Changan JL473 Aluminum Alloy Cylinder Head Assembly DOHC With VVT
Product Description
Changan JL473 VVT Cylinder Head Assembly
High-performance cylinder head assembly designed for Changan JL473 series engines featuring Variable Valve Timing technology.
Construction & Design
Manufactured from high-strength aluminum alloy using low-pressure casting technology, this 4-cylinder DOHC assembly features 4 valves per cylinder for optimal engine performance.
Integrated Components
Intake Variable Valve Timing (VVT/i-VVT) actuator
Camshaft bearing caps and valve train components
Complete valve assembly (valves, springs, keepers, guides)
Rocker arms with hydraulic lifters
Integrated valve cover assembly
Spark plug mounting holes
Intake and exhaust ports
Cooling and lubrication passage systems
Some variants include integrated exhaust manifold
Performance Features
Precision machining ensures optimal port tumble flow and superior sealing performance. The VVT phaser dynamically adjusts intake timing to enhance low-speed torque and high-speed power output while reducing fuel consumption and emissions.
Material:
High-strength aluminum alloy
Configuration:
4-cylinder DOHC, 16-valve
Technology:
Variable Valve Timing (VVT/i-VVT)
Manufacturing:
Low-pressure casting
Quality Assurance
Factory-tested for airtightness, dimensional accuracy, and phase response. Ready for immediate installation in engine overhaul or replacement applications.
Vehicle Applications: Suitable for Changan CX20, Yuexiang, and various mini-vehicles equipped with JL473 VVT engines.