JEGS 555-20850 Hydraulic Roller Lifter Guide Features:

• Fits 1997-2005 GM LS GEN III and 2010-2013 GM GEN IV engines except with AFM (active fuel management)
• Retains your hydraulic roller lifters in their place
• Includes retaining bolt
• 4 required to service all 16 lifters
• Must have when doing camshaft swaps or rebuilding your vehicle’s engine

JEGS 555-20850 Hydraulic Roller Lifter Guide Fits these GM LS Engines:

• 1999-2011 4.8L (294 CI)
• 1999-2005 5.3L (323 CI)
• 2003-2011 5.3L (325 CI)
• 1997-2004 5.7L (350 CI)
• 1999-2011 6.0L (364 CI)
• 2008-2011 6.2L (376 CI)
• 2006-2011 7.0L (427 CI)

JEGS 555-20850 Hydraulic Roller Lifter Guide Notes:

• Fits OEM style blocks, but will not Fit GM LSX or Dart LS HP blocks with extra ribbing in the tappet area.