Maintenance
90-8M0050731 MAY 2011 Page 1B-7
2. Open J‑clips to move fuel/air lines out of the way.
a - Expansion chamber
3. Remove the spark plug boots by twisting the rubber boots slightly and pull off.
4. Remove the spark plugs to inspect. Replace the spark plug if the electrode is worn or the insulator is rough, cracked, broken,
blistered, or fouled.
5. Set the spark plug gap to specifications.
Spark Plug Gap 1.1 mm (0.043 in.)
6. Before installing spark plugs, clean off any dirt on the spark plug seats. Install plugs finger‑tight, and then tighten 1/4 turn or
tighten to the specified torque.
Description Nm lb‑in. lb‑ft
Spark plug 27 20
7. Inspect the expansion chamber gasket on the adapter plate. Do not remove the gasket from the adapter plate. Replace if
damaged.
8. Install the expansion chamber. Tighten the mounting nuts to the specified torque. Install the hoses to the expansion chamber
and secure with clamps.
9. Inspect the exhaust system for leaks.
Description
Nm lb‑in. lb‑ft
Expansion chamber mounting nuts 27 20
Flywheel Cover Removal and Installation
Removal
1. Detach the retaining strap.
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