2003 Bombardier Outlander 400 Factory Service Manual, Page 138Get this manual
Section 03 ENGINE Subsection 09 (CYLINDER AND HEAD)
F00B09A
1Use the micrometer to set the cylinder bore gauge 2Dial bore gauge
NOTE: Make sure used piston is not wornSee PISTON MEASUREMENT aboveIf clearance exceeds specified tolerance, replace cylinderNOTE: Make sure the cylinder bore gauge indicator is set exactly at the same position as with the micrometer, otherwise the reading will be falsePiston Pin Using synthetic abrasive woven, clean piston pin from depositsInspect piston pin for scoring, cracking or other damagesMeasure piston pinSee the following illustration for the proper measurement positions
R400motr30A
APiston pin diameter
PISTON PIN
F00B0AA