Kama GK390

Kama GK390The Kama KG290 is a 389 cc (23.74 cu.in.) single-cylinder air-coolled 4-stroke internal combustion small gasoline engine manufactured by WUXI WORLDBEST KAMA POWER CO., LTD.

The Kama KG390 has OHV design and recoil starter. The KG390 engine compression ratio rating is 8.5:1, cylinder bore and piston stroke are 88.0 mm (3.46 in) and 64.0 mm (2.52 in), respectively.

The Kama KG390 produced 10.5 HP (7.7 kW) of horsepower at 3,600 rpm and 24.0 N·m (2.44 kg·m, 17.7 ft·lb) of torque at 2,500 rpm.

General information

Engine Specifications
Model KG270
Type 4-stroke, single cylinder
Displacement 389 cm 3 (23.74 cu-in)
Max. horsepower 10.5 HP (7.7 kW) at 3600 rpm
Max. torque 24.0 N·m (2.44 kg·m, 17.7 ft·lb) at 2,500 rpm
Carburetor Horizontal, butterfly valve
Cooling system Forced-air
Lubricating system Splash system
Starting system Recoil starter
Stoping system Ground switch
Fuel used Unleaded gasoline (octane number 86 or higher)
Fuel tank capacity 6.5 L (1.43 gal.)
PTO shaft rotation Clockwise (view from flywheel)

Dimensions and Weight

Kama KG390
Length, mm (in) 405 (15.9)
Width, mm (in) 450 (17.7)
Height, mm (in) 435 (17.1)
Weight, kg (lb) 31.0 (68.2)

Maintenance data

Engine speed 3,600 ± 150 rpm
Oil system
Oil type Oil for 4-stroke engines (above CC grade)
Recommended oil SAE 10W-30
Oil capacity 1.1 l (0.24 gal.)
Ignition system
Spark plug NGK: BP6ES Torch: F6T, T4196J
Spark plug gap 0.6-0.7 mm (0.024-0.028 in)
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