Doosan GL08K - Page 24

Technical Information
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2.3.3. Engine timing
 Camshaft, oil pump and ignition timing sensor gear are driven by a gear train arranged at the front end.
2.3.4. Valves
The overhead valves are actuated via chilled cast iron tungsten carbide tappets, push rods and rocker
arms from the camshaft.
Ignition timing sensor gear
(Z=54)
Camshaft gear
(Z=54)
Oil pump drive gear
(Z=36)
Idle gear
(Z=42)
Crank shaft gear
(Z=27)
Oil pump idle gear
(Z=23)
ED4OM006