Water Pump Impeller Kit – Fits Yamaha 4-Stroke 70HP F70A (Replaces 6CJ-W0078-00, 6CJ-W0078-01, Sierra 18-3494) 3.3HP Locate the air filter housing

Locate the air filter housing on your engine

0G590000 and up (3 cyl) Mercury/Mariner 45HP 45 821354A2 Mercury/Mariner 50HP 50 2-Stroke 821354A2 Mercury/Mariner 50HP 50 4-Stroke 821354A2 Serial numbers: 0G590000 and up (3 cyl)

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

Locate the old exhaust bellow connecting the bell housing to the gimbal housing

Water Pump Impeller Kit – Fits Yamaha 4-Stroke 70HP F70A (Replaces 6CJ-W0078-00, 6CJ-W0078-01, Sierra 18-3494) 3.3HP Locate the air filter housingProduct 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