Water Pump Impeller Kit – Fits Yamaha 4-Stroke 70HP F70A (Replaces 6CJ-W0078-00, 6CJ-W0078-01, Sierra 18-3494) 3.3HP Regular inspection during propeller maintenance

Regular inspection during propeller maintenance is recommended

Locate the air filter housing on your engine

Product Type Transom Seal Bellows Kit Installation Direct replacement with clamp-on fitting Connection Clamp-on Housing Material Marine-grade neoprene rubber Housing Color Black Fitting Type Bellows with clamps Warranty 1 Year (aftermarket) Other Attributes Manufactured to OEM specifications using same materials as originals

Lubricate the new impeller and the inside of the pump housing with a water-based lubricant or glycerin

It sounds an audible alarm to alert the operator of potential engine issues detected by the ECU

Water Pump Impeller Kit – Fits Yamaha 4-Stroke 70HP F70A (Replaces 6CJ-W0078-00, 6CJ-W0078-01, Sierra 18-3494) 3.3HP Regular inspection during propeller maintenanceProduct Details This aftermarket Water Pump Impeller Kit is designed for Yamaha 4 Stroke outboard motors, including F70, F70A, F70LA, and F40G models from 2010 to current. It provides all necessary components for a complete water pump service to restore cooling system performance and prevent engine overheating. The kit serves as a direct cross reference for Yamaha OEM part numbers 6CJ W0078 00, 6CJ W0078 01, and 6CJ W0078 02, and it is an interchange