Boyesen WPI-37 Water Pump Impeller riding-apparel-jackets-street When used correctly

When used correctly

2003-2008 KTM 450 SXS

Special Note: Cover must be removed for trailering

low-deflection

while keeping comfort and functionality for the rider

Boyesen WPI-37 Water Pump Impeller riding-apparel-jackets-street When used correctlyDesigned to increase water flow and reduce hydraulic friction for a cooler, more constant temperature. Less horsepower loss during the late stages of a race. Extends engine life. Covers feature a super tough, powder coated finish that resists weathering and wear and tear. Impellers are designed to minimize cavitation. Vehicle Fitment: 2001 2007 Yamaha WR250F 2001 2007 Yamaha YZ250F