2007-2008 Polaris IQ Snowmobiles Service Manual, Page 25Get this manual
Model Specifications 2008 600 RMK 144600 RMK Shift 155
Model Number: 600 RMK 144: S08PK6FSS08PK6FE 600 RMK Shift 155: S08PM6FS Engine Engine Type Model Number Displacement# Cylinders Bore (inchesmm) Stroke (inchesmm) Piston to Cylinder Clearance (inchesmm) Installed Ring Gap (inchesmm) Operating RPM 200 Idle RPM Engagement RPM 200 Exhaust Valve Spring Carburetor Settings Type Main Jet Pilot Jet (Pj) Jet NeedleClip position Needle Jet Throttle Gap (Under Cutaway) (inmm) Cutaway Valve Seat Starter Jet Pilot Air Jet Fuel screw (Turns Out) Recommended Fuel Octane (R+M2)
Mikuni TM38 280 50 9DGN6-57P-8 .1253.2 2.5 1.5 145 .9 .5 91 (Non-Oxygenated)
ALTITUDE meters (feet) 0-600 (0-2000) 600-1200 (2000-4000) 1200-1800 (4000-6000) 1800-2400 (6000-8000) 2400-3000 (8000-10,000) 3000-3600 (10,000-12,000) Shift Weight 10-62 10-60 10-58 10-56 10-54 10-AL-25F-35C
Carburetor Jetting
Ambient Temperature +45F to +65F+7C to +18C +30F to +50F-1C to +10C -30F to -10F-34C to -23C -15F to +5F-26C to -15C +15F to +35F-9C to +2C 0F to +20F-18C to -7C