ENGINE
B5
B
CYLINDER HEAD COVER
A6E222410100T01
Structure
• The cylinder head cover is made of integrated aluminum alloy, which is lightweight and sound absorbent.
• The oil filler cap is a screw-in type. The boss for installing the camshaft position (CMP) sensor is provided at
the rear of the cylinder head cover.
• L3 engine models has a hole for installing the oil control (OCV) valve.
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CYLINDER HEAD
A6E222410100T02
Structure
• The cylinder head is made of a high heat conductive, lightweight aluminum alloy, which has been quenched.
• Compact, pentroof-type combustion chambers have been adopted. The spark plugs are mounted at the top of
the combustion chambers to improve combustion efficiency.
• The intake/exhaust port layout is a cross flow type, (the angle between two valves is 39°, the two intake valves
and the two exhaust valves per cylinder) which improves air intake/exhaust efficiency.
• The cylinder head bolt is a plastic region tightening bolt, which is tightened in five motions. It insures a stable
axis during tightening.
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ENGINE
AME2224N001
1 Camshaft position (CMP) sensor
2 Oil control (OCV) valve attachment hole (L3)
3 Oil filler cap
AME2224N002
1 Cylinder head bolt
2 Exhaust side
3 Intake side
4 Engine front side
5 The angle between two valves
6 Intake port
7 Exhaust port