Zongshen GB210

Zongshen GB210The Zongshen GB210 is a 0.2 L (208 cc, 12.69 cu·in) natural aspirated single-cylinder four-stroke air-cooled internal combustion small gasoline engine with a horizontal shaft, manufactured by Zongshen Power Co for general-purpose applications.

The Zongshen GB210 engine has a single-cylinder, overhead valve (OHV) design, and recoil starter. This engine used a carburetor fuel system, transistorized magneto ignition system, splash type lubricating system, and forced-air cooling system. The ZS GB210 is equipped with a 2.6 L (0.69 US. gal. 0.57 Imp. gal.) fuel tank.

The Zongshen GB210 engine produced 5.8 PS (4.3 kW; 5.8 HP) at 3,600 rpm of maximum output power and 11.5 N·m (1.2 kg·m, 8.5 ft·lb) of peak torque.

General information

Engine Specifications
Engine modelGB210
Engine type4-stroke, OHV, single-cylinder
Displacement208 cm3, (12.69 cu·in)
Max. horsepower5.8 PS (4.3 kW; 5.8 HP) at 3,600 rpm
Max. torque11.5 N·m (1.2 kg·m, 8.5 ft·lb)
Cooling systemForced air
Lubricating systemSplash
Ignition systemTransistorized ignition
Fuel systemCarburetor
Fuel consumption395 g/kWh
Fuel tank capacity2.6 L (0.69 US. gal. 0.57 Imp. gal.)
Starting systemRecoil starter
PTO shaft rotationCounterclockwise (from PTO shaft side)
Dry weight15.5 kg (33.1 lbs)

Cylinder Block and Head

A 70.0 mm (2.76 in) cylinder bore and 54.0 mm (2.13 in) piston stroke give the GB210 engine a total of 208 cc of displacement.

Cylinder block
Compression ratio:
Cylinder bore:70.0 mm (2.76 in)
Piston stroke:54.0 mm (2.13 in)
Number of piston rings (compression / oil):2 / 1
Number of main bearings:2
Crankshaft center distance:27 mm (1.065 in)
Cylinder head
Valve arrangement:OHV
Valves::2

Service Data

The 4-stroke engine oil with a viscosity of SAE 10W-30 is recommended for the GB210, refilling oil capacity is 0.6 L (0.63 US. qt, 0.53 Imp. qt.). The valve clearance is 0.10-0.15 mm (0.004-0.006 in) for intake valves and 0.15-0.20 mm (0.006-0.008 in) for exhaust valves.

Engine
Maximum speed:3,900 rpm
Idle speed:1,800±200 rpm
Valve clearance
Intake valve clearance (COLD):0.10-0.15 mm (0.0039-0.0059 in)
Exhaust valve clearance (COLD):0.15-0.20 mm (0.0059-0.0079 in)
Oil system
Lubrication system:Splash
Oil type:4-stroke engine oil
Recommended oil:SAE 10W-30
Oil capacity:0.6 L (0.63 US. qt, 0.53 Imp. qt.)
Fuel system
Type:Carburetor
Ignition system
Type:Transistorized ignition
Spark plug gap:0.6-0.8 mm (0.0236-0.0315 in)
Spark plug torque:20 N·m (2 kg·m, 14.7 ft·lb)
Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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We try to use official documentation and verify the published data, but errors may occur. In addition, specifications of machinery and equipment may vary depending on markets and modifications. We do not recommend the use of this data for spare parts or repairs. Use official service manuals or parts catalogs for your product.

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