The Zongshen 168FB(E) is a 196 cc, (11.96 cu·in) single-cylinder air-cooled 4-stroke internal combustion small gasoline engine manufactured by Zongshen Power Co. for general-purpose applications.
The Zongshen 168FB(E) engine has an overhead valve (OHV) design, carburetor fuel system, transistorized ignition system, and a recoil starter or electric starter. The ZS 168FB(E) engine a compression ratio rating is 8.5:1, cylinder bore and piston stroke are 68.0 mm (2.68 in) and 54.0 mm (2.13 in), respectively.
The Zongshen ZS 168FB(E) produced 5.2 PS (3.8 kW; 5.1 HP) at 3,600 rpm of maximum output power and 10.7 N·m (1.1 kg·m, 7.9 ft·lb) of maximum torque.
General information
Engine Specifications | |
Model | BT 168FB(E) |
Type | 4-stroke, OHV, single cylinder |
Displacement | 196 cm2, (11.96 cu·in) |
Max. horsepower | 5.2 PS (3.8 kW; 5.1 HP) at 3,600 rpm |
Max. torque | 10.7 N·m (1.1 kg·m, 7.9 ft·lb) |
Fuel system | Carburetor |
Cooling system | Forced-air |
Ignition system | Transistorized |
Lubricating system | Splash system |
Starting system |
168FB – Recoil starter 168FBE – Electric staretr |
Fuel tank capacity | 2.6 L (0.69 US. gal. 0.57 Imp. gal.) |
Fuel consumption | 374 g/kWh |
PTO shaft rotation | Counterclockwise (from PTO shaft side) |
Dimensions and Weight
Zongshen ZS 168FB(E) | |
Length, mm (in) | 275 (10.8) |
Width, mm (in) | 245 (9.6) |
Height, mm (in) | 340 (13.4) |
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 (0.004-0.006 in) |
Exhaust valve | 0.15-0.20 mm (0.006-0.008 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 | 24°±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 |
We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. We do not provide advice on technical issues related to the engines operation or repair. We do not recommend using provided information for engines repairing engines or spare parts ordering, use only official service manuals and spare-parts catalogs.
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