2003 Polaris Deep Snow Snowmobiles Service Manual, Page 19Get this manual
GENERAL INFORMATION MODEL: TRAIL RMK MODEL NUMBER: S03SR5BS ENGINE MODEL: EC55PM025 JETTING CHART
CARBURETION
Type VM34SS Mikuni wACCS Main Jet 270 Pilot Jet 35 Jet Needle 6DEH11-3 Needle Jet Q-0 (480) Cutaway 3.0 Air Screw 1.5 Turns Valve Seat 1.5 Viton Fuel Octane (R+M2) 87 Non-Oxygenated Throttle Gap 89 Oxygenated Under Cutaway .218 (5.54mm)
AMBIENT TEMPERATURE
Altitude
0-600 (0-2000) 600-1200 (2000-4000)
Below -30 Below -34 34
-30_ to -10_F -34 to -23 -34_to -23_C
-10_to +10_F -23 to -12 -23_ -12_C
+10_to +30_F -12 to-12_to -1 -1_C
+30_to +50_F -1 to +10_C -1_to +10 C
Above +50_F +10 Above +10_C
300 #3 300 #3 300 #3 300 #3 300 #3 300 #3 XXX
290 #3 290 #3 290 #3 290 90 #3 290 90 #3 290 90 #3
280 #3 280 #3 280 #3 280 80 #3 280 80 #3 280 80 #3
270 #3 270 #3 270 #3 270 #3 270 #3 270 #3
260 #3 260 #3 260 #3 260 60 #3 260 60 #3 260 60 #3