76
Servicing Your Honda
Clutch System
• Replace the clutch discs (1) if they show signs of
scoring or discoloration.
Measure the thickness of each clutch disc.
Service Limit:
0.112 in (2.85 mm)
Replace the clutch discs and clutch plates as a
set.
• Check the clutch plates (2) for excessive
warpage or discoloration.
Check the plate warpage on a surface plate using
a feeler gauge.
Service Limit:
0.006 in (0.15 mm)
Replace the clutch discs and plates as a set.
• Check the clutch springs (3) for wear or damage.
Measure the free length of each clutch spring.
Service Limit:
1.917 in (48.70 mm)
Replace the clutch spring as a set.
• If you feel the clutch slipping after replacing the
clutch disc and plate, replace the clutch springs.
1. Install the spring seat (1) and judder spring (2)
onto the clutch center as shown.
Coat the clutch discs with engine oil.
2. Install the clutch disc A (larger I.D. disc) (3)
onto the clutch outer.
Stack the six clutch plates (4), five clutch discs
B (5) alternately while aligning the lugs (6) of
the clutch center with the groove (7) of the
clutch plates as shown.
Install the clutch disc C (8).
Clutch Disc/Plate/Spring Inspection
(1) clutch discs
(2) clutch plates
(1)
(2)
(3) clutch springs
(3)
Clutch Disc/Plate Installation
(1) spring seat
(5) clutch discs B
(2) judder spring
(6) lugs
(3) clutch disc A
(7) groove
(4) clutch plates
(8) clutch disc C
(8)
disc C
disc B
disc A
(5)
(6)
(7)
(3) (2) (1)
(4)
Summary of Contents for CRF450R 2020
Page 3: ...2020 Honda CRF450RX CRF450R CRF450RWE OWNER S MANUAL COMPETITION HANDBOOK ...
Page 19: ...14 Before Riding BLANK PAGE ...
Page 143: ...138 Servicing Your Honda BLANK PAGE ...
Page 175: ...170 Taking Care of the Unexpected BLANK PAGE ...
Page 189: ...184 Technical Information BLANK PAGE ...
