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Carburetor Jet Mfg Number Comparison.

- kfoster

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Interesting - on the face of it, that jet would be leaner than stock, but that may not really be the case.  If the jet is a Dynojet replacement, it is a bit fatter than the stock Keihen jet. Here is a comparison chart. The manufacturers use different numbering systems! 

WidthKeihin #DynoJet #Mikuni #
0.035092.59286.3
0.036095 94 88.1
0.037097.5 96 90.0
0.0380100 9891.9
0.0390102.5 100 93.8
0.0400 105 102 95.6
0.0410 107.5 104 97.5
0.0420 110 106 99.4
0.0430 112.5 108 101.3
0.0440 115 110 103.1
0.0450 117.5 112 105.0
0.0460 120 114 106.9
0.0470 122.5 116 108.8
0.0480 125 118 110.6
0.0490 127.5 120 112.5
0.0500 130 122 114.4
0.0510 132.5 124 116.3
0.0520 135 126 118.1
0.0530 137.5 128 120.0
0.0540 140 130 121.9
0.0550 142.5 132 123.8
0.0560 145 134 125.6
0.0570 147.5 136 127.5
0.0580 150 138 129.4
0.0590 152.5 140 131.3
0.0600 155 142 133.1
0.0610 157.5 144 135.0
0.0620 160 146 136.9
0.0630 162.5148 138.8
0.0640 165150 140.6
0.0650 167.5 152 142.5
0.0660 170 154 144.4
0.0670 172.5 156 146.3
0.0680 175 158 148.1
0.0690 177.5 160 150.0
0.0700 180 162 151.9
0.0710 182.5 164 153.8
0.0720 185 166 155.6
0.0730 187.5 168 157.5
0.0740 190 170 159.4
0.0750 192.5 172 161.3
0.0760 195 174 163.1
0.0770 197.5 176 165.0
0.0780 200 178 166.9
0.0790 202.5 180 168.8
0.0800 205 182 170.6
0.0810 207.5 184 172.5
0.0820 210 186 174.4
0.0830 212.5188 176.3
0.0840 215 190 178.1
0.0850 217.5 192 180.0
0.0860 220 194 181.9
0.0870 222.5 196 183.7
0.0880 225 198 185.6
0.0890 227.5 200 187.5