolant passages will be drained and open ports capped before shipping. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.