Yamaha GRIZZLY 550 FI YFM5FGY Owner's Manual page 128

1. Tailpipe
2. Spark arrester
3. Gasket
4. Install the gasket, and then insert the tailpipe
8
into the muffler and align the bolt holes.
5. Install the bolts and tighten them to the speci-
fied torque.
Tightening torque:
Tailpipe bolt:
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
6. Remove the purging bolt.
1. Purging bolt
7. Start the engine and rev it up approximately
twenty times while momentarily creating ex-
haust system back pressure by blocking the
end of the muffler with a shop towel.
8. Stop the engine and allow the exhaust pipe to
cool.
9. Install the purging bolt and tighten it to the
specified torque.
Tightening torque:
Purging bolt:
27 Nm (2.7 m·kgf, 19 ft·lbf)
8-42