1978 Ski-Doo Shop Manual, Page 148Get this manual

1978 Ski-Doo Shop Manual, Page 148

Quality of the image is intentionally reduced!

$ECTION 04 SUB-SECTION 02 (ENGINES) Using angle finder, mark crankcase at 1270 from bottom edge of magneto side inlet port
- Position the rotary valve disc on gear to have edges as close as poss