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1.10 Model Specifications 9923396 - 2007-2012 EDGE/Widetrak LX Service Manual ©2011 Polaris Sales Inc. 2007 Trail RMK Model Numbers: S07NJ5BS / S07NJ5BE Engine Engine Type Fuji Fan-Cooled / Piston Port w/Reed Assist Induction Model Number EC55PM110 Displacement / # Cylinders 544cc / 2 Bore (inches/mm) 2.87 / 73 Stroke (inches/mm) 2.56 / 65 Piston to Cylinder .0039 - .0053 (.10 - .135) Installed Ring Gap .016 - .022 (.40 - .55) Operating RPM ±200 7000 Idle RPM ±200 1600 Engagement RPM ±200 3800 Carburetor Settings Type Mikuni VM34 Main Jet 210 Pilot Jet 35 Jet Needle/Clip position 6BGY41 / 2 Needle Jet Q-0 (480) Throttle Gap (Under Cutaway) .264 / 6.71 G - 17/64 Cutaway 3.0 Valve Seat 1.5 Viton Starter Jet 1.5 Pilot Air Jet 2.5 Air Screw (Turns Out) .75 Fuel Octane (R+M/2) 87 Non-Oxygenated 89 Oxygenated Carburetor Jetting Altitude Meters (feet) Ambient Temperature < -25° F/<-3 5 °C -30°F t o - 10°F/ -34 °C to -23 °C -15° F to +5°F/ -26° C to -15° C 0°F to +2 0°F/ -18° C t o -7° C +1 5°F to +35 °F/-9°C to +2 °C +30° F to +50°F/ -1° C t o +10° C +4 5°F to +65 °F/+7°C to +18 °C >+60 °F/>+1 6°C 0-600 (0-2000) 270 #4 260 #4 250 #4 240 #3 230 #3 220 #3 210 #2 200 #1 600-1200 (2000-4000) 260 #4 250 #4 240 #3 230 #3 220 #3 220 #2 210 #2 200 #1 1200-1800 (4000-6000) 250 #4 240 #3 230 #3 220 #3 210 #2 210 #2 200 #2 190 #1 1800-2400 (6000-8000) 230 #3 220 #3 220 #3 210 #2 210 #2 200 #2 190 #1 180 #1 2400-3000 (8000-10,000) 220 #3 210 #3 210 #2 200 #2 190 #2 190 #2 180 #1 170 #1 3000-3700 (10,000-12,000) 210 #3 200 #3 190 #2 190 #2 180 #2 180 #2 170 #1 160 #1 Clutch Settings ALTITUDE meters (feet) DRIVE CLUTCH DRIVEN CLUTCH Shift Weight Clutch Clutch Driven Helix Gearing 0-600 (0-2000) 10-64 BLU/WHT 7041781 RED/BLU 7043057 56/42 .36 LW ER 19:43 - 74 600-1200 (2000-4000) 10-62 1200-1800 (4000-6000) 10-60 1800-2400 (6000-8000) 2400-3000 (8000-10,000) 10-58 3000-3600 (10,000-12,000) 10-56 Drive Clutch Bolt Torque: 50 lb.ft. (68Nm) Re-torque after running engine. |