Sierra 18-4582 Marine Water Pump Repair Kit

The Sierra 18-4582 Water Pump Repair Kit is a premium aftermarket replacement kit engineered to restore proper cooling system performance on compatible marine outboard engines. Designed as a direct OEM replacement, this kit includes the essential components needed to service and rebuild the water pump without requiring a complete pump replacement.

Sierra is the marine industry's leading aftermarket parts supplier, and their water pump repair kits are manufactured from high-quality rubber compounds, stainless steel hardware, and composite plastics to withstand the demands of the harsh marine environment. Each kit is engine-model specific and verified to meet or exceed original equipment manufacturer (OEM) standards for proper fit, form, and function.

Key Features:

• Meets or exceeds OEM specifications for reliable performance
• High-quality rubber impeller for optimal water flow and temperature regulation
• Includes all necessary hardware, gaskets, o-rings, and seals for a complete repair
• Engineered to resist wear and degradation in saltwater and freshwater environments
• Engine-specific design ensures correct fitment
• Helps prevent overheating and potential catastrophic engine damage

Regular water pump maintenance is a critical part of marine engine upkeep. Replacing worn impeller and pump components on a routine basis reduces downtime and protects against costly engine repairs. The Sierra 18-4582 kit provides a cost-effective solution for keeping your outboard engine's cooling system operating at peak efficiency.