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.