wsm wg972-e4, Workshop Manual

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ENGINE
WG972-E4, WSM
1-S27
Ignition Coil and Spark Plug
1. Remove the ignition coil (1).
2. Remove the intake manifold assembly (2).
3. Remove the spark plug (3).
(When reassembling)
• Tighten the spark plug with a plug wrench.
IMPORTANT
• Put the ignition coil inside the spark plug terminal firmly.
• Wrong connection causes high temperature on catalytic
muffler/converter.
9Y1211108ENS0039US0
(3) Cylinder Head, Valves and Oil Pan
Cylinder Head Cover
1. Remove the head cover screws/nuts (1).
2. Remove the cylinder head cover (2).
(When reassembling)
• Check to see if the cylinder head cover gasket is not damaged.
9Y1211108ENS0040US0
Rocker Arm and Push Rod
1. Remove the rocker arm bracket screws/nuts (1).
2. Remove the rocker arm assembly (2).
3. Remove the push rods (3).
(When reassembling)
• When putting the push rods (3) onto the tappets (4), check to
see if their ends are properly engaged with the dimples.
IMPORTANT
• After installing the rocker arm, be sure to adjust the valve
clearance.
9Y1211108ENS0041US0
Tightening torque Spark plug
24.5 to 29.4 N·m
2.50 to 2.99 kgf·m
18.1 to 21.6 lbf·ft
(1) Ignition Coil
(2) Intake Manifold Assembly (3) Spark Plug
Tightening torque Cylinder head cover screw
6.87 to 11.2 N·m
0.700 to 1.15 kgf·m
5.07 to 8.31 lbf·ft
(1) Head Cover Screws/Nuts (2) Cylinder Head Cover
Tightening torque Rocker arm bracket screw
9.81 to 11.2 N·m
1.00 to 1.15 kgf·m
7.24 to 8.31 lbf·ft
(1) Rocker Arm Bracket Screws/Nuts
(2) Rocker Arm Assembly (3) Push Rod
(4) Tappet
KiSC issued 07, 2015 A