MECHANICAL OUTLINE [L3 Turbo]
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Improved engine performance
• Variable valve timing mechanism adopted
Weight reduction
• Aluminum-alloy adopted for mainframe parts (cylinder head and block)
Reduced vibration and noise
• Aluminum-alloy cylinder head adopted
• Pendulum-type engine mounts adopted
Improved serviceability
• Roller timing chain adopted
Structure
Engine external view
Valve mechanism
.
1
Camshaft
2
Tappet
3
Valve assembly
4
Variable valve timing actuator
5
Chain guide
6
Crankshaft sprocket
7
Chain tensioner
8
Tensioner arm
9
Camshaft sprocket
10
Timing chain
11
Oil control valve (OCV)
