Zongshen 168FA(E)

The Zongshen 168FA(E) is a 163 cc, (9.95 cu·in) single-cylinder air-cooled 4-stroke internal combustion small gasoline engine manufactured by Zongshen Power Co. for general-purpose applications.

The Zongshen 168FA(E) engine has an overhead valve (OHV) design, carburetor fuel system, transistorized ignition system, and a recoil starter or electric starter. The ZS 168FA(E) engine a compression ratio rating is 8.5:1, cylinder bore and piston stroke are 68.0 mm (2.68 in) and 45.0 mm (1.77 in), respectively.

The Zongshen ZS 168FA(E) 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 maximum torque.

General information

Engine Specifications
Model	BT 168FA(E)
Type	4-stroke, OHV, single cylinder
Displacement	163 cm2, (9.95 cu·in)
Max. horsepower	4.8 PS (3.5 kW; 4.7 HP) at 3,600 rpm
Max. torque	8.8 N·m (0.9 kg·m, 6.5 ft·lb)
Fuel system	Carburetor
Cooling system	Forced-air
Ignition system	Transistorized
Lubricating system	Splash system
Starting system	168FA – Recoil starter 168FAE – Electric staretr
Fuel tank capacity	2.6 L (0.69 US. gal. 0.57 Imp. gal.)
Fuel consumption	394 g/kWh
PTO shaft rotation	Counterclockwise (from PTO shaft side)

Dimensions and Weight

	Zongshen ZS 168FA(E)
Length, mm (in)	272 (10.7)
Width, mm (in)	246 (9.7)
Height, mm (in)	337 (13.3)
Dry weight, kg (lb)	15.0 (33.1)

Maintenance data

Engine
Maximum speed:	3,900 rpm
Idle speed:	1,800±200 rpm
Valve clearance
Intake valve	0.10-0.15 mm (0.0039-0.0059 in)
Exhaust valve	0.15-0.20 mm (0.0059-0.0079 in)
Oil system
Oil type	4-stroke engines oil
Recommended oil	10W-30
Oil capacity	0.6 l (0.6 US gal. 0.5 Imp. gal.)
Ignition system
Ignition timing	23°±2° B.T.D.C. (Fixed)
Spark plug gap	0.6-0.8 mm (0.024-0.031 in)
Spark plug torque	20 N·m; 2.0 kg·m; 14.7 ft·lb