OEM Mercury MerCruiser 4.5L MPI V6 200HP Cylinder Head Assembly Valves
Genuine OEM Mercury MerCruiser cylinder head assembly removed from a MerCruiser 4.5L MPI V6 200 HP sterndrive engine.
This complete factory cylinder head assembly includes the cylinder head casting, installed valves, valve springs, retainers, keepers, and spark plugs exactly as shown. Identified as OEM Part Number 8M0074239, this head is designed for Mercury MerCruiser 4.5L MPI V6 engines and is an ideal replacement for a damaged or worn cylinder head.
The casting appears complete with no visible cracks, broken mounting ears, or damaged valve spring assemblies. The combustion chambers, intake runners, and exhaust ports are complete as pictured. Spark plugs are included for convenience but should be inspected or replaced prior to installation.
This assembly shows normal signs of freshwater use including carbon deposits in the combustion chambers, light surface oxidation on the exhaust gasket surfaces, minor gasket residue, and typical cosmetic wear from service and removal. As with any used cylinder head, buyers should inspect the head and mating surfaces prior to installation.
Please review all photos carefully for overall condition and included components. Sold exactly as pictured.
Features & Highlights:
- Genuine OEM Mercury MerCruiser Component
- Fits MerCruiser 4.5L MPI V6 200 HP Sterndrive Engines
- Complete Cylinder Head Assembly
- OEM Part Number 8M0074239
- Factory Valves Installed
- Valve Springs, Retainers & Keepers Included
- Spark Plugs Included
- Original Mercury Casting
- Freshwater Take-Off
- Sold Exactly As Pictured
Condition Details:
This is a used OEM cylinder head assembly removed from a freshwater MerCruiser engine. It shows normal cosmetic wear, carbon buildup in the combustion chambers, light surface rust on the exhaust gasket surfaces, and minor gasket residue from removal. No visible cracks or broken mounting points were observed. Buyer should verify compatibility using the listed part number and engine serial number prior to purchase.
Dealer Sale – Sunset Marine TX LLC
SKU: 10543