Liquid Cooling System Specifications For Your 1997-2001 Yamaha YZ125
If you need parts and tools, make sure to get them through our retail partners!
Cooling System Specifications
| Coolant Mixture | 50/50 Water/Antifreeze |
| Cooling System Capacity | 1.0 L (1.06 U.S. qt./0.88 Imp qt.) |
| Radiator Cap Relief Pressure | 14 – 18 psi (96 – 124 kPa) |
Cooling System Torque Specifications
| ft.-lb | in.-lb | N•n | |
| Water Pump Drain Bolt | |||
| – 1994 – 1996 | – | 78 | 8.8 |
| – 1997 – 2001 | – | 88 | 10 |
| Water Pump Cover Bolts | – | 88 | 10 |
| Impeller Bolt (1998 – 2001) | 10 | – | 14 |
