Quicksilver 77177A3 Water Pump Repair Kit for Mercury Mariner 30-70hp Outboard

The Quicksilver 77177A3 water pump repair kit provides comprehensive service parts for Mercury and Mariner 2-cycle outboard engines from 30 to 70 horsepower. This complete kit ensures reliable cooling system performance and extends engine life by delivering all essential components in one package.

Complete Kit Includes:

• Water impeller for efficient coolant circulation
• Upper and lower pump housings
• Face plate and face seal
• Seal carrier assembly
• Drive key for impeller shaft
• Gasket set for leak-free installation
• Water tube coupling

Application: Designed specifically for Mercury and Mariner 2-stroke outboard motors ranging from 30hp to 70hp. This kit represents one of the most comprehensive water pump rebuild solutions available for these engines, eliminating the need to source individual components separately.

Why Quicksilver: As the OEM parts division of Mercury Marine, Quicksilver delivers genuine replacement components engineered to exact factory specifications. With over 65 years of marine industry leadership, Quicksilver parts undergo rigorous testing to ensure reliability in demanding marine environments. Consult your engine's service manual for specific compatibility and installation procedures.

Regular water pump maintenance is critical for preventing overheating and costly engine damage. Replace your water pump components at recommended service intervals or when flow reduction is detected.