Polaris SPORTSMAN 400 2003 - Page 9

GENERAL INFORMATION
1.4
MODEL: SPORTSMAN 400..........
MODEL NUMBER: A03CH42.
ENGINE MODEL: EH42PLE05..
JETTING CHART
AMBIENT TEMPERATURE
Altitude
Below 40°F
+40_F and above
l
t
i
t
u
d
e
B
e
l
o
w
4
0
F
Below +5°C
+
4
0
F
a
n
d
a
b
o
v
e
+5_C and above
Meters
0-1800
1
7
5
1
6
7
5
M
e
t
e
r
s
(Feet)
0
-
1
8
0
0
(0-6000)
175 167.5
(
F
e
e
t
)
Above 1800
1
6
5
1
6
0
A
b
o
v
e
1
8
0
0
Above (6000)
165 160
CLUTCH CHART
S
h
i
f
t
C
l
u
t
c
h
D
r
i
v
e
n
C
l
u
t
h
c
D
r
i
v
e
n
A
l
t
i
t
u
d
e
Shift
W
e
i
g
h
t
Clutch
S
p
r
i
g
Driven Cluthc
S
p
r
i
g
Driven
H
e
l
i
x
A
l
t
i
t
u
d
e
Weight Spring Spring Helix
Meters
0-1800
1
0
B
H
B
l
u
e
/
r
e
e
B
l
c
k
2
+
2
M
e
t
e
r
s
(Feet)
0
-
1
8
0
0
(0-6000)
10BH Blue/Green Black 2+2
(
F
e
e
t
)
1800-3700
1
6
B
l
u
e
/
r
e
e
B
l
c
k
2
+
2
1
8
0
0
-
3
7
0
0
(6000-12000)
16 Blue/Green Black 2+2
ENGINE
Type 4 Cycle, Single Cyl........................
Displacement 425 cc...............
Bore 3.461I (87.9mm).......................
Stroke 2.756I (70mm).....................
Valve Clearance In/Ex 0.006/0.006I@ TDC on compression.......
Compression Ratio 9.2/1 Full Stroke..........
Cooling Liquid....................
Lubrication Type Dry Sump............
Operating RPM±200 6300 RPM.........
Idle RPM±200 (lights off) 1200 RPM.....
Compression Pressure (Std) ±15%.......
CARBURETION
Type BST 34 Mikuni................
Main Jet 167.5............
Pilot Jet 40.............
Jet Needle 4GAC33--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 PVT....................
Belt 3211069.....................
Belt Width (Projected) 1.188I (30.18mm).....
Side Angle (Overall) 26°......
Outside Circumference 40.86 ±.12I....
Center Distance 10±.12I (254.5mm)..........
Clutch Offset 0.5I (12.7mm)............
Secondary Spring Black........
Driven Helix 44-36°.............
Spring Position (Helix) 2....
Spring Position (Sheave) 2..