BOYESEN WATER PUMP COVER 01-13 YZ250F, 01-13 WR250F SUPERCOOLER, WATER PUMP KIT BOYESEN WPK37B 4.5 The Flex Fix system is

The Flex Fix system is rigidly bolted to the Triple Clamp

RTS (Rapid Tuning System)

250 EXC 12-15

XL 250 R (1984–1985)

Certified Hi-Carbon Steel offers unbeatable wear properties and its added strength over mild steel allows for a lighter profile design

BOYESEN WATER PUMP COVER 01-13 YZ250F, 01-13 WR250F SUPERCOOLER, WATER PUMP KIT BOYESEN WPK37B 4.5 The Flex Fix system isSupercooler Water Pump Cover and Impeller Kit Boyesen WPK 37B New part from Boyesen increases water flow so you get a cooler, more consistent temperature and less horsepower loss during the late stages of a race Cooler running temperature prolongs engine life Tough powder coated finish BLACK FINISHED Part No. 05 050. BK (oro2u. com)