Polaris 2007 Two Stroke Service Manual page 16

MODEL SPECIFICATIONS
550 LX
MODEL S07ND5BS
Body Style
Engine
Engine type
Engine Model
Engine Displacement
Bore (in/mm)
Stroke (in/mm)
Piston to cylinder clearance (in/mm)
(in/mm)
Piston ring end gap
Operating RPM±200
Idle RPM±200
Clutch engagement RPM ±200
Exhaust valve spring
Fuel Delivery
Type
Main Jet
Pilot Jet
Jet Needle/Clip position
Needle Jet
Throttle gap under cutaway (in/mm)
Throttle slide cutaway
Valve seat
Starter jet
Pilot air jet
Fuel screw setting
Air screw setting
Recommended fuel octane (R+M/2)
1.12
Body
EDGE
Fuji
EC550PM110
544cc
2.87/73
2.56/65
.0039-.0053/.10-.135
.016-.022/.40-.61
7000
1600
3800
N/A
VM34
250
35
6BGY41/4
Q-0 (480)
.256/6.5
3
1.5 Viton
1.5
2.5
N/A
1.0
87 NonOxy/Min.
Jetting
Altitude
meters (feet)
270 260
0-600
(0-2000)
#4 #4
260 250
600-1200
(2000-4000)
#4 #4
250 240
1200-1800
(4000-6000)
#4 #3
230 220
1800-2400
(6000-8000) #3 #3
220 210
2400-3000
(8000-10000)
#3 #3
210 200
3000-3700
(10000-12000)
#3 #2
Clutching
Drive Clutch (P-85)
Altitude meters
Shift Clutch
(feet)
Weight Spring
0-600 Dark Blue/
10-62
(0-2000) White
600-1200 Dark Blue/
10-60
(2000-4000) White
1200-1800 Dark Blue/
10-60
(4000-6000) White
1800-2400 Dark Blue/
10-58
(6000-8000) White
2400-3000 Dark Blue/
10-56
8000-10000) White
3000-3600 Dark Blue/
10-56
(10000-12000) White
Drive clutch bolt torque 50 ft-lbs
Belt part number
Belt width (in/cm)
Belt side angle
Outside diameter (in/cm)
Clutch center distance (in/cm)
Chaincase
Center distance (in/cm)
Reverse type
Ambient Temperature
250 240 230 220 210
#4 #3 #3 #3 #2
240 230 220 220 210
#3 #3 #3 #2 #2
230 220 210 210 200
#3 #3 #2 #2 #1
220 210 210 200 190
#3 #2 #2 #1 #1
210 200 190 190 180
#2 #2 #1 #1 #1
190 190 180 180 170
#2 #1 #1 #1 #1
Driven Clutch (TEAM)
Clutch Driven
Gearing
Spring Helix
(56/42-.36)
Red/Blue 19:39- 72
LW ER
(56/42-.36)
Red/Blue 19:39- 72
LW ER
(56/42-.36)
Red/Blue 19:39- 72
LW ER
(56/42-.36)
Red/Blue 18:39- 72
LW ER
(56/42-.36)
Red/Blue 18:39- 72
LW ER
(56/42-.36)
Red/Blue 18:39- 72
LW ER
(69 N-m)
Belt
3211078
1.438/3.65
28°
46.625/118.4
11.5/29.2
7.92/18.52
PERC
200
#1
200
#1
190
#1
180
#1
170
#1
160
#1