2002 Arctic Cat Snowmobiles Factory Service Manual, Page 107Get this manual
Quality of the image is intentionally reduced!
39 Tighten the spark plugs to 2.5-2.8 kg-m (1820 ft-lb); then secure the cyl inders by tightening the cylinder base nuts to 4-6 kg-m (29-43.5 ft-lb) in three steps using the pattern shownPressure test