Carburetor Main Jet / Sparkplug Analysis Program

Method #3 (These setting are calculated using the charts in the manuals).

Rotax Max 125cc
Temperature Fahrenheit Celsius Altitude Feet Meters Main Jet Setting - Needle Setting Sparkplug Size Jetting Data Analysis Main Jet Value lean Main Jet Value rich

	Manual Chart
	0m (0ft)	400m (1312ft)	800m (2624ft)	1200m (3937ft)
-5°c (23°f)	178	175	172	170
5°c (41°f)	175	172	170	168
15°c (59°f)	172	170	168	165
25°c (77°f)	170	168	165	162
35°c (95°f)	168	165	162	160
	Main Jet Number