1999 Ski-Doo Factory Shop Manual Volume One, Page 128Get this manual
Section 04 ENGINE Subsection 04 (LEAK TEST AND ENGINE DIMENSION MEASUREMENT)
ENGINE TYPE All
NEW PARTS MIN- MAX0.030.012 mm (.0001.0005 in)
WEAR LIMIT 0.015 mm (.0006 in)
CAUTION
Always install end-play adjustment shims on the magneto side between bearing and crankshaft counterweightThe following is required for the adjustment procedure: adjustment shims (refer to parts catalog) thicknesses available: 0.10 mm (.004 in) 0.20 mm (.008 in) 0.30 mm (.012 in) 0.50 mm (.020 in) 1.00 mm (.040 in) micrometer caliper Total shim thickness needed for the end-play adjustment is determined with the following procedure: aMeasure crankcase halves as illustrated (M1 and M2)A standard compressed crankcase gasket will have 0.30 mm (.012 in) thickness (M3)Add these measurements to obtain dimension A