Exhaust Pipe/Muffler - Honda CRF450X 2020 Owner's Manual & Competition Handbook

Exhaust Pipe/Muffler

Refer to Important Safety Precautions on page 31.
Exhaust Pipe/Muffler Inspection
Check the mounting bolts and exhaust pipe joint
nuts for tightness.
Check the exhaust pipe and muffler for cracks or
deformation.
A damaged exhaust pipe and muffler may reduce
engine performance.
Muffler Removal
1. Remove the seat (page 43).
2. Remove the right side cover (page 44).
3. Loosen the muffler clamp bolt (1).
(1)
(1) muffler clamp bolt
4. Remove the muffler mounting A bolt (2), B
bolt (3), washer (4), and muffler (5).
(4) (5)
(3)
(2) muffler mounting A bolt
(3) muffler mounting B bolt
(4) washer
(5) muffler

Exhaust Pipe/Muffler

Muffler Installation
1. Remove the gasket (1).
2. Install a new gasket onto the exhaust pipe (2).
3. Align the cutout (3) of the muffler (4) with the
tab (5) of the muffler clamp (6).
4. Install the muffler.
(3)
(4)
(1) gasket
(2) exhaust pipe
(3) cutout
(2)
5. Install the washer (7), muffler mounting B bolt
(8) and A bolt (9).
(8)
(7) washer
(8) muffler mounting B bolt
(9) muffler mounting A bolt
(5)
(2)
(6)
(1)
(4) muffler
(5) tab
(6) muffler clamp
(7)
(9)
(cont'd)
127
Servicing Your Honda