2020 Honda CRF450X Owner's Manual (Page 100 of 204)

2020 Honda CRF450X Owner's Manual
Posted on 19 Nov, 2019
Model: 2020 Honda CRF450X
Pages: 204
File size: 29 MB

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92 Servicing Your Honda
Piston/Piston Rings/Piston Pin
1. Remove the cylinder (1) while holding the
piston (2).
NOTICE
Do not let the cam chain fall into the crankcase.
Do not pry on or strike the cylinder.
2. Remove the dowel pins (3) and cylinder gasket
(4).
NOTICE
Do not let the cam chain fall into the crankcase.
Do not let the dowel pins fall into the crankcase.
1. Place clean shop towels (1) in the crankcase to
keep the piston pin clips, or other parts, from
falling into the crankcase.
2. Remove the piston pin clips (2) using a pair of
needle-nose pliers.
3. Press the piston pin (3) out of the piston (4),
and remove the piston.
Under racing conditions, the piston, rings and
piston pin should be replaced every 4 races or
about every 15.0 hours of running.
NOTICE
Be careful not to damage or shock the piston pin.
Do not clean the piston pin using a commercially
available compound cleaner.
Spread each piston ring (1) and remove by lifting it
up at a point just opposite the gap.
NOTICE
Do not damage the piston ring by spreading the
ends too far.
Cylinder Removal
(1) cylinder (2) piston
(3) dowel pins (4) cylinder gasket
(2)
(1)
(4)
(3)
Piston Removal
(1) shop towels (3) piston pin
(2) piston pin clips (4) piston
(2)
(4) (3)
(1)
(2)
Piston Ring Removal
(1) piston ring
(1)
31MKE710.book 92 ページ 2019年3月11日 月曜日 午前10時47分


General
Year 2020
Make Honda
Model CRF450X
Language English
Pages 204
Filetype PDF (Download)
File size 29 MB

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