Suzuki GA413 Service Manual page 344

6A-38 ENGINE MECHANICAL
1. Valve cotters
DISASSEMBLY
1) Remove intake rocker arm with clip from rocker arm shaft, re-
move rocker arm shaft bolts and remove exhaust rocker arms
and springs by pulling its shaft out to transmission side.
2) Using special tool (Valve lifter), compress valve springs and
then remove valve cotters by using special tool (Forceps) as
shown.
Special Tool
(A): 09916-14510
(B): 09916-14910
(C): 09916-84511
3) Release special tool, and remove spring retainer and valve
spring.
4) Remove valve from combustion chamber side.
5) Remove valve stem oil seal from valve guide, and then valve
spring seat.
NOTE:
Do not reuse oil seal once disassembled. Be sure to use
new oil seal when assembling.
1. Valve stem oil seal
2. Valve spring seat
6) Using special tool (Valve guide remover), drive valve guide out
from combustion chamber side to valve spring side.
Special Tool
(A): 09916-44910
NOTE:
Do not reuse valve guide once disassembled. Be sure to
use new valve guide (Oversize) when assembling.
7) Place disassembled parts except valve stem seal and valve
guide in order, so that they can be installed in their original posi-
tion.