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Mercury Mariner 774-9137A9 Standard 50-150 HP In‑line Low Dome Piston and Ring Sierra 18-4500
- Mercury Mariner Standard 50-150 HP In‑line Low Dome Piston and Ring
- Includes:
- (1) Piston
- (2) Rings
- (2) Circlips
- (1) Wrist pin
- For use with:
- Mercury 3 Cyl 2.875 Bore Cross Flow 50 1984-1990
- Mercury 3 Cyl 2.875 Bore Cross Flow 60 1984-1990
- Mercury 3 Cyl 2.875 Bore Cross Flow 65 1973-1976
- Mercury 3 Cyl 2.875 Bore Cross Flow 70 1977-1983
- Mercury 6 Cyl 2.875 Bore Cross Flow 115 1984-1988
- Mercury 6 Cyl 2.875 Bore Cross Flow 140 1978-1981
- Mercury 6 Cyl 2.875 Bore Cross Flow 150 1973-1978
- Manufacturer: Sierra
- Model Number: Piston and Ring
- Part Number: 18-4500
- Also Known As: Mercury Mariner 774-9137A9