Thermostat And Seals Kit For Johnson Evinrude Outboard Motors 5 To 235 HP Replacement 60 C Temperature Brass Construction Compatible With Sierra 18 3543 And OEM Parts For Comprehensive Cooling System Repair

Brass Thermostat and Seals Kit, Single for 5-235 HP Outboard
✔️ 60°C brass thermostat with 2 seals; fits 5-235 HP w/ Sierra OEMs

This single kit includes a brass thermostat and two gaskets designed for outboard engine cooling systems. It’s compatible with a wide range of Johnson/Evinrude models and is intended for comprehensive cooling system repair and maintenance.

✅ Brass thermostat material with 2 seals included
✅ Temperature rating 60°C / 143°F
✅ Fits a broad 5-235 HP range across many Johnson/Evinrude outboards
✅ Compatible with OEM numbers: 377148, 0377148, 377612, 0377612, 378065, 0378065, 393659, 0393659, 434841, 0434841, 437414, 0437414, 508626, 0508626, 777260, 0777260, 5005440, 8330720, 59434841
✅ Replaces Sierra 18-3543 and related OEM references including Peach Motors PM-THRM-0003A, OMAX-5005440, Red Rhino JE-T41, EMP 75-02658, 75-02659, 75-00403

💡 What is a thermostat and seals kit used for in outboard motor cooling systems?

- A handy solution for maintaining proper engine temperature and preventing leaks - Supports a wide HP range and common OEM references - Includes brass thermostat and two seals for a reliable seal - Easy to install as part of routine cooling system maintenance