1986 Ski-Doo Factory Shop Manual, Page 36Get this manual
Section 02 SUb-section 01
ENGINE 1247 ENGINE TYPE)
CLEANING
Discard all oil seals and gaskets,
Clean all metal, components in non-ferrous metal cleanMEASUREMENTS
TOLERANCES FmlNG NEW PARTS (MIN !MAX.l WEAR LIMIT
DISASSEMBLY
General
To remove drive pulley, refer to "Drive pulley", section
Crankshaft deflectfon Connecling lad big end aXial play Crankshafl end play
N,A.20 mm 1-0079"1
N,A53 mm (,0208"1
LQ391l"1
40 mm (.0158"
To remove magnetorefer to "Magneto" in this section
111, Crankcase halves
When disassembling crankcase halvesdo not heat the crankcase" If heat IS necessary, temperature must not
NOTE: For the measurement procedures, refer to "Engine dimensions measurement"section 02-10
exceed 55"C