The 23 Series is an air-cooled two-stroke engine, perfectly suited for light aviation devices with a weight limit of up to 120 kg.
It sets a benchmark in the 50-horsepower market, offering an outstanding power-to-weight ratio combined with unparalleled performance and reliability.
With a time between overhauls of 600 hours, this engine series ensures consistent operation, making it a trusted choice for long-term use in demanding applications.
| Motor | F23E | ||
TYPE | |||
| Cylinder | Two-Stroke | ||
| Starting Device | Electrical starter | ||
| Running Direction | CW | ||
| Cooling | Air Cooled | ||
| Ignition | Dual | ||
| Exhaust | Normal | ||
FUEL | |||
| Fuel | Petrol | ||
MEASUREMENTS | mm | in | |
| Stroke | 64,00 | 2,52 | |
| Bore | 72,00 | 2,83 | |
| Length | 446,00 | 17,56 | |
| Width | 473,00 | 18,62 | |
| Height | 450,00 | 17,72 | |
WEIGHT | kg | lbs | |
| Weight without exhaust | 30,20 | 66,58 | |
| Weight Exhaust | 3,80 | 8,38 | |
PERFORMANCE | kW | HP | Nm |
| Power measured (full throttle) | 32,00 | 43,52 | 46,00 |
| Power measured (best point) | 36,00 | 48,96 | 58,00 |
| Specific fuel consumption @6500rpm | (g/kWh) | 660,00 | |
| Specific fuel consumption @best point (70-80% load, 1/2 rated speed) | (g/kWh) | 550,00 | |
| Speed | RPM | 6500 | |


Our free-of-charge repository of the documentation for this Engine family.
From our Sales Office in Austria, we proudly offer the finest European-made Engines to customers worldwide.
CONTACT US
Hirth Global Sales GmbH
Tower street 3, Office Park 4, Top A15
A-1300 Vienna International Airport
Austria
Hirth Global Sales GmbH
Tower street 3, Office Park 4, Top A15
A-1300 Vienna International Airport
Austria
Hirth Global Sales GmbH
Tower street 3, Office Park 4, Top A15
A-1300 Vienna International Airport
Austria
Hirth Global Sales GmbH
Tower street 3, Office Park 4, Top A15
A-1300 Vienna International Airport
Austria
Hirth Global Sales GmbH
Tower street 3, Office Park 4, Top A15
A-1300 Vienna International Airport
Austria
Swish Projects Pty Ltd
James K. Fisher
Director
Hirth Global Sales GmbH
Tower street 3, Office Park 4, Top A15
A-1300 Vienna International Airport
Austria
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