Boyesen Supercooler Water Pump Kit Yamaha Yz/Wr426F 00-02, Yz450F 03-09, Wr450F 03-15 Black new drop gear was heavy

gear was heavy

Inner Liner

David Philippaerts DP19 TEAM World Championship MXGP 450

Radiator Scoops 8473800009

Boyesen Supercooler Water Pump Kit Yamaha Yz/Wr426F 00-02, Yz450F 03-09, Wr450F 03-15 Black new drop gear was heavyReduced 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.