✓ Note: This kit is specifically designed for 5.3L engines. Please confirm your vehicle model and engine displacement before purchasing to ensure a perfect fit. All parts meet OE specifications and undergo strict quality testing.
✓ Compatible Vehicle Models
Chevrolet Models (5.3L):
• 2007-2013 Avalanche
• 2007 Silverado 1500 Classic
• 2005-2013 Silverado 1500
• 2007-2014 Suburban 1500
• 2014 Suburban
• 2007-2014 Tahoe
• 2005-2006 Trailblazer Ext
• 2006-2008 Trailblazer
GMC Models (5.3L):
• 2005-2006 Envoy Xl
• 2005 Envoy Xuv
• 2005-2009 Envoy
• 2007 Sierra 1500 Classic
• 2005-2013 Sierra 1500
• 2010-2013 Sierra
• 2007-2014 Yukon Xl 1500
• 2008-2014 Yukon
Other Compatible Models (5.3L):
• Buick: 2005-2007 Rainier
• Isuzu: 2005-2006 Ascender
• Saab: 2005-2009 9-7x
✓ Package Includes (1 Set)
• 2 × MLS Head Gasket
• 2 × Valve Cover Gasket
• 16 × Valve Stem Seal
• 2 × Intake Manifold Gasket
• 2 × Exhaust Manifold Gasket
• 30 × Cylinder Head Bolts (20×100mm, 10×45mm)
• 8 × AFM Valve Lifters
• 8 × AFM Hydraulic Valve Lifters
• 4 × AFM Lifter Tray with Bolts
• 1 × AFM Camshaft
✓ The MLS (Multi-Layer Steel) Head Gaskets feature multi-layer stainless steel construction with elastomer coatings, providing superior sealing performance, resistance to high temperatures and pressures, and durability for long-term use – ideal for modern 5.3L engines.
✓ AFM Camshaft Specifications
Item | Specification
Type | Hydraulic Roller
Intake Valve Lift | .481"
Exhaust Valve Lift | .481"
Intake Duration @.050" | 196°
Exhaust Duration @.050" | 201°
Lobe Separation | 116°
Rocker Ratio | 1.7
Cam Gear Attachment | 1-Bolt
Our AFM camshaft is engineered to eliminate common AFM-related issues (such as oil consumption and engine damage) while improving engine performance, with stable idle and excellent low-end torque for a reliable driving experience. It has undergone rigorous testing to meet factory operating parameters.
✓ OE Part Numbers
• Camshaft: MC1391, 12569525, ES3270
• Cylinder Head Bolt: ES72220, HB230, HB33021
• Cylinder Head Gaskets: 26190PT, 12573949, 12589226, 12609730
• Cylinder Head Gasket Set: HS26190PT2, C325HSB, HS54442A, HS54442
• Valve Lifters: 12654012, 12576400, 17122490, 25341990, 8171224900, HT2148, HT2281, L2148, L2303K, L2281, JB2079, 362148, HT2148A, VL559
• Valve Lifter Guide: 12669185, 12669184, 12571608, 8125716080
• Intake Manifold Gasket: IG3165, 8890176900, 89017690
• Exhaust Manifold Gasket: 12555289, 12558573, 12600530, 12617944, 12620947
• Valve Cover Gasket: 12560696, 12596192, 12612045, 12637683
• Cylinder Block Valley Cover Gasket: 89017690, MS96871
✓ Product Advantages
• Perfect Compatibility: Precisely designed for the listed 5.3L models, direct replacement for OE parts, no modification needed.
• Premium Quality: High-grade materials, corrosion-resistant, wear-resistant, and built to last. MLS head gaskets ensure superior sealing and durability.
• Improved Performance: AFM camshaft optimizes valve timing, enhances engine power and torque, reduces fuel consumption, and solves AFM-related problems.
• Complete Kit: All necessary parts included for engine rebuild, saving time and cost on purchasing individual components.
• Strict Testing: Every component undergoes rigorous quality inspection to ensure compliance with factory specifications and reliable performance.
✓ Customer Service & Warranty
• Warranty Period: 1 Year from the date of purchase.
• After-Sales Service: If you have any questions about fitment, installation, or product quality, please contact us directly. We will reply within 24 hours and provide professional solutions to ensure your satisfaction.
✓ Installation Note: Professional installation is recommended to ensure proper fit and performance. Please check all parts carefully upon receipt. If any parts are missing or damaged, contact us immediately for replacement.
Thank you for choosing our product! We are committed to providing you with high-quality auto parts and excellent service.
| Year | Make | Model | Engine |
|---|---|---|---|
| 2007 | GMC | Sierra 1500 Classic | 5.3L V8 FLEX OHV |
| 2007 | GMC | Sierra 1500 Classic | 5.3L V8 OHV |
| 2005-2006 | GMC | Sierra 1500 | 5.3L V8 OHV |
| 2005-2013 | GMC | Sierra 1500 | 5.3L V8 FLEX OHV |
| 2005-2009 | GMC | Sierra 1500 | 5.3L V8 OHV |
| 2010-2013 | GMC | Sierra 1500 | 5.3L V8 OHV |
| 2007-2014 | GMC | Yukon XL 1500 | 5.3L V8 FLEX OHV |
| 2007-2009 | GMC | Yukon XL 1500 | 5.3L V8 OHV |
| 2008-2014 | GMC | Yukon | 5.3L V8 FLEX OHV |
| 2008-2010 | GMC | Yukon | 5.3L V8 OHV |