Water Pump Impeller Kit – Fits Yamaha 2HP-3HP (Replaces 6L5-44352-00-00, 6L5-44352-01-00)
Water Pump Impeller Kit – Fits Yamaha 2HP-3HP (Replaces 6L5-44352-00-00, 6L5-44352-01-00) is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
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Water Pump Impeller Kit – Fits Yamaha 2HP-3HP (Replaces 6L5-44352-00-00, 6L5-44352-01-00) is backordered and will ship as soon as it is back in stock.
Product Details
This Water Pump Impeller Kit is engineered for reliable performance in Yamaha 2-Stroke 3HP (1988–2002) and 4-Stroke 2.5HP (2003–2022) outboard motors. It provides a direct-fit replacement for multiple model series, including 3LG, 3SF, 3MSHP, F2.5MSH, F2.5SMHA, and F2.5LMHB variants, ensuring your engine’s cooling system operates efficiently.
This component is a direct interchange for Yamaha OEM part numbers 6L5-44352-00-00 and 6L5-44352-01-00.
- Designed for direct OEM-equivalent installation.
- Maintains proper engine cooling to prevent overheating.
- Includes impeller and drive pin for a complete replacement.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number | Notes |
|---|---|---|
| Yamaha | 6L5-44352-00-00 | Primary OEM part number. |
| Yamaha | 6L5-44352-01-00 | Alternate/superseded part number. |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| Yamaha | 3LF | 3 | 2-Stroke | 1989 | 6L5-44352-00-00 | |
| Yamaha | 3LG | 3 | 2-Stroke | 1988 | 6L5-44352-00-00 | |
| Yamaha | 3SF | 3 | 2-Stroke | 1989 | 6L5-44352-00-00 | |
| Yamaha | 3SG | 3 | 2-Stroke | 1988 | 6L5-44352-00-00 | |
| Yamaha | 3LD | 3 | 2-Stroke | 1990 | 6L5-44352-00-00 | |
| Yamaha | 3SD | 3 | 2-Stroke | 1990 | 6L5-44352-00-00 | |
| Yamaha | 3MLHP | 3 | 2-Stroke | 1991 | 6L5-44352-00-00 | |
| Yamaha | 3MSHP | 3 | 2-Stroke | 1991 | 6L5-44352-00-00 | |
| Yamaha | 3MLHQ | 3 | 2-Stroke | 1992 | 6L5-44352-00-00 | |
| Yamaha | 3MSHQ | 3 | 2-Stroke | 1992 | 6L5-44352-00-00 | |
| Yamaha | 3MLHR | 3 | 2-Stroke | 1993 | 6L5-44352-00-00 | |
| Yamaha | 3MSHR | 3 | 2-Stroke | 1993 | 6L5-44352-00-00 | |
| Yamaha | 3MLHS | 3 | 2-Stroke | 1994 | 6L5-44352-00-00 | |
| Yamaha | 3MSHS | 3 | 2-Stroke | 1994 | 6L5-44352-00-00 | |
| Yamaha | 3MLHT | 3 | 2-Stroke | 1995 | 6L5-44352-00-00 | |
| Yamaha | 3MSHT | 3 | 2-Stroke | 1995 | 6L5-44352-00-00 | |
| Yamaha | 3MLHU | 3 | 2-Stroke | 1996 | 6L5-44352-00-00 | |
| Yamaha | 3MSHU | 3 | 2-Stroke | 1996 | 6L5-44352-00-00 | |
| Yamaha | 3MLHV | 3 | 2-Stroke | 1997 | 6L5-44352-00-00 | |
| Yamaha | 3MSHV | 3 | 2-Stroke | 1997 | 6L5-44352-00-00 | |
| Yamaha | 3MLHW | 3 | 2-Stroke | 1998 | 6L5-44352-00-00 | |
| Yamha | 3MSHW | 3 | 2-Stroke | 1998 | 6L5-44352-00-00 | |
| Yamaha | 3MLHX | 3 | 2-Stroke | 1999 | 6L5-44352-00-00 | |
| Yamaha | 3MSHX | 3 | 2-Stroke | 1999 | 6L5-44352-00-00 | |
| Yamaha | 3MLHY | 3 | 2-Stroke | 2000 | 6L5-44352-00-00 | |
| Yamaha | 3MSHY | 3 | 2-Stroke | 2000 | 6L5-44352-00-00 | |
| Yamaha | 3MSHZ | 3 | 2-Stroke | 2001 | 6L5-44352-00-00 | |
| Yamaha | 3MSHKZ | 3 | 2-Stroke | 2001 | 6L5-44352-00-00 | |
| Yamaha | 3MSHA | 3 | 2-Stroke | 2002 | 6L5-44352-00-00 | |
| Yamaha | F2.5MSHB | 2.5 | 4-Stroke | 2003 | 6L5-44352-00-00 | |
| Yamaha | F2.5MSHC | 2.5 | 4-Stroke | 2004 | 6L5-44352-00-00 | |
| Yamaha | F2.5MSH | 2.5 | 4-Stroke | 2005 | 6L5-44352-00-00 | |
| Yamaha | F2.5MSHD | 2.5 | 4-Stroke | 2005 | 6L5-44352-00-00 | |
| Yamaha | F2.5MSH | 2.5 | 4-Stroke | 2006–2010 | 6L5-44352-00-00 | |
| Yamaha | F2.5SMHA | 2.5 | 4-Stroke | 2011 | 6L5-44352-00-00 | |
| Yamaha | F2.5SMHA | 2.5 | 4-Stroke | 2013 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHA | 2.5 | 4-Stroke | 2013 | 6L5-44352-00-00 | |
| Yamaha | F2.5SMHA | 2.5 | 4-Stroke | 2014 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHA | 2.5 | 4-Stroke | 2014 | 6L5-44352-00-00 | |
| Yamaha | F2.5SMHA | 2.5 | 4-Stroke | 2015 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHA | 2.5 | 4-Stroke | 2015 | 6L5-44352-00-00 | |
