2004 Polaris Touring Service Manual, Page 20Get this manual
GENERAL INFORMATION MODEL: WIDETRAK LX MODEL NUMBER: S04SU4BS ENGINE MODEL: EC50PL234
ENGINE Engine Type Engine Displacement cc's Bore inmm Stroke inmm Cylinders PistonCylinder Clearance inmm Piston Ring End Gap inmm Piston Marking Piston Ring Marking Operating RPM 200 Idle RPM 200 Engagement RPM 300 Fuji 488 2.83"72mm 2.36"60mm .0035 .0049" .090 .125mm .0079 .016" .20 .40mm 51A 3N 7000 1600 3800 Type Main Jet Pilot Jet Jet Needle Needle Jet CARBURETION Mikuni VM 34 SS 195 35 6EJ26P6 (166)
Throttle Gap UnderCutaway 0.240" inmm 6.1 mm Cutaway Valve Seat Starter Jet Fuel Screw Pilot Air Jet Air Screw Fuel Octane (R+M2) AMBIENT TEMPERATURE 3.0 1.5 Viton 1.5 NA NA 0.5 87 OctNonOxy89 OctOxy
Altitude
0600 (02000) 6001200 (20004000) 12001800 (40006000) 18002400 (60008000) (6000 8000) 24003000 (800010000) (8000 10000) 30003700 (1000012000) (10000 12000)