Zongshen 188F(E)

Zongshen 188F(E)The Zongshen 188F(E) is a 389 cc, (23.74 cu·in) single-cylinder air-cooled 4-stroke internal combustion small gasoline engine manufactured by Zongshen Power Co. for general-purpose applications.

The Zongshen 188F(E) engine has an overhead valve (OHV) design, carburetor fuel system, transistorized ignition system, and a recoil starter or electric starter. The Zongshen 188F(E) engine a compression ratio rating is 8.3:1. Bore and stroke are 88.0 mm (3.46 in) and 64.0 mm (2.52 in), respