Keep your Mercury running like new with this genuine HOSE, Thermostat Housing. Built to the same exacting standards as your original equipment for worry-free boating.

Built with Mercury Marine’s precision engineering, this thermostat ensures reliable operation across all engine RPM ranges. Part number 160211 is manufactured to exact Mercury Marine factory specifications for precision installation and optimal performance. Constructed from premium marine-grade materials designed to withstand harsh saltwater and freshwater environments.

Cut-rate alternatives might look similar, but they’re not engineered to Mercury’s exacting standards. Part 160211 delivers consistent performance because it’s built right — the same way Mercury does it at the factory.

Compatible Mercury Marine Engines

FITS: 4-350HP MERCRUISER

• Fits MERCRUISER 4-350HP engines
• Compatible HP: 4HP, 5HP, 200HP, 230HP, 260HP, 350HP
• Covers 16 serial number ranges
• Configurations: Outboard
• OEM genuine Mercury Marine part

COMPLETE SERIAL NUMBER COMPATIBILITY:

4HP Models

• 4HP OUTBOARD (Mercruiser): 0D714107-0F000877, 0F000878-0F601126, 0D714370-0F001219, 0F001220-0F601126

5HP Models

• 5HP OUTBOARD (Mercruiser): 0B774445-0F600999, 0B773740-0F600999, 0B514627-0F775199, 0B525982-0F600999, 0F025000-0F622099, 0F622151-0F746099

200HP Models

• 200HP OUTBOARD (Mercruiser): 0B525982-0B774444

230HP Models

• 230HP OUTBOARD (Mercruiser): 0B525982-0B773739

260HP Models

• 260HP OUTBOARD (Mercruiser): 0B525982-0B773739, 0B525982-0B773304

350HP Models

• 350HP MAG (Mercruiser): 0D505450-0K040399
• 350HP OUTBOARD (Mercruiser): 0B525982-0F600999

Don’t know where your serial number is? Our quick reference guide shows exactly where to find it on Mercury Marine engines.

Verification & Support

Want to verify compatibility for part 160211? Use our parts finder tool for instant confirmation. Still have questions? No problem – use the contact buttons at the bottom of this page to reach us by text, call, or email

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