1972 Ski-Doo Shop Manual, Page 144Get this manual
TWO CYLINDER
9On engines equipped with single cylinder cowl, carry out the following procedure: (a) Remove the bolt(s) and washer(s) securing cylinder cowl to cylinder head distance nutNOTE: On T'NT 440 model, remove the right side cylinder head distance nut(b) Remove the three (3) screws and washers attaching fan housing to cylinder cowlRemove the cylinder cowl10On engines equipped with double cylinder cowl, carry out the following procedure: (a) Remove the bolt(s) and washer(s) securing the exhaust side cylinder cowl to cylinder head distance nut(b) Remove the two (2) screws and washers affixing fan housing to the exhaust side cylinder cowl(c) Remove the nut attaching cylinder cowl stud and remove the stud(d) Remove the exhaust side cylinder cowl from engine11On vehicles equipped with engine console, remove console by removing the Allen head capscrews securing the console to cylinder cowl12ON T'NT 340 and Olympique 399 models, remove the throttle cable bracket from cylinder cowl13Disconnect ignition coilsall electrical wiring at the