GX390 Honda Engine Manual Start
 
FUEL EFFICIENT, HIGH OUTPUT OPERATION
Digital CDI ignition system with variable timing Learn More
Increased compression ratio
Precision camshaft design offers precise valve timing and optimal valve overlap for better fuel efficency
OHV design for increased efficiency and optimal power transfer
 
SMOOTH PERFORMANCE
Precision engineered components result in lower vibration
Ball bearing supported crankshaft for greater stability
Heavy duty balancer shaft
Improved piston design
 
EXCEPTIONALLY QUIET
Large capacity, multi-chamber exhaust system
Improved camshaft and muffler reduce overall engine noise by up to 5 dB
Reduced mechanical noise due to piston design
Forged steel crankshaft and rigid crankcase
Helical cut gears
Sophisticated air intake system
 
PROVEN RELIABILITY
Oil Alert Learn More
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
Simple throttle control
Large fuel tanks
Large automotive type fuel cap
Dual oil drains and fill
Easy, convenient, heavy duty control box
Easily accessible spark plug
 
Bore X Stroke (mm)
88 x 64 mm
Compression ratio
8.2 : 1
Description Code
4-stroke single cylinder, OHV petrol engine, 25° inclined cylinder, Horizontal shaft
Fuel Tank Capacity (L)
6.1 Liter
Ignition System
Digital CDI with variable ignition timing
Net Power
8.7 kW ( 11.7 HP ) / 3600 rpm
Oil Capacity
1.1 Liter
Starting System
Recoil (el. start optional)
Dry Weight(Kg)
31.7 kg
Displacement
389 cm?3;
Cylinder sleeve type
Cast iron sleeve
Dimensions (L x W x H)
406 x 460 x 448 mm
Fuel cons. at cont. rated power
3.1 L/h - 3600 rpm
Cont 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