Rareelectrical Water Pump Repair Kit Compatible With Yamaha 40Hp 2-Stroke 2-Cyl 1991-1997 Mercury 40Hp 1970-1982 Mariner 1989-1992 Outboard Replaces 679W0078a100 6F5-W0078-00-00 679-W0078-01-00
Product details
| Management number | 210146831 | Release Date | 2026/04/02 | List Price | $21.02 | Model Number | 210146831 | ||
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YAMAHA 40HP 2-CYLINDER COMMERCIAL 2-STROKE OUTBOARD: Yamaha 40HP 2-Cyl Commercial 2-Stroke Outboard (1991-1997) Mariner 40HP 2-Cyl M40B/M40C Thru-Hub Exhaust 2-Stroke (1993-1998) MERCURY / MARINER 40HP CROSS FLOW 2-STROKE OUTBOARD: Mercury 40HP 2-Cyl 2.875 Bore Cross Flow 2-Stroke (1970-1982) Mercury / Mariner 40HP 4-Cyl 2.565 Bore Cross Flow 2-Stroke (1989-1992) OEM PART NUMBERS: Yamaha: 679-W0078-A1-00 / 679-W0078-A0-00 / 679-W0078-01-00 / 679-W0078-00-00 Yamaha: 6F5-W0078-00-00 / 6F5-W0078-A0-00 Mercury: 84363T / 84363M Water Pump Service Kit — Mercury Yamaha Mariner 40HP Outboard: Complete water pump service kit (without housing) for Mercury, Yamaha, and Mariner 40HP 2-stroke outboard motors. Kit includes impeller, impeller key, insert cup, wear plate, gaskets, seal, and bolt with washer — everything needed to rebuild the water pump except the housing. Fits Mercury 40HP 2-cylinder cross flow (1970-1982), Mercury/Mariner 40HP 4-cylinder cross flow (1989-1992), Yamaha 40HP 2-cylinder commercial (1991-1997), and Mariner 40HP M40B/M40C thru-hub exhaust models (1993-1998). Replaces eight Yamaha and Mercury OEM part numbers across the supersession chain. The water pump is critical for engine cooling — a failed impeller causes rapid overheating and potential engine damage. Built to OEM specifications. ADDITIONAL CROSS-REFERENCES: Yamaha: 679-W0078-A1-00 / 679W0078A100 (Current) Yamaha: 679-W0078-A0-00 / 679W0078A000 Yamaha: 679-W0078-01-00 / 679W007800100 Yamaha: 679-W0078-00-00 / 679W007800000 Yamaha: 6F5-W0078-00-00 / 6F5W007800000 Yamaha: 6F5-W0078-A0-00 / 6F5W0078A000 Note: Housing NOT included ⚠️ IMPORTANT: Verify OEM part number before ordering to ensure proper fitment.
- Compatible with Mercury,Yamaha. Please verify your OEM part number from your original unit to help ensure fitment.
- Replaces: Oem Part Numbers — Yamaha: / Yamaha: 679-W0078-A1-00 / 679W0078a100 (Current) / Yamaha: 679-W0078-A0-00 / 679W0078a000 / Yamaha: 679-W0078-01-00 / 679W007800100 / Yamaha: 679-W0078-00-00 / 679W007800000 / Yamaha: 6F5-W0078-00-00 / 6F5w007800000 / Yamaha: 6F5-W0078-A0-00 / 6F5w0078a000 / Oem Part Numbers — Mercury / Mariner: / Mercury: 84363T / Mercury: 84363M / Kit Contents: / Water Pump Impeller / Impeller Key / Insert Cup / Wear Plate /
- Applications: Mercury Outboard — 2-Cylinder 2.875 Bore Cross Flow 40Hp 2-Stroke: / Mercury 40Hp 2-Cylinder 2.875 Bore Cross Flow 2-Stroke Outboard (1970-1982) / Mercury / Mariner Outboard — 4-Cylinder 2.565 Bore Cross Flow 40Hp 2-Stroke: / Mercury / Mariner 40Hp 4-Cylinder 2.565 Bore Cross Flow 2-Stroke Outboard (1989-1992) / Yamaha Outboard — 2-Cylinder Commercial 40Hp 2-Stroke: / Yamaha 40Hp 2-Cylinder Commercial 2-Stroke Outboard (1991-1997) / Mariner Outboard — 40Hp
- Applications: (1991-1997) / / Mariner Outboard — 40Hp 2-Cylinder 2-Stroke: / Mariner 40Hp 2-Cylinder 2-Stroke Outboard M40b / M40c Thru-Hub Exhaust (1993-1998) / ...
- Water Pump Service Kit Source: Aftermarket
| Brand Name | Rareelectrical |
|---|---|
| Item Weight | 3 Pounds |
| Manufacturer | RAREELECTRICAL |
| Model Number | 725-412A2 |
| Included Components | Water Pump Service Kit |
| Manufacturer Part Number | 725-412A2 |
| Manufacturer Warranty Description | Warranty 1 Year From Date of Purchase |
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