1984 Ski-Doo Shop Manual, Page 74Get this manual

1984 Ski-Doo Shop Manual, Page 74

Quality of the image is intentionally reduced!

SECTION 02 ENGINE SUB-SECTION 04 (447 ENGINE TYPE)
.08 mm L0031 ") .04 mm (0016".20 mm (, 0079" )

.10 mm L0039"11 mm (0043 ") .35 mm L0138")

Scrape off carbon formation