O-200-D & X Series Engine Installation and Operation Manual
2-25
3 January 2017
Engine Description
Table 2-4. O-200-X Specifications
General
Model
O-200-X
FAA Type Certificate
E252
Installation Drawing Number
657988
Compression Ratio
8.5:1
Number of Cylinders
4
Firing Order
1-3-2-4
Recommended Time Between Overhaul (TBO)
See Section 6-3 in
M-0
Bore
4.062 in.
103.17 mm
Stroke
3.875 in.
98.43 mm
Piston Displacement
201 cubic inches
3.29 L
Crankshaft Speed & Brake Horsepower
Rated Maximum Continuous Operation
1
100 BHP -0/+5% @ 2750 RPM
Crankshaft Speed (Maximum rated)
2750 rpm
Engine Idle Speed, Minimum
675-925; application dependent
2
Maximum Recommended Cruise
75 bhp @ 2550 rpm
88 bhp @ 2450 rpm
Fuel System Specifications
Fuel Minimum Grade
3
100/100LL conforming to ASTM D910
Fuel Grade People’s Republic of China
4
RH 195/130 conforming to GB 1787
Minimum fuel pressure at the carburetor inlet (psi)
0.2
Maximum fuel pressure at carburetor inlet (psi)
6.0
Fuel Flow, maximum, @ 2750 rpm, full throttle, full rich mixture
52-56 lbs/hr.
Fuel Flow versus Horsepower
Refer to Figure 2-18
Fuel Consumption
Power Level
BHP (kW)
lbs./hr (max)
Rated Power, 100%
100 (74.5)
56.0 (Figure 2-18)
Cruise, 75%
75 (55.9)
40.4 (Figure 2-18)
Cruise, 65%
65 (48.4)
40.7 (Figure 2-18)
Cylinder Head Temperature
Maximum Cruise Operational Temperature
5
420°F
216°C
Maximum Allowable Operational Temperature
480°F
249°C
Minimum Takeoff Temperature
240°F
116°C
Exhaust
Exhaust System back pressure, maximum, measured 1.5 inches from port flange, in Hg
(kPa)
2.0 (6.75)
EGT Thermocouple Probe, minimum distance from port, in. (mm)
2.0/2.50 (50.8/63.5)
Summary of Contents for O-200-D
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