Gates 31350 Radiator Cap. NAPA Belts/Hose 31350. Fits what vehicles: 1999-2012 Kenworth W900, 2000-2002 Kenworth K100E, 2000-2003 Kenworth K300, 2000-2010 Kenworth T2000, 2000-2008 Kenworth T300, 2000-2012 Kenworth T800, 2001-2012 Kenworth C500, 2008-2009 Kenworth T170, 2008-2012 Kenworth T270, 2008-2012 Kenworth T370, 2012 Kenworth T170, 2010-2012 Kenworth T400, 2011-2012 Kenworth T700.
