6G5 W0078 A1 00 18 3311 Water Pump Impeller Kit for Yamaha 150 250 hp

This Water Pump Impeller Kit is a replacement impeller kit compatible with Yamaha 150-250 hp outboard motors and matches OEM Part# 6G5-W0078-A1-00 and 18-3311.

Product Overview

The Water Pump Impeller Kit is a critical cooling system component for Yamaha outboard engines. It circulates water through the engine to prevent overheating and ensure reliable performance. Designed for Yamaha 150-250 hp models, this kit provides all necessary parts for a complete impeller replacement.

Key Features & Performance

• Includes high-quality neoprene impeller for long-lasting performance
• Kit contains impeller, gaskets, O-rings, and wear plate for a complete overhaul
• Precise fitment for Yamaha 150-250 hp outboard motors
• Resists heat, wear, and corrosion for extended service life
• Ensures consistent water flow and cooling efficiency

Fitment & Compatibility

• Yamaha 150 HP outboard
• Yamaha 175 HP outboard
• Yamaha 200 HP outboard
• Yamaha 225 HP outboard
• Yamaha 250 HP outboard

Common Uses

• Replacement of worn or damaged water pump impeller in Yamaha outboards
• Routine annual or biennial cooling system maintenance
• Preventing engine overheating and potential damage
• Use in both saltwater and freshwater environments

Technical Specifications

• Part Number(s): 6G5-W0078-A1-00, 18-3311
• Material: Neoprene impeller, rubber seals
• Kit Includes: Impeller, gaskets, O-rings, wear plate
• Compatible Brands: Yamaha

Frequently Asked Questions

Q: How often should I replace the water pump impeller in my Yamaha outboard? A: It is recommended to replace the impeller every 2-3 years or after 200 operating hours, whichever comes first.

Q: Will this impeller kit fit a Yamaha F250? A: Yes, this kit is compatible with Yamaha 250 hp outboard models, including the F250 series.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.