Description
STANDARD FEATURES
- The OHV configuration guarantees a very efficient combustion.
- The variable timing system (digital CDI) guarantees more power, reduced consumption, and low emissions.
- Easy and light starting, thanks to an efficient decompression system and an ergonomic starter handle.
- High quality materials used, designed and built to last for a long time.
- The engines meet all the strictest regulations in the world.
- Very low fuel consumption.
- Reduced vibrations and noise.
TECHNICAL DATA
Engine Type |
4-stroke single cylinderOHV petrol engine 25° inclined cylinder horizontal shaft |
Cylinder Sleeve Type | Cast iron sleeve |
Bore x Stroke | 88 x 64 mm |
Displacement | 389 cm³ |
Compression Ratio | 8.2 : 1 |
Net Power | 8.7 kW ( 11.7 HP ) / 3600 rpm |
Continous Rated Power |
6.4 kW ( 8.6 HP ) / 3000 rpm 7.0 kW ( 9.4 HP ) / 3600 rpm |
Max. Net Torque | 26.5 Nm ( 2.7 kgfm ) / 2500 rpm |
Ignition System | Digital CDI with variable ignition timing |
Air cleaner type | Dry |
Starter | Recoil (Electric start optional) |
Fuel Tank capacity | 6.1 Liter |
Fuel Cont. at cont. rated power | 3.5 L/h – 3600 rpm |
Engine Oil capacity | 1.1 Liter |
Dimensions (L x W X H) | 406 x 460 x 448 mm |
Dry weight | 31.7 Kg |
POWER CURVE
The power rating of this engine is the net power tested on a production engine for this engine model
and measured in accordance with SAE J1349 at a specified rpm.
Mass production engines may vary from this value.
Actual power output for the engine installed in the final machine will vary depending on numerous factors,
including the operating speed of the engine in application, environmental conditions, maintenance, and other variables.
DIMENSIONS
PACKAGING DIMENSIONS
Type | L (cm) | W (cm) | H (cm) |
GX 390 | 60 | 50 | 50 |
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