18-3425 Water Pump Impeller Kit for Yamaha 25, 40, 50 HP C25, P50, Pro50 2-Stroke | SeaSierra

Product Details

• SKU: 183425
• Brand & Manufacturer: SeaSierraCategory: Outboard Motor Parts
• Part Type: Water Pump Impeller Repair Kit
• Item Weight: 0.47
• Package Dimensions: 4.9 x 4.6 x 2.6 inches

Compatibility

This kit is compatible with the following Yamaha Two Stroke Outboard models:

• 25 HP (International Model 25Q): 1990-1994
• 40 HP: 1984-1995 (International: 1984-1995)
• 50 HP: 1984-1987, Pro Series 50: 1987-1990, P50: 1995-1996 (International: 1984-1994)

Part Numbers and Replacements

• Replaces OEM Part Numbers:
  • 6H4-W0078-A0-00
  • 6H4-W0078-01-00
  • 6H4-W0078-00-00
• Replaces Sierra Part Numbers:
  • 18-3429
  • 18-3408
• GLM Part Number: 12064, 12287
• SEI Marine Part Numbers: 96-499-01CK, 96-499-02CK
• Other Replaced Part Numbers: 663-W0078-00-00, 663-W0078-A0-00, Mercury Marine: 84188M, 84188T

Kit Components

The package includes the following items:

1. Impeller (6H4-44352-02/00, 18-3068) - Suitable for engines with 25, 40, 50 HP
2. Cartridge Outer Plate (663-44323-00, 18-3436)
3. Insert Cup (663-44324-00, 18-3435)
4. Gaskets (663-44315-00, 663-44324-00, 663-44316-00)
5. Water Seal
6. Key, Woodruff
7. 4 x Bolts

Additional Information

• Other Part Numbers: Bolt (NSS, 18-0256), Gasket, Water Pump (18-0292, 18-0294), Impeller (18-3069), Impeller Key (18-3297), Wear Plate (18-3436), Water Seal Damper (18-1830)