OEM Mercury MerCruiser 4.5L V6 MPI Engine Oil Cooler Assembly w/ Sensor 8M0123961
OEM Mercury MerCruiser engine oil cooler assembly, Part Number 8M0123961, removed from a MerCruiser 4.5L V6 MPI 200HP marine engine. This factory oil cooler assembly features the tubular heat exchanger body, integrated mounting bracket, coolant hose connections, and the original engine oil temperature sensor exactly as shown. It is designed to regulate engine oil temperature by transferring heat to the engine's cooling system, helping maintain proper lubrication and extending engine life.
The assembly is in good used condition with no visible dents, cracked welds, or damaged hose connections. The original oil temperature sensor is included, and the mounting bracket is intact. Shows normal cosmetic wear, light installation marks, and minor signs of previous freshwater use. Sold exactly as pictured. Buyer should verify compatibility using the part number and engine serial number before purchase.
Features & Highlights:
- Genuine OEM Mercury MerCruiser Component
- Engine Oil Cooler Assembly
- Part Number: 8M0123961
- Original Oil Temperature Sensor Included
- Tubular Heat Exchanger Design
- Integrated Mounting Bracket
- Factory Coolant Hose Connections
- Fits MerCruiser 4.5L V6 MPI 200HP Engines
- No Visible Dents or Cracked Welds
- Freshwater-Used Component
- Sold Exactly as Pictured
Specifications:
- Brand: Mercury MerCruiser
- Engine Compatibility: 4.5L V6 MPI
- Horsepower: 200 HP
- Part Number: 8M0123961
- Component Type: Engine Oil Cooler Assembly
- Sensor Included: Yes – Oil Temperature Sensor
- Cooling Type: Coolant-to-Oil Heat Exchanger
- Material: Steel
- Condition: Used
Dealer Sale – Sunset Marine TX LLC
SKU: 10559











