High pressure radiator caps designed for todays racing 4-stroke engines. Allows running a higher water system pressure and higher boiling point. Fits OE radiators or aftermarket. Will not fit KTM, Husaberg, and Husvarna bikes or ATVsThis item fits the following models: 2007 Honda CRF150R2007-2009 Honda CRF150R Expert2012-2013 Honda CRF150R Expert2004-2007 Honda CRF250R2004-2007 Honda CRF250X2002-2007 Honda CRF450R2005-2007 Honda CRF450X1996-2004 Honda XR400R1990-2000 Honda XR600R1993-2007 Honda XR650L2000-2001 Honda XR650R2000-2010 Kawasaki KLR6502006-2007 Kawasaki KLX250S1997-2007 Kawasaki KLX300R2008-2009 Kawasaki KLX450R2004-2007 Kawasaki KX250F2006-2007 Kawasaki KX450F2000-2003 Suzuki DR-Z4002000-2007 Suzuki DR-Z400E2000-2009 Suzuki DR-Z400S2011-2013 Suzuki DR-Z400S2005-2009 Suzuki DR-Z400SM2013 Suzuki DR-Z400SM2004-2009 Suzuki RMZ2502005-2008 Suzuki RMZ4502001-2007 Yamaha WR250F1998-2000 Yamaha WR400F2001-2002 Yamaha WR426F2003-2007 Yamaha WR450F Features: High pressure radiator caps designed for todays racing 4-stroke engines Allows running a higher water system pressure and higher boiling point Fits OE radiators or aftermarket Will not fit KTM, Husaberg, and Husvarna bikes or ATVs.
