(through 2010 with brass injector sleeve). The Injector clamp is used to hold EN-49960-1 and the sleeve in place. Isuzu FSR 2001 and 2002 Diesel 6HK1 7.8L 7800 Duramax Diesel. Isuzu FTR 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 6HK1 7.8L 7800 Duramax Diesel.