2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 324Get this manual
TRANSMISSION 9Slowly rotate the snorkel tube counterclockwise while counting the number of notches passing through the hole opening as you rotate the tubeRotate the snorkel tube to the 7th notch from the seated' position obtained in step 7Count notches through the locking screw hole 12Torque the locking screw to specification
8-12 ftlbs(11-16 Nm)