1999 Ski-Doo Factory Shop Manual Volume One, Page 126Get this manual
Section 04 ENGINE Subsection 04 (LEAK TEST AND ENGINE DIMENSION MEASUREMENT)
Read the measurement on the cylinder bore gaugeThe result is the exact pistoncylinder wall clearanceIf clearance exceeds specified tolerance, replace cylinder or reboreRefer to TECHNICAL DATA 10NOTE: Make sure the cylinder bore gauge indicator is set exactly at the same position as with the micrometer, otherwise the reading will be false
RINGPISTON GROOVE CLEARANCE
Using feeler gauge check clearance between ring and grooveReplace piston if clearance exceeds specified toleranceRefer to TECHNICAL DATA 10A01C0QA
1Transfer port 2Intake port
CRANKSHAFT DEFLECTION
Crankshaft deflection is measured with dial indicator
Measuring (in engine)