Mercruiser Alpha One For Water Pump Impeller R/MR Alpha 1 47-89984T4 47-F694065

Water Pump Impeller for Mercruiser Alpha One

This water pump impeller for Mercruiser Alpha One stern drives replaces OEM part numbers 47-89984T4 and 47-F694065, ensuring proper engine cooling by maintaining the water pump's performance.

Overview

This water pump impeller for Mercruiser Alpha One is a direct replacement component designed to keep the outdrive cooling system functioning efficiently. It fits R/MR Alpha 1 models and is essential for preventing overheating. The impeller is built to match the original specifications.

Built For Performance

• High-quality rubber compound for durability
• Precision-molded blades for optimal water flow
• Replaces OEM part numbers 47-89984T4 and 47-F694065
• Heat and wear resistant for long service life
• Exact fit for Mercruiser Alpha One outdrives

Fits These Machines

• for Mercruiser Alpha One
• for Mercruiser R/MR Alpha 1

On-The-Job Use

• Replacing worn impeller in Mercruiser Alpha One outdrives
• Maintaining cooling system efficiency during marine use
• Preventing engine overheating in saltwater or freshwater
• Routine maintenance for stern drive units

Specs At A Glance

Good To Know

Q: How do I know if the impeller needs replacement? A: Check for reduced water flow from the exhaust or overheating; replace if worn or cracked.

Q: Is this impeller compatible with both R and MR Alpha 1 drives? A: Yes, it fits both R and MR Alpha 1 models, but always verify serial number range.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.