Boyesen Supercooler Water Pump Kit Yamaha Yz/Wr426F 00-02, Yz450F 03-09, Wr450F 03-15 Black mx gear For improved core strength

For improved core strength

· Kawasaki KX450F 2017

More progressive cornering for greater control and reduced fall-down at higher lean angles

preformed plastic inserts in an asymmetrical design for a perfect fit under MX pants

Padded grip handle

Boyesen Supercooler Water Pump Kit Yamaha Yz/Wr426F 00-02, Yz450F 03-09, Wr450F 03-15 Black mx gear For improved core strengthReduced 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.