Polaris Sportsman 400 Service Manual page 13

SPORTSMAN 400
MODEL: . . . . . . . . . .
MODEL NUMBER: . A01CH42AA/AB/AC
ENGINE MODEL: . . EH42PLE05
CARBURETION
Type . . . . . . . . . . . . . . . . BST 34 Mikuni
Main Jet . . . . . . . . . . . . 167.5
Pilot Jet . . . . . . . . . . . . . 40
Jet Needle . . . . . . . . . . . JF-3
Needle Jet . . . . . . . . . . . Q-0 (829)
Throttle Valve . . . . . . . . #100
Pilot Screw . . . . . . . . . . 2 3/4 Turns Out
Pilot Air Jet . . . . . . . . . . 160
Valve Seat . . . . . . . . . . . 1.5
Float Height . . . . . . . . . 13.0mm (.51I)±1mm
Fuel Octane (R+M/2) . 87 Non-Oxygenated or
89 Oxygenated
CLUTCH
Type . . . . . . . . . . . . . . . . . . . .
Belt . . . . . . . . . . . . . . . . . . . . .
Belt Width (Projected) . . . . .
Side Angle (Overall) . . . . . .
Outside Circumference . . . .
Center Distance . . . . . . . . . .
Clutch Offset . . . . . . . . . . . .
Secondary Spring . . . . . . . .
Driven Helix . . . . . . . . . . . . .
Spring Position (Helix) . . . .
Spring Position (Sheave)
ENGINE
Type . . . . . . . . . . . . . . . . . . . . . . .
Displacement . . . . . . . . . . . . . . .
Bore . . . . . . . . . . . . . . . . . . . . . . .
Stroke . . . . . . . . . . . . . . . . . . . . .
Valve Clearance In/Ex . . . . . . .
Compression Ratio . . . . . . . . . .
Cooling . . . . . . . . . . . . . . . . . . . .
Lubrication Type . . . . . . . . . . . .
Operating RPM±200 . . . . . . . . .
Idle RPM±200 (lights off)
Compression Pressure . . . . . . .
- projex@inbox.lv -
PVT
3211069
1.188I (30.18mm)
26°
40.86 ±.12I
10±.12I (254.5mm)
0.5I (12.7mm)
Black
44-36°
2
. . 2
4 Cycle, Single Cyl.
425 cc
3.461I (87.9mm)
2.756I (70mm)
0.006/0.006I@ TDC on compression
9.2/1 Full Stroke
Liquid
Dry Sump
6300 RPM
. . . . . 1200 RPM
(Std) ±15%
GENERAL INFORMATION
JETTING CHART
AMBIENT TEMPERATURE
Altitude Altitude
Below 40°F Below 40 F
Below +5°C
0-1800 0-1800
Meters Meters
175 175
(0-6000)
(Feet) (Feet)
Above 1800 Above 1800
165 165
Above (6000)
CLUTCH CHART
Shift Shift
Altitude Altitude
Weight Weight
Meters Meters
0-1800 0-1800
10BH 10BH Blue/Green Blue/Green
(Feet) (Feet) (0-6000)
1800-3700 1800-3700
10WH 10WH Blue/Green Blue/Green
(6000-12000)
+40 F and above +40_F and above
+5_C and above
167.5 167 5
160 160
Clutch Clutch Driven Driven
Spring Spring Helix Helix
2+2 2+2
2+2 2+2
1.11