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GX390

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GX390

GX Range

The GX390 features an 11.6HP OHV horizontal-shaft engine with automatic decompression for easy starting. The 11.1PS is the largest workhorse in Honda's line of industrial engines so it's no surprise it's the professionals' choice.

Applications Include: Agricultural equipment, Air compressors, Concrete saws, Go-karts, Lawn tractors, Pressure washers, Trenchers, Variety of construction equipment.

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fuel efficient

Fuel efficiency coupled with high output operation

The GX390 comes with a digital CDI ignition system with variable timing, an increased compression ratio and high compression ratio for better fuel efficiency. Plus Honda's precision camshaft design offering precise valve timing and optimal valve overlap for better fuel efficiency and the OHV design increases efficiency and optimal power transfer.

smooth performance

Smooth performance

Honda's precision engineered components result in lower vibration and the ball bearing supported crankshaft creates greater stability.

exceptionally quiet

Exceptionally quiet

The GX390 has reduced mechanical noise due to light weight, noise-reducing materials: A sophisticated air intake, large capacity, multi-chamber exhaust system, improved camshaft and muffler reduce overall engine noise by up to 5 dB, helical cut gears, forged steel crankshaft and rigid crankcase.

proven reliability

Proven reliability

The GX390 comes with a high capacity pump that facilitates consistent oil delivery, a dual cylindrical air filter, large diameter air intake for superior cooling and Honda's legendary Oil Alert®.

easy to use and maintain

Easy to use and maintain

The GX390 is fitted with a simple throttle control, large fuel tanks with dual oil drains and fills, an easily accessible spark plug, an automatic mechanical de-compression system plus an easy and convenient, heavy duty control box.

easy starting

Easy starting

The GX390's heavy duty recoil starter and automatic mechanical de-compression system and variable ignition timing makes starting this engine a breeze.

Specifications

 

Net Power @ 3 600rpm (kW) (in accordance with SAEJ1349) 5.7 (7.9HP)
Net Torque @ 2 500rpm (Nm) (in accordance with SAEJ1349) 18.3

 

 

 

Type Air cooled 4-stroke OHV petrol engine
Bore and Stroke (mm) 88 x 64
Displacement (cc) 389
Compression Ratio 8.2:1
Ignition system CDI
Starting system Recoil; Electric/Recoil
ACG Output N/A
Decompression N/A
Oil capacity (litres) 1.1
Fuel tank capacity (litres) 6.1
Air Cleaner Semi-dry; Oil bath; Dual; Silent; Cyclone
Fuel consumption at rated power 3.5 L/h

 

 

 

Dimensions (L x W x H) (mm) 380 × 450 × 443
Dry weight (kg) 31.5