Xplorer 300 - Polaris Trail Blazer Service Manual

GENERAL INFORMATION
1999 Model Specifications

XPLORER 300

MODEL: . . . . . . . . . .
MODEL NUMBER: . A99CC28CA
ENGINE MODEL: . . EC28PFE02
CARBURETION
Type . . . . . . . . . . . . . . . .
Main Jet . . . . . . . . . . . .
Pilot Jet . . . . . . . . . . . . .
Jet Needle . . . . . . . . . . .
Needle Jet . . . . . . . . . . .
Cutaway . . . . . . . . . . . .
Air Screw . . . . . . . . . . .
Valve Seat . . . . . . . . . . .
Fuel Octane (R+M/2) .
CLUTCH
Type . . . . . . . . . . . . . . . . . . . .
Belt . . . . . . . . . . . . . . . . . . . . .
Belt Width (Projected) . . . . .
Side Angle (Overall) . . . . . .
Outside Circumference
Center Distance . . . . . . . . . .
Clutch Offset . . . . . . . . . . . .
Shift Weights . . . . . . . . . . . .
Primary Spring . . . . . . . . . . .
Secondary Spring . . . . . . . .
Driven Helix . . . . . . . . . . . . .
Spring Position (Helix)
Spring Position (Sheave)
ENGINE
Type . . . . . . . . . . . . . . . . . . . . . . .
Displacement . . . . . . . . . . . . . . .
Bore . . . . . . . . . . . . . . . . . . . . . . .
Stroke . . . . . . . . . . . . . . . . . . . . .
Compression Ratio . . . . . . . . . .
Cooling . . . . . . . . . . . . . . . . . . . .
Lubrication Type . . . . . . . . . . . .
Piston / Cylinder Clearance
Service Limit . . . . . . . . . . . . . . . .
Piston Marking . . . . . . . . . . . . . .
Piston Ring End Gap . . . . . . . .
Operating RPM±200 . . . . . . . . .
Idle RPM±200 . . . . . . . . . . . . . .
Compression Pressure . . . . . . .
4/99
VM30SS Mikuni
155
40
5DP7--3
0-4(169)
2.0
1.25 Turn
2.5
87 Non-Oxygenated or
89 Oxygenated
PVT
3211077
1.188" (30.18mm)
26°
. . . . 40.86 ±.12"
10±.12" (254.5mm)
0.5" (12.7mm)
G
Blue/Green
Red
Compound
. . . . 2
. . 2
2 Cycle, Single Cyl.
283 cc
2.9331" (74.5mm)
2.5591" (65mm)
6.1/1 Effective
Air
Oil Injected
. . . 0.0012 - 0.0026" (0.03 - 0.07mm)
0.006" (0.15mm)
28
.012"-.022" (.31mm-.56mm)
5600 RPM
600 RPM
(Std) ±15%
JETTING CHART
Altitude Altitude
Below 0°F Below 0 F
Below -18°C
Meters Meters 0-900 0-900
(0-3000)
(Feet) (Feet)
900-1800 900-1800
(3000-6000)
1800-2700 1800-2700
(6000-9000)
2700-3700 2700-3700
(9000-12000)
- Drop jet needle one position (raise E- -Clip)
- Turn air screw in 1/2 to 3/4 turn
CLUTCH CHART
Altitude Altitude
Meters Meters
0-900 0-900
(Feet) (Feet)
(0-3000)
900-1800 900-1800
(3000-6000)
1800-2700 1800-2700
(6000-9000)
2700-3700 2700-3700
(9000-12000)
1.20
AMBIENT TEMPERATURE
0 to +40 F 0_ to +40_F +40 to +80 F +40_to +80_F
-18_to +5_C +5_ to +26_C
180 180 170 170 155 155
165 165 150 150 140 140
150 150 140 140 130 130
135 135 125 125 115 115
Shift Shift Clutch Clutch Driven Driven
Weight Weight Spring Spring Helix Helix
G G
Blue/Green Blue/Green 2 2 2- -2
48GR
G G
Blue/Green Blue/Green 2 2 or 2 1 2- -2 or 2- -1
48GR
F F
Blue/Green Blue/Green 2- -2 2 2
45GR
F F
Blue/Green Blue/Green 2 1 2- -1
45GR
Polaris Sales Inc.
Above +80 F Above +80_F
Above +26_C
145 145
130 130
120 120
110 110