Chevy 5.3L V8 Engine 2007-2009 Cast Iron Block

• Enhanced Cylinder Head Durability: 100% pressure testing ensures no cracks or sealing issues, preventing coolant leaks.
• Optimized Piston Design: Updated piston sizes with PTFE coating and hypereutectic material reduce oil consumption and prevent piston slap.
• Advanced Valve Technology: CNC-cut valve seats and chromed valves improve sealing, reduce wear, and enhance durability.
• Improved Oil Management: Latest-design Active Fuel Management (AFM) and updated oil pressure relief valves optimize oiling operation and pressure stability.
• Comprehensive Quality Control: Continuous monitoring through a Manufacturing Execution System, along with lifter bore inspections and crankcase leak testing, ensures peak reliability.

The Chevy 5.3L V8 LY5 engine (2007-2009) is a high-performance, durable powerhouse built with a cast iron block for superior strength and reliability. Designed for Chevy Silverado 1500, GMC Sierra 1500, Tahoe, Yukon, and Avalanche, this Flex-Fuel engine delivers 320 horsepower and 340 lb-ft of torque, making it ideal for towing, hauling, and everyday driving. Equipped with Active Fuel Management (AFM) for improved efficiency, this 5.3L V8 replacement engine is perfect for those looking for OEM-quality power and performance. Get a remanufactured or new LY5 5.3L engine today for long-lasting dependability!

WARRANTY

Parts

• 36-Months

Labor

• 36-Months

NOTE

• With D.O.D: Cylinder Deactivation. D Shape Exhaust Ports. Cam Sensor On T-Cover Left. Single Bolt Cam Gear.