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Engine Specifications
X45
X85/X90
X120
X180
Engine diameter
60mm / 2.35”
76mm / 3”
90mm / 3-1/2”
106mm / 4-1/8”
Length
160mm / 6.3”
183mm / 7.2”
198mm / 7.8”
247mm / 9.8”
Engine weight
398g / 14oz
706g / 1.6Lb
940g / 2.1Lb
1400g / 3.1Lb
Total installed weight
470g / 16.5oz
888g / 1.8Lb
1140g / 2.5Lb
1600g / 3.5Lb
Adjustable thrust range
at sea level
25-45N
5.5-10lbs
45-85/90N
10-19,1/20lbs
60-120N
13.5-26.5lbs
100-180N
22-40.4lbs
Idle thrust
1.9N / 0.4lbs
3.3N / 0.7lbs
4.3N / 0.9Lb
4.8N / 1.1Lb
Max rpm
225k
176k
150k
122k
Min. rpm
60k
48k
40k
28k
EGT at max thrust
550 -700´C
550 -700´C
550 -700´C
550 -700´C
Fuel consumption at
max thrust
140g/min – 4.7oz/min
265/280g/min –
9.95oz/min
350g/min – 12.3oz/min 470g/min – 16oz/min
Minimum exhaust tube
diameter
50mm / 2”
55mm / 2.2”
60mm / 2.4”
75mm / 3”
Battery recommended
Recommended 2S LiPo
3S LiFe can be used if 2s Lipo not possible.
Recommended 3s Lipo
3S LiFe can be used if
Lipo not possible.
Restart capable
manual (glider)
& automatic
Fuel / Oil
Ke 4% oil mix.
Kerosene (recommended) or 4% oil mix.