AFM Lifter Replacement Kit Head Gasket Set Head Bolts Lifters Guides Compatible With GM 5.3

AFM Lifter Replacement Kit Head Gasket Set Head Bolts Lifters Guides for GM 5.3 This replacement kit includes components required for servicing the cylinder head and valve train on GM 5.3L V8 engines with Active Fuel Management (AFM).The kit contains a Multiple Layers Steel (MLS) head gasket, valve cover gasket, valve stem seals, intake manifold gasket (aluminum), exhaust manifold gasket, front camshaft seal, O-rings, other small gaskets, and RTV.It includes 30 cylinder head bolts: 20 long bolts (100mm) and 10 short bolts (45mm).The set also includes 8 AFM hydraulic roller lifters, 8 non-AFM hydraulic roller lifters, and 4 AFM lifter trays with mounting bolts. The head gasket seals the interface between the engine block and cylinder head to maintain combustion chamber integrity and prevent coolant and oil from mixing.Hydraulic lifters use engine oil pressure to maintain zero valve lash, supporting normal valve train and noise control.Lifter guides help retain proper lifter alignment during. Compatible With GM 5.3L V8 OHV engines in the following vehicles: 2005–2007 Rainier 2007–2013 Avalanche 2005–2013 Silverado 1500 2007–2014 Suburban 1500 2007–2014 Tahoe 2005–2006 Trailblazer EXT 2006–2008 Trailblazer 2005–2006 Envoy XL 2005 Envoy XUV 2005–2009 Envoy 2005–2013 Sierra 1500 2010–2013 Sierra 2007–2014 Yukon XL 1500 2008–2014 Yukon 2005–2006 Ascender 2005–2009 9-7X This is an independent replacement component.References to brands or models are solely for compatibility indication.

• Model Compatibility: Fits GM 5.3 engines as a direct replacement for lifters, head gasket, and associated hardware components.
• Component Inclusion: Contains AFM lifters, head gasket set, head bolts, lifters, and guides required for valve train and cylinder head service.
• Functional Purpose: Restores function for the active fuel management system and cylinder head sealing on GM 5.3 engines.
• Installation Scope: Designed for use during cylinder head removal or engine rebuild procedures involving lifter and head gasket replacement.
• Specification Match: Matches dimensional and functional specifications for lifters, head gasket, head bolts, and guides on GM 5.3 engines.