Rotax 125 MAX evo - Page 89

ROTAX 125 MAX evo, Junior MAX evo, Mini MAX evo, Micro MAX evo
4. Engine tuning
Performance graphs
In this diagram, the different performance characteristics of the MAX engines are shown. The
vertical Y-axis shows the power in kilowatts (kW). The horizontal X-axis shows the rotational speed
in revolutions per minute (rpm).
For more information, please check the performance data sheets on www.rotax-kart.com.
K00414
4.1. Carburetor calibration
See Fig. 2.
The standard carburetor calibration is for an ambient temperature of 25 °C / 77 °F and 400 m /
1310 ft above sea level. At operation with different temperatures and altitudes, the main jet of the
carburetor has to be changed in accordance with Table 1, to optimize engine performance.
Calibration for QS-carburetor:
Atmosphere
1000 mbar 960 mbar 920 mbar 880 mbar 840 mbar 800 mbar 760 mbar
- 5 °Celsius
137 135 132 130 128 125 122
+ 5 °Celsius
135 132 130 128 125 122 120
+15 °Celsius
132 130 128 125 122 120 118
+25 °Celsius
130 128 125 122 120 118 115
+35 °Celsius
128 125 122 120 118 115 112
Tabelle 1A
Page 36/53 Edition 07/2016