Description
Mercury 8M0205802 — Water Pump Impeller Kit for 175–300 HP V6/V8 FourStroke
Mercury’s 8M0205802 water pump kit includes all internal components needed to restore water flow in select FourStroke outboards. Designed for long-term durability and consistent cooling performance.
Applications
For Mercury 3.4L V6 and 4.6L V8 FourStroke outboards rated 175–300 HP, including select Mercury Racing models. Always confirm fitment, procedures, and specifications in your owner’s or service manual before purchase or installation.
Shipping & Returns
Fast processing and shipping from our marine parts warehouse. 30-day returns on unopened, unused items. Review our Refund Policy for full details.
Key Facts
- BU Part ID: 8M0205802
- Brand: Mercury / Mercury Marine
- Category / Subcategory: Water Pump Repair Kit / Impeller Kit
- Engine Compatibility: 3.4 L V6 & 4.6 L V8 FourStroke (175–300 HP)
What’s Included
- 1 × impeller
- 1 × impeller key
- 1 × faceplate
- 1 × wear plate
- 1 set × gaskets, O-rings, and seals
Service Notes
- Remove all old components and clean housing surfaces thoroughly.
- Lubricate impeller and key during installation using marine-grade grease.
- Check alignment and torque values against service manual guidance.
- Verify proper water flow at wide-open throttle (WOT) RPM after reassembly.