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SPECIFICATIONS
The carburetor jetting chart above is consistent with the provisions of U.S.A. federal regulation 40 CFR
1051.115(d)(3) and is an acceptable alternative to the use of tamper-resistant features.
550 IQ SHIFT
Carburetor Jetting
*Shaded cells indicate factory settings.
ALTITUDE
Meters
(Feet)
AMBIENT TEMPERATURE
°F: Below
-25
-30 to -10 -15 to +5 0 to +20 +15 to +35 +30 to +50 +45 to +65 Above
+60
°C: Below
-35
-34 to -23 -26 to -15 -18 to -7 -9 to +2 -1 to +10 +7 to +18 Above
+16
0-600
(0-2000)
Main Jet
270 260 250 240 230 220 210 200
Pilot Jet
45 45 45 45 45 45 45 45
Clip Position
#4 #4 #4 #4 #4 #3 #2 #2
600-1200
(2000-4000)
Main Jet
260 250 240 230 220 210 210 200
Pilot Jet
#4 #4 #4 #3 #3 #2 #2 #1
Clip Position
45 45 45 45 45 45 45 45
1200-1800
(4000-6000)
Main Jet
240 230 220 210 200 200 190 180
Pilot Jet
45 45 45 45 45 45 45 45
Clip Position
#4 #4 #3 #3 #2 #2 #2 #1
1800-2400
(6000-8000)
Main Jet
220 210 200 190 180 180 170 170
Pilot Jet
45 45 45 45 45 45 45 45
Clip Position
#4 #4 #3 #3 #2 #2 #1 #1
2400-3000
(8000-
10000)
Main Jet
210 200 190 180 175 170 160 160
Pilot Jet
45 45 45 45 45 45 45 45
Clip Position
#4 #3 #3 #2 #2 #2 #1 #1
3000-3700
(10000-
12000)
Main Jet
200 190 180 170 170 160 150 150
Pilot Jet
45 45 45 45 45 45 45 45
Clip Position
#4 #3 #2 #2 #1 #1 #1 #1
550 IQ SHIFT
Clutching Chart
ALTITUDE
Meters (Feet)
Drive Clutch
Shift Weight
Drive Clutch
Spring
Driven Clutch
Spring
Driven Helix Chaincase
Gearing/
Pitch
*Shaded cells indicate factory settings.
0-600
(0-2000)
10-64
(1321585)
120/310 Black
(7043681)
130/180 P2 Tab
(7043515)
42S P2N N/A
(5137155)
20:41
76P
600-1200
(2000-4000)
10-62
(1321586)
120/310 Black
(7043681)
130/180 P2 Tab
(7043515)
42S P2N N/A
(5137155)
20:41
76P
1200-1800
(4000-6000)
10-62
(1321586)
120/310 Black
(7043681)
130/180 P2 Tab
(7043515)
42S P2N N/A
(5137155)
20:41
76P
1800-2400
(6000-8000)
10-60
(1321587)
120/310 Black
(7043681)
130/180 P2 Tab
(7043515)
42S P2N N/A
(5137155)
19:41
76P
2400-3000
(8000-10000)
10-58
(1321588)
120/310 Black
(7043681)
130/180 P2 Tab
(7043515)
42S P2N N/A
(5137155)
19:41
76P
3000-3600
(10000-12000)
10-56
(1321684)
Dark Blue
(7041526)
130/180 P2 Tab
(7043515)
42S P2N N/A
(5137155)
19:41
76P