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ENGINE TOP END 4-11
Muffler (Expansion Chamber)
Muffler Re moval
Right Side Cover
Remove the muffler mounting bolts [B] and pull the muffler
[A] off toward the rear.
Remove the springs [A] holding the exhaust pipe holding
Remove the expansion chamber damper mounting bolts
[A], and pull off the expansion chamber to the forward.
Remove the exhaust gasket.
Scrape any carbon out of the expansion chamber.
Check the exhaust O-rings for signs of damage.
If necessary, replace them with new ones.
Install the springs [A] holding the exhaust pipe so that their
fixed hooks [B] face the cylinder.
Torque - M uffler Mounting Bolts: 8.8 N·m (0.90 kgf·m, 78
Expansion Chamber Damper Mounting Bolt, Nut:
8.8 N·m (0.90 kgf·m, 78 in·lb)
Muffler Baffle Replacement
Replace the muffler baffle if exhaust noise becomes too
loud or the engine performance drops.
Remove the muffler pipe bolts [A], and pull the muffler
pipe [B] from the muffler body.
Remove the muffler.