Water Pump repair kit for Yanmar 2YM15 3YM20 3YM30 128990-12500 128990-12510

This is a new aftermarket part!

Water Pump repair kit for Yanmar 2YM15 3YM20 3YM27A 3YM30 128990-12500 128990-12510

This fits the 1997 and newer European made 3GM30 models with the 3" (76mm) cover that use an o-ring. ( If your model uses a gasket this is NOT the correct kit ). 

Contains Aftermarket Parts.

Similar to Yanmar Kit K28377-42500 , but does not include the belt and some nuts and washers.

Fits Yanmar Pumps:

128377-42500 , 128397-42500 , 128990-42500 ,128990-42510

Fits the following 1997 and newer European made Models:

The serial number will start with an E.

2GM20-YEU 2GM20C-YEU 2GM20F-YEU 2GM20FC-YEU

3GM30-YEU 3GM30C-YEU 3GM30F-YEU 

3GM30FC-YEU 

2YM15 3YM20 3YM30

You will only reuse the bronze housing. 

Major Rebuild Kit with for Yanmar 128377-42500 128397-42500

3GM30F-YEU 

Includes:  

Impeller , 128990-42200 , old # X08810B
cover o-ring , X02173476 , old # X0506597 , early models used X0506523 
slinger o-ring , X02173432 , old # X0506513
retaining ring , X00370012  , old # X0534501
retaining ring , X00371732 , old # X0534511
bearing , X03431760 , old # X0508124
bearing , X03431748 , old # X0508130
ss screws , X0504163 Replaces 128377-42520
lip seal , X02233010 , old # X0529139
end cover , X0142398

Impeller Specifications:
Diameter: 50.8mm (2") 
Width: 22mm (0.87")
Shaft: 12mm (0.47")
6 Blades