Boyesen Supercooler Water Pump Kit Yamaha Yz125 98-04 Black tear off alternative Yamaha YZ250 1993-1994 Yamaha WR250

Yamaha YZ250 1993-1994 Yamaha WR250 1994-1997

Certified CE EN 1938 :2010

SE-F 450 14-23

YZ85 15-21

Boyesen Supercooler Water Pump Kit Yamaha Yz125 98-04 Black tear off alternative Yamaha YZ250 1993-1994 Yamaha WR250Reduced to its common reasons for being essential in an internal combustion engine, cooling system efficiency can have a dramatic influence on the longevity of the internal working components of your bike's engine. These include the reduction of thermal stresses and strains caused by pre ignition and detonation (particularly the latter), distorted cylinder bores, potential damage to pistons and rings, and damaged valve train components.