4Z Fuel Petcock Valve PC23 for HONDA XR400R 1996-2004 STOCK OEM # 16950-KCY-671 XR650R 2000-2008 STOCK OEM# 16950-MBN-671 TRX350 2004-2006 TRX400 2004-2007 OEM 16950-HN7-003 TRX250 TRX250EX TRX350 RANCHER # 16950-HM8-003 XR250R 1996-2004 STOCK OEM # 16950-KCE-670 TRX450 TRX450R TRX450ER 2004-2007 OEM 16950-HN7-003 XR600R 1988-2000 STOCK OEM # 16950-MN1-871 Review