1D-30 Engine Mechanical:
Cylinder Head Disassembly and Assembly
B649G11406054
Refer to “Engine Top Side Disassembly: ”.
Refer to “Engine Top Side Assembly: ”.
Disassembly
1) Remove the intake pipes.
2) Remove the rocker arm shaft set bolt (1) and
cylinder head plug (2).
3) Remove the rocker arm shaft (3), rocker arm (4) and
spring (5).
NOTE
To remove the rocker arm shaft, screw a 8
mm bolt into the rocker arm shaft end and
then pull out the shaft.
4) Using the special tools, compress the valve spring
and remove the valve cotters (6) from the valve
stem.
Special tool
(A): 09916–14510 (Valve spring
compressor)
(B): 09916–14910 (Valve lifter attachment)
(C): 09916–84511 (Tweezers)
5) Remove the valve spring retainer (7) and the inner
and outer valve springs (8).
6) Remove the valve spring seat.
7) Remove the valve from the combustion chamber
side.
8) Remove the oil seal.
9) Remove the plate from the cylinder head of exhaust
side.
2
1
I649G1140212-02
3
5
3
5
4
4
I649G1140213-02
(A)
(B)
I649G1140214-02
(C)
(B)
6
I649G1140215-02
8
7
I649G1140216-02
I649G1140217-01
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