| Yamaha | F2.5SMHB | 2.5 | 4-Stroke | 2015 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHB | 2.5 | 4-Stroke | 2015 | 6L5-44352-00-00 | |
| Yamaha | F2.5SMHB | 2.5 | 4-Stroke | 2016 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHB | 2.5 | 4-Stroke | 2016 | 6L5-44352-00-00 | |
| Yamaha | F2.5SMHB | 2.5 | 4-Stroke | 2017 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHB | 2.5 | 4-Stroke | 2017 | 6L5-44352-00-00 | |
| Yamaha | F2.5SMHB | 2.5 | 4-Stroke | 2018 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHB | 2.5 | 4-Stroke | 2018 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHB | 2.5 | 4-Stroke | 2019 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHB | 2.5 | 4-Stroke | 2020 | 6L5-44352-00-00 | |
| Yamaha | F2.5SMHB | 2.5 | 4-Stroke | 2021 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHB | 2.5 | 4-Stroke | 2021 | 6L5-44352-00-00 | |
| Yamaha | F2.5SMHB | 2.5 | 4-Stroke | 2022 | 6L5-44352-00-00 | |
| Yamaha | F2.5LMHB | 2.5 | 4-Stroke | 2022 | 6L5-44352-00-00 | |
| Yamaha | Malta | 2–3 | 6L5-44352-00-00 | Based on retailer referencing "Malta" series |
Technical Specs
- Product Type
- Water Pump Impeller
- Installation
- Direct OEM Replacement
- Housing Color
- Black
- Other Technical Attributes
- Includes drive pin
What’s in the Box
- 1 x Water Pump Impeller (Replaces 6L5-44352-00-00 / 6L5-44352-01-00)
- 1 x Drive Pin
Installation Notes
- Disconnect the spark plug wire(s) to prevent accidental starting.
- Place a drain pan under the lower unit and remove the gearcase drain screws to empty the lubricant.
- Remove the bolts securing the lower unit (gearcase) to the upper engine housing.
- Carefully lower and separate the gearcase from the drive shaft housing.
- Locate and unbolt the water pump housing cover.
- Remove the old impeller, noting the rotational direction of the fins.
- Clean the housing interior and install the new impeller. Ensure fins are oriented correctly.
- Replace the housing cover and torque bolts to manufacturer specifications.
- Reinstall the gearcase, ensuring the drive shaft and water tube align correctly.
- Refill the gearcase with fresh lubricant and securely tighten the screws.
- Reconnect the spark plug wire(s) and test the engine in a suitable water supply.
Troubleshooting & FAQ
How do I know if this impeller fits my specific engine?
The most reliable method is to check your engine's model and year against the comprehensive list in the "Engine & Model Compatibility" table. You can also verify by matching the part number (6L5-44352-00-00) with your existing impeller or service manual.
What are the signs of a failing water pump impeller?
Common symptoms include the engine overheating, a weak or non-existent stream of water from the "telltale" outlet, and in severe cases, a steam or smoke discharge. Reduced engine performance at high RPMs can also indicate a cooling problem.
How often should a water pump impeller be replaced?
As a preventative maintenance item, it's recommended to replace the impeller every 1 to 2 years, or every 100-200 hours of operation, whichever comes first. This interval can be shorter if you frequently operate in sandy, silty, or saltwater environments.
Is a drive pin included with this impeller?
Yes, this kit includes one new drive pin, which is essential for securing the impeller to the driveshaft.
OEM vs. Aftermarket?
This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.
Shipping speed & cost?
We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.
Warranty & returns?
Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.
Safety & Important Info
- Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
- This is an aftermarket replacement, not an OEM component.
- Professional installation is recommended for safety and performance.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
- Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
- Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.
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