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Carburetor Jetting Clutching Chart
AMBIENT
TEMPERA-
TURE
Below
-30_F
Below
-34_C
-30_ to -10_F
-34_ to -23_C
-10_ to
+10_F
-23_ to
-12_C
+10_ to
+30_F
-12_ to
-1_C
+3Μ_ to
+50_ F
-1_ to
+10_C
Above
+50_F
Above
+10_C
Altitude
Meters (Feet)
Shift
Weight
Drive
Clutch
Spring
Driven
Clutch
Spring
Driv-
en
Helix
Chaincase
Geariang
0-600
(0-2000)
560N
#5
540N
#4
520N
#4
500
#4
480
#3
460
#3
0-900
(0-3000)
10-64 Black/
Green
Silver/
Blue
R-11
#2
19:39
72 Pitch
600-1200
(2000--4000)
520N
#4
500
#4
480
#4
460
#3
440
#3
420
#2
900-1500
(3000-5000)
10-64 Black/
Green
Silver/
Blue
R-11
#3
19:39
72 Pitch
Altitude
M
e
t
e
r
s
1200--1800
(4000-6000)
490
#4
470
#4
450
#3
430
#3
410
#2
390
#2
1500-2100
(5000-7000)
10-62 Black/
Green
Silver/
Blue
R-11
#3
19:39
72 Pitch
M
e
t
ers
(Feet)
1800-2400
(6000-8000)
450
#4
430
#3
410
#3
390
#2
370
#2
350
#2
2100-2700
(7000-9000)
10-60 Black/
Green
Silver/
Blue
R-11
#3
19:39
72 Pitch
2400-3000
(8000-10000)
410
#3
390
#3
370
#2
350
#2
330
#2
310
#2
2700-3350
(9000-11000)
10-58 Black/
Green
Silver/
Blue
R-11
#3
19:39
72 Pitch
3000-3600
(10000-12000)
360
#3
340
#2
330
#2
320
#2
300
#2
290
#1
3350-4000
(9000-12000)
10-56 Black/
Green
Silver/
Blue
R-11
#3
19:39
72 Pitch
PN 9917064 Rev 01 6/01
Printed in U.S.A.