Engineered Marine Products 46-00091 MerCruiser Water Pump Kit Without Housing

The Engineered Marine Products 46-00091 is a comprehensive water pump rebuild kit designed for MerCruiser I, R, MR, and Alpha One stern drives (serial numbers 2495786-0D469858). This aftermarket replacement kit provides all the essential components needed to restore proper cooling system function without requiring housing replacement.

What's Included:

• Premium impeller with durable rubber construction
• Wear plate for smooth impeller operation
• Gaskets and O-rings for leak-free sealing
• All necessary installation hardware

Key Features:

• Direct replacement for OEM parts—saves time and money on repairs
• Does not include pump housing or base (sold separately if needed)
• Precision-engineered components ensure proper fit and reliable performance
• Essential for maintaining optimal engine cooling and preventing overheating damage

This kit is ideal for routine maintenance or repair when your existing pump housing is still in good condition. Regular water pump service helps extend engine life and prevents costly overheating failures. Compatible with many Mercury outboards and MerCruiser stern drive applications.

Replaces: MerCruiser 47-89984Q5, Sierra 18-3217