Suzuki GA413 Service Manual page 351

1. Valve stem seal
1. Large-pitch
2. Small-pitch
3. Valve spring retainer side
4. Valve spring seat side
1. Valve cotters
5) Install new valve stem seal to valve guide.
After applying engine oil to seal and spindle of special tool
(Valve guide installer handle), fit oil seal to spindle, and then
install seal to valve guide by pushing special tool by hand.
After installing, check to be sure that seal is properly fixed to
valve guide.
Special Tool
(A): 09917-98221
(B): 09916-58210
NOTE:
D Do not reuse seal once disassembled. Be sure to install
new seal.
D When installing, never tap or hit special tool with a ham-
mer or else. Install seal to guide only by pushing special
tool by hand. Tapping or hitting special tool may cause
damage to seal.
6) Install valve to valve guide.
Before installing valve to valve guide, apply engine oil to stem
seal, valve guide bore, and valve stem.
7) Install valve spring and spring retainer.
Each valve spring has top end (large-pitch end) and bottom end
(small-pitch end). Be sure to position spring in place with its bot-
tom end (small-pitch end) facing the bottom (valve spring seat
side).
8) Using special tool (Valve lifter), compress valve spring and fit
two valve cotters into groove in valve stem.
Special Tool
(A): 09916-14510
(B): 09916-14910
(C): 09916-84511
ENGINE MECHANICAL 6A-45