This is the mechanical seal that keeps coolant inside the water pump and out of your oil. When it fails you get coolant weeping from the telltale hole or, worse, coolant in the oil. A fresh seal restores a proper barrier and protects the engine. Replace it whenever the pump is apart.

Replaces OEM #11H-12438-00

• Keeps coolant out of the oil
• Cures weeping from the pump telltale
• Renew whenever the pump is apart

Fits

• 1983-1993 Yamaha XVZ12
• 1985-2001 Yamaha VMX12
• 2000 Yamaha - ATV YFM400