GB SERIES

GB181

Maximum Output 4.6kW(6.3PS)
Displacement 181㎤(cc)

POINT

  • The best-selling small off-road engine in Japan, with abundant mounting positions.

  • The only option of "Balancer" in the world in the 6PS class (to meet low vibration requirement).

SPEC

Engine Type Air-cooled, 4 Stroke, OHV Gasoline Engine with Slant Cylinder
Bore X Storokemm

1-68×50

Displacement ㎤(cc)

181(181)

Continuous Rated OutputkW/rpm (PS/rpm)

3.4/3600(4.7/3600)

Maximum OutputkW(PS)/rpm

4.6(6.3)/4000

Maximum Torque P typeN·m/rpm(kgf·m/rpm)

11.6(1.18)/2800

L typeN·m/rpm(kgf·m/rpm)

23.1(2.36)/1400

Rotation Counter-clockwise(facing PTO Shaft)
Ignition System Breakerless Ignition Type, Flywheel Magneto
Ignition Plug NGK BP6HS
Carburetor Float, Butterfly valve, Lateral suction
Lubrication System Mechanical Splash
Lubrication Oil Engine Oil SE Class or Higher, SAE#30, at Cold Latitude SAE#20
Lubrication Oil Capacitydm3(L)

0.55(0.55)

Air Cleaner Polyurethane Type
Governor System All Speed Mechanical Governor
PTO shaft type P type: Crankshaft as PTO L type: Camshaft as PTO (1/2 reduction)
Fuel Unleaded Automobile Gasoline
Fuel Tank Maximum Capacitydm3(L)

3.6(3.6)

Starting System

Recoil starter(Cell-starter can be equipped as an option)

Dry weightkg

16.7

Dimensions L(PTO Shaft:JIS Keywey)mm

308.5

Wmm

366.5

Hmm

354

Other

Performance Curve

Performance Curve
Powerful and Torqueful with compact design (Slant Cylinder)
1/2 reduction model (with camshaft as PTO) is available, not only normal model (with crankshaft as PTO ). ※Using beyond the recommended output range may cuase premature damage and trouble to the engine,so could you please select the engine with appropriate output.

DRAWING


Type P

Type L

OTHER PRODUCTS