Boat Motor Water Pump Impeller Guide Plate 3C8-65025-0M 18-3414, 851857 1, 8M0135805 compatible with Mercury Tohatsu Nissan Sierra Outboard 40- 50HP Engine

(Premium Quality): Premium Aftermarket Replacement: Precision-engineered and Made in Taiwan using marine-grade stainless steel for maximum corrosion resistance and durability in high-salinity seawater environments.
(Perfect Fit & Dimensions): Accurate Specifications: Center-to-center hole measurements are engineered perfectly at ~52mm (diagonal/side mounting alignment) and ~46mm (bottom base alignment) to guarantee a zero-leak seal.
(OEM Part Matching): Interchangeable Part Numbers: Directly replaces Tohatsu Nissan OEM Part Numbers 3C8-65025-0, 3C8-65025-0M, 3C8650250, and 3C8650250M; also crosses with Sierra 18-3414.
(Broad Compatibility): Multi-Brand Compatibility: Engineered for Tohatsu / Nissan Outboard M40D, M50D, MD40, MD50, NS40, NS50 2-Stroke, 4-Stroke, and TLDI series, as well as selected Mercury Mariner 40HP/50HP International/Lightning models.
(Essential Maintenance): Restore Engine Cooling: Replacing scored or worn faceplates stops water pump bypass leakage, restores water pressure, and protects your outboard motor from dangerous overheating.