2007 POLARIS Widetrak LX TWO STROKE SNOWMOBILE Service Repair Manual

Page 12

MODEL SPECIFICATIONS 500 XC SP

Jetting

Liberty

Engine displacement

500

Engine model number Bore (in/mm)

S3033-5044-PF5F 2.78/70.5

Stroke (in/mm)

2.52/64

Piston to cylinder clearance (in/mm) Piston ring end gap (in/mm)

.0045-.0059/.11-.15

8500

Idle RPM

1500

Clutch engagement RPM +/- 200

4200

Exhaust valve spring

Pink/Yellow

Fuel Delivery Type

TM38

Main Jet

410

Pilot Jet

45

Jet Needle/Clip position Needle Jet Throttle gap under cutaway (in/mm) Throttle slide cutaway

P-8 .079/2 2 1.5

Starter jet

145

Pilot air jet

N/A

Fuel screw setting

3

Air screw setting

1.25 87 Min NonOxy

600-1200 (2000-4000)

420 400 390 370 360 250 330 320 #3 #2 #2 #2 #2 #2 #1 #1

1200-1800 (40006000)

390 380 360 350 340 330 310 300 #2 #2 #2 #2 #2 #1 #1 #1

1800-2400 (60008000)

370 350 340 320 310 300 290 270 #2 #2 #2 #2 #1 #1 #1 #1

2400-3000 (8000-10000)

340 330 310 300 290 280 260 250 #2 #2 #1 #1 #1 #1 #1 #1

3000-3700 (10000-12000)

320 300 290 270 260 250 240 230 #1 #1 #1 #1 #1 #1 #1 #1

When using non oxygenated fuel with an octane number greater than 93, decrease the main jet number in the above chart by 20.

Clutching Drive Clutch (P-85) Altitude meters (feet)

Driven Clutch (TEAM)

Shift Weight

Clutch Spring

Clutch Spring

Driven Helix

Gearing

0-900 (0-3000)

10-56

Black/ Green

Red/ Black

56/42-36 LW ER

22:40-74

900-1800 (3000-6000)

10-54

Black/ Green

Red/ Black

56/42-36 LW ER

22:40-74

1800-2700 (60009000)

10

Black/ Green

Red/ Black

56/42-36 LW ER

21:40-74

2700-3700 (900012000)

10M Blue

Black/ Green

Red/ Black

56/42-36 LW ER

21:40-74

Drive clutch bolt torque 50 ft-lbs (69 N-m)

Belt Belt part number

3211080

Belt width (in/cm)

1.438/3.65

Belt side angle

28°

Outside diameter (in/cm)

46.625/118.4

Clutch center distance (in/cm)

11.5/29.2

Chaincase Center distance (in/cm) Reverse type

1.8

>+60°F/>+16°C

440 430 410 400 390 380 360 350 #3 #3 #2 #2 #2 #2 #2 #1

6BGY41/4

Valve seat

Recommended fuel octane (R+M/2)

0-600 (0-2000)

.014-.020/.40-.61

Operating RPM±200

+45°F to +65°F/+7°C to +18°C

Engine type

+30°F to +50°F/-1°C to +10°C

Engine

0°F to +20°F/-18°C to -7°C

Altitude meters (feet)

-15°F to +5°F/-26°C to -15°C

EDGE

-30°F to -10°F/-34°C to -23°C

Body Style

< -25°F/<-35°C

Body

+15°F to +35°F/-9°C to +2°C

Ambient Temperature

MODEL S07NP5CS(E)

7.92/20.1 PERC


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