The Zongshen GB1000S is a 1.0 L (999 cc, 61.0 cu·in) natural aspirated V-twin cylinder four-stroke air-cooled internal combustion small gasoline engine with a horizontal shaft, manufactured by Zongshen Power Co for pressure washers, generators, air compressors.
The Zongshen GB1000S engine has a V-twin cylinder, overhead valve (OHV) design, and electric starter. This engine used a carburetor fuel system, transistorized magneto ignition system, splash type lubricating system, and forced-air cooling system.
This engine produced 32.6 PS (24.0 kW; 32.2 HP) at 3,900 rpm of horsepower and 71 N·m (7.2 kg·m, 52.3 ft·lb) of torque.
|Engine type||4-stroke, OHV, V-twi|
|Displacement||999 cm3, (61.0 cu·in)|
|Max. horsepower||32.6 PS (24.0 kW; 32.2 HP) at 3,900 rpm|
|Max. torque||71 N·m (7.2 kg·m, 52.3 ft·lb) at rpm|
|Cooling system||Forced air|
|Lubricating system||Splash type|
|Ignition system||Transistorized ignition|
|Fuel consumption||360 g/kWh|
|Fuel used||Unleaded gasoline (octane number 86 or higher)|
|Starting system||Electric starter|
|PTO shaft rotation||Counterclockwise (from PTO shaft side)|
|Dimensions (L x W X H)||515 x 465 x 575 mm (20.3 x 18.3 x 22.6 in)|
|Dry weight||54 kg (119 lbs)|
Cylinder Block and Head
It has a 90.0 mm (3.54 in) cylinder bore and 78.5 mm (3.09 in) piston stroke.
|Cylinder bore:||90.0 mm (3.54 in)|
|Piston stroke:||78.5 mm (3.09 in)|
|Number of piston rings (compression / oil):||2/1|
|Crankshaft center distance:||39.25 mm (1.545 in)|
|Maximum speed:||3,900 rpm rpm|
|Idle speed:||1,650±150 rpm rpm|
|Oil type:||4-stroke engine oil|
|Recommended oil:||SAE 10W-30|
|Oil capacity:||2.5 L (2.64 US. qt, 2.2 Imp. qt.)|
|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)|
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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