76
Servicing Your Honda
Piston/Piston Rings/Piston Pin
Cylinder Removal
1. Remove the cylinder bolt (1) and cylinder (2).
Do not let the cam chain fall into the crankcase.
Do not pry on or strike the cylinder.
NOTICE
(1) cylinder bolt
(2) cylinder
2. Remove the dowel pins (3) and cylinder
gasket (4).
Do not let the dowel pins fall into the crankcase.
NOTICE
(3) dowel pins
(4) cylinder gasket
Piston Removal
1. Place clean shop towels in the crankcase to
keep the piston pin clips, or other parts, from
falling into the crankcase.
2. Remove the piston pin clips (1) using a pair of
needle-nose pliers.
3. Press the piston pin (2) out of the piston (3),
and remove the piston.
Under racing conditions, the piston and rings
should be replaced after 15.0 hours of running.
Replace the piston pin after 15.0 hours of running
4. Spread each piston ring (4) and remove by
lifting it up at a point just opposite the gap.
Do not damage the piston ring by spreading the
ends too far.
NOTICE
(3)
(2)
(1)
(1) piston pin clip
(3) piston
(2) piston pin
(4)
(4) piston ring
(3)
(4)
(1)
(2)
Summary of Contents for CRF250X 2006
Page 1: ...2006 Honda CRF250X OWNER S MANUAL COMPETITION HANDBOOK ...
Page 10: ...6 Motorcycle Safety ...
Page 16: ...12 Before Riding ...
Page 26: ...22 Basic Operating Instructions ...
Page 150: ...146 Taking Care of Unexpected ...
Page 165: ...Technical Information 161 Wiring Diagram ...
Page 166: ...162 Technical Information ...
Page 177: ...Memo 173 ...
Page 178: ...174 Memo ...
Page 179: ...Memo 175 ...