1984 Ski-Doo Shop Manual, Page 41Get this manual
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SECTION 02 ENG INE SUB-SECTION 02 (277 ENGINE TYPE)
21 Nm (15 ftlbs)
7234567B970
Crankcase half (PT0side) Dowel tube 77,8 75 (2) Seal PTOside Polyamld ring, PT.oside Ba