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Water Pump Impeller for MerCruiser V6 V8 47-862232A2 47-8M0104229
Water Pump Impeller for MerCruiser V6 V8 47-862232A2 47-8M0104229
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Product Overview
This water pump impeller is designed as a replacement cooling system part for compatible MerCruiser V6 and V8 marine engines.
It replaces part numbers 47-862232A2 and 47-8M0104229, and is suitable for selected MerCruiser 305, 350, 496, 8.1S, 3.0L, 4.3L, 4.5L, 5.0L, 5.7L, 6.2L, 8.1L, and 8.2L applications when the original part number and impeller size match.
The water pump impeller helps circulate cooling water through the marine engine to maintain proper operating temperature. A worn, cracked, or damaged impeller may cause weak water flow, overheating, poor cooling performance, or possible engine damage.
Made from marine-use rubber material, this replacement impeller is designed to support reliable operation in harsh water and marine environments. Please compare the part number, impeller installation hole size, shape, and product photos with your original part before ordering.
Product Compatibility
| Compatible Engine / Model | Application |
|---|---|
| MerCruiser V6 | Compatible water pump impeller replacement |
| MerCruiser V8 | Compatible water pump impeller replacement |
| MerCruiser 305 / 350 / 496 | Compatible when part number matches |
| MerCruiser 3.0L / 4.3L / 4.5L | Marine cooling system service |
| MerCruiser 5.0L / 5.7L / 6.2L | Water pump impeller replacement |
| MerCruiser 8.1L / 8.1S / 8.2L | Compatible applications when size and design match |
⚠️ Please confirm your original part number is 47-862232A2 or 47-8M0104229 before purchase.
Specifications
| Item | Details |
| Product Type | Water Pump Impeller |
| Replacement Part Numbers | 47-862232A2 / 47-8M0104229 |
| Compatible Brand | MerCruiser |
| Compatible Engine Type | V6 / V8 Marine Engines |
| Compatible Engine Models | 305 / 350 / 496 / 8.1S |
| Compatible Displacement | 3.0L / 4.3L / 4.5L / 5.0L / 5.7L / 6.2L / 8.1L / 8.2L |
| Impeller Installation Hole Inner Diameter | 12mm / 0.47" |
| Application | Marine cooling water pump repair |
| Condition | 100% Brand New |
Key Features
- Water pump impeller for compatible MerCruiser V6 and V8 marine engines
- Replaces 47-862232A2 and 47-8M0104229
- Fits selected 305, 350, 496, 3.0L, 4.3L, 5.0L, 5.7L, 6.2L, 8.1L, and 8.2L applications
- Helps restore cooling water flow and reduce overheating risk
- Built for marine cooling system maintenance and harsh water environments
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Fitment FAQ
Will this part fit my specific model and year?
This water pump impeller may fit compatible MerCruiser V6 and V8 marine engines, including selected 305, 350, 496, 3.0L, 4.3L, 4.5L, 5.0L, 5.7L, 6.2L, 8.1L, and 8.2L applications. Fitment depends on the original part number, impeller size, water pump housing, and cooling system design rather than engine size alone.
Do I need to match the OEM part number?
Yes. For this marine water pump impeller, matching the part number is strongly recommended. Please confirm your original part number matches 47-862232A2 or 47-8M0104229 before ordering.
What models or situations does this part not fit?
This part may not fit marine engines using a different water pump housing, different impeller installation hole size, different impeller height, or a different service part number. It is not recommended for Yamaha, Suzuki, Johnson, Evinrude, BRP, or other outboard water pump kits unless the part number and design match exactly.
What should I check before ordering?
Before ordering, check your marine engine model, original part number, impeller installation hole inner diameter, impeller shape, water pump housing design, gasket or seal requirements, and product photos. Make sure your original impeller matches this 47-862232A2 / 47-8M0104229 replacement.