The 5005440 is a genuine Evinrude/Johnson outboard engine thermostat assembly, designed for G1 & G2 E-TEC engines.
This thermostat regulates coolant flow to prevent engine overheating and is often sold with a gasket. It fits a wide range of models (40-250 HP E-TEC) and supersedes several older part numbers, including 0434841.
Key Features & Applications:
Compatibility: Widely used in Evinrude/Johnson E-TEC outboards from 40 HP to 250 HP, as well as some older 2-stroke/4-stroke models (e.g., 6-55 HP, 15 HP).
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Components: The assembly includes the thermostat, a gasket (such as 0339044 or 18-0182-9), and a stainless steel spring/frame for durability.
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Function: It ensures precise temperature management, crucial for high-performance E-TEC outboards.
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Superseded part numbers: This part frequently replaces older numbers like 0377148, 0378065, 0393659, and 0437414.
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