Zongshen 168FA(E)

Zongshen 168FA(E) engineThe Zongshen 168FA(E) is a 0.2 L (163 cc, 9.95 cu·in) natural aspirated single-cylinder four-stroke air-cooled internal combustion small gasoline engine with a horizontal shaft from Zongshen BT-series, manufactured by Zongshen Power Co. for general-purpose applications.

The ZS 168FA(E) engine has a single-cylinder, overhead valve (OHV) design, and recoil starter (168FA) or electric starter (168FAE). This engine used a carburetor fuel system, transistorized magneto ignition system, splash type lubricating system, and forced-air cooling system. The ZS 168FA(E) is equipped with a 2.6 L (0.69 US. gal. 0.57 Imp. gal.) fuel tank.

The Zongshen 168FA(E) engine produced 4.8 PS (3.5 kW; 4.7 HP) at 3,600 rpm of maximum output power and 8.8 N·m (0.9 kg·m, 6.5 ft·lb) of peak torque.

General information

Engine Specifications
Engine modelZS 168FA(E)
Engine type4-stroke, OHV, single-cylinder
Displacement163 cm3, (9.95 cu·in)
Max. horsepower4.8 PS (3.5 kW; 4.7 HP) at 3,600 rpm
Max. torque8.8 N·m (0.9 kg·m, 6.5 ft·lb)
Cooling systemForced air
Lubricating systemSplash type
Ignition systemTransistorized ignition
Fuel systemCarburetor
Fuel consumption395 g/kWh
Fuel tank capacity2.6 L (0.69 US. gal. 0.57 Imp. gal.)
Fuel usedUnleaded gasoline (octane number 86 or higher)
Starting systemRecoil or electric starter
PTO shaft rotationCounterclockwise (from PTO shaft side)
Dimensions (L x W X H)272 x 246 x 337 mm (10.7 x 9.7 x 13.3 in)
Dry weight15.0 kg (33.1 lbs)

Cylinder Block and Head

A 68.0 mm (2.68 in) cylinder bore and 45.0 mm (1.77 in) piston stroke give the ZS 168FA(E) engine a total of 163 cc of displacement. Compression ratio rating is 8.5:1.

Cylinder block
Compression ratio:8.5:1
Cylinder bore:68.0 mm (2.68 in)
Piston stroke:45.0 mm (1.77 in)
Crankshaft center distance:22.5 mm (0.885 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 ZS 168FA(E), refilling oil capacity is 0.6 L (0.63 US. qt, 0.53 Imp. qt.). The valve clearance is 0.10-0.15 mm (0.0039-0.0059 in) for intake valves and 0.15-0.20 mm (0.0059-0.0079 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
Ignition timing:23°±2° B.T.D.C.
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.

ATTENTION! Dear visitors, this is an informational database of technical specifications, we are not a parts supplier or a marketplace.

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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