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The Sierra 18-3565 is a replacement water pump retainer designed for use on V6 Cross-Flow (X-Flow) outboard engines. This retainer secures the water pump components in place within the lower unit cooling system, ensuring consistent coolant flow and reliable engine temperature management.
Manufactured by Sierra International to meet or exceed OEM specifications, this retainer is a direct replacement for BRP/OMC/Evinrude/Johnson OEM part number 321220. Sierra is a trusted name in aftermarket marine parts, offering dependable quality for both recreational and professional marine applications.
Key Features:
Keeping your water pump assembly properly retained is essential to preventing overheating and maintaining peak outboard engine performance. The Sierra 18-3565 provides a reliable, cost-effective solution for servicing your V6 X-Flow outboard's cooling system.
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