GX 390 (Vertical Crankshaft)
Quality and performance come standard.
Professionals rely on the GXV390 to deliver reliable and easy-starting, along with fuel-efficient performance, day in and day out
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Common Applications
- Commercial lawn and garden equipment
- Tractors
- Construction/industrial equipment
- Agricultural equipment
- Small vehicles
Features
Fuel Efficient, High-Output Operation
- Precision camshaft design offers precise valve timing and optimal valve overlap for better fuel efficiency
- OHV design for increased efficiency and optimal power transfer
- High compression ratio for better fuel efficiency
Smooth Performance
- Precision-engineered components result in lower vibration
- Ball bearing supported crankshaft for greater stability
- Dual balancer shafts
Exceptionally Quiet
- Large capacity, multi-chamber exhaust system
- Reduced mechanical noise due to light weight, noise-reducing materials
- Forged steel crankshaft and rigid crankcase
- Helical cut gears
- Sophisticated air intake system
Proven reliability
- Oil Alert
- Cast iron cylinder sleeve
- High-quality materials, fit, and finish
- Dual element air cleaner
- Fuel Valve
- 3-Year Limited Warranty
Easy to use and maintain
- Large fuel tanks
- Large automotive-type fuel cap
- Easy, convenient, heavy duty control box
- Easily accessible spark plug
Easy starting
- Heavy-duty recoil starter
- Automatic mechanical de-compression system
Emissions compliant
- CARB and EPA certified
- No catalyst necessary
Available options
- Gear reduction options
- Electric start
- Spark arrester available
- Charge and lamp coils with multiple output options available
Specifications
| Engine Type | Air-cooled 4-stroke OHV |
| Bore x Stroke | 88 mm x 64 mm |
| Displacement | 389 cm3 |
| Net Power Output* | 10.2 HP (7.6 kW) @ 3,600 rpm |
| Net Torque | 17.8 lb-ft (24.2 Nm) @ 2,500 rpm |
| PTO Shaft Rotation | Counterclockwise (from PTO shaft side) |
| Compression Ratio | 7.7:1 |
| Fuel Tank Capacity | 2.1 litres (2.2 U.S. qts) |
| Lamp/Charge Coil Options | 3A / 1A, 3A, 10A |
| Carburetor | Float type |
| Ignition System | Transistorized magneto |
| Starting System | Recoil/electric |
| Lubrication System | Pressure and splash |
| Governor System | Centrifugal mechanical |
| Air Cleaner | Dual element |
| Oil Capacity | 1.1 litres (1.2 U.S. qts) |
| Fuel | Unleaded 86 octane or higher |
| Dry Weight | 33.3 kg (76.3 lbs) |
Dimensions
Length (min): 433 mm (17.0″)
Width (min): 382 mm (15.0″)
Height (min): 406 mm (15.9″)
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