1984 Ski-Doo Shop Manual, Page 29Get this manual
SECTION 02 ENG INE SUB-SECTION 01 (247 ENGINE TYPE)
CLEANING
Discard all oil seals and gasketsClean all metal components in non-ferrous metal cleanerMEASUREMENTS
TOLERANCES FITTING NEW PARTS (MAX (MIN N.A .20 mm (.0079".20 mm (0079")
WEAR LIMIT
OISASSEMBL Y
General
To remove drive pulley, refer to "Drive Pulley", section 03, sub-section 03To remove magneto, refer to "Magneto" in this section
Crankshaft deflection Connecting rod big end axial play Crankshaft end play
10 mm (.0039") 1.0 mm (,0394")
.53 mm (.0208".40 mm (.0158")
1,11, Crankcase halves
When disassembling crankcase halves, do not heat the crankcaseIf heat is necessary, temperature must not exceed 55C (130 F)