1982 Ski-Doo Shop Manual, Page 142Get this manual

1982 Ski-Doo Shop Manual, Page 142

Quality of the image is intentionally reduced!

SECTION 02 ENGINE SUB-SECTION 07 (640 ENGINE TYPE)
Newer pulley half does not have shoulder on its inner face so it is installed with mm (0236"1 spacer
Pulley half

NEW TYPE