2004 Polaris Touring Service Manual, Page 10Get this manual
GENERAL INFORMATION MODEL: TRAIL TOURING MODEL NUMBER: S04NT5BS ENGINE MODEL: EC55PM090
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 544 2.87"73mm 2.56"65mm .0035 .0049" .090 .125mm .016 .022" .4 .55mm MD 7000 1600 3800 Type Main Jet Pilot Jet Jet Needle Needle Jet CARBURETION Mikuni VM 34 280 PTO 270 MAG 40 6BGY33Q2 (480)
Throttle Gap UnderCutaway .250" inmm 6.35mm 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 2.5 1.25 Turns 87 OctNonOxy89 OctOxy
Altitude
0600 (02000) 6001200 (20004000) 12001800 (40006000) 18002400 (60008000) (6000 8000) 24003000 (800010000) (8000 10000) 30003700 (1000012000) (10000 12000)
Below -30 Below -34 300290 #4 290280 #3 270260 #3 250240 #3 240230 #3 220210 #2
-30_ to 10_F -34_to -23_C 290280 #3 270260 #3 260250 #3 240230 #3 230220 #2 210200 #2 DRIVE CLUTCH