The Sierra 18-3413 Water Pump Kit replaces Yamaha 66T-W0078-00, Yamaha 66T-44311-00-00, Yamaha 66T-W0078-00-00 for Yamaha Outboard applications. It renews the water-pump components that maintain cooling-water flow through the engine.
66T-W0078-00-00 + 66T-44311-00-00 = 18-3413 kit
Same as 18-3440 but includes Water Pump Housing
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-3413?
Sierra 18-3413 is an aftermarket water pump kit for Yamaha Outboard applications.
Which part numbers cross-reference Sierra 18-3413?
This listing cross-references Sierra 18-3440, Yamaha 66T-W0078-01, Yamaha 66T-44311-00-00 and Yamaha 66T-W0078-00. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-3413 fits my Yamaha Outboard application?
Contact us with your engine model and serial number and we'll help check suitability.
Australian Dollars
