Stop fighting with your Mercury engine. This factory-spec THERMOSTAT, 62°C (143°F) OR [895233A07] eliminates common issues and delivers the smooth operation you expect from genuine OEM components.

Factory-built to exact Mercury Marine specifications, this thermostat ensures reliable operation across all engine RPM ranges. Part number 833072004 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 833072004 delivers consistent performance because it’s built right — the same way Mercury does it at the factory.

Compatible Mercury Marine Engines

FITS: 75-125HP MARINER, MERCURY (DFI)

• Fits MARINER, MERCURY 75-125HP engines
• Compatible HP: 75HP, 80HP, 90HP, 115HP, 125HP
• Model types: DFI
• Covers 24 serial number ranges
• Configurations: Jet Drive, Outboard
• OEM genuine Mercury Marine part

COMPLETE SERIAL NUMBER COMPATIBILITY:

75HP Models

• 75HP DFI (Mariner): 0T980000-1B226999, 1B227000-1B417701, 1B417702-1B736885
• 75HP DFI (Mercury): 0T980000-1B226999, 1B227000-1B417701, 1B417702-1B736885

80HP Models

• 80HP JET (Mercury): 1B586067-1B736885

90HP Models

• 90HP DFI (Mariner): 0T980000-1B226999, 1B227000-1B417701
• 90HP DFI (Mercury): 0T801000-1B226999

115HP Models

• 115HP DFI (Mariner): 0T980000-1B226999, 1B227000-1B417701, 1B417702-1B736885
• 115HP DFI (Mercury): 0T801000-1B226999, 1B227000-1B417701, 1B417702-1B736885
• 115HP OUTBOARD (Mercury)

125HP Models

• 125HP DFI (Mariner)
• 125HP DFI (Mercury)

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 833072004? 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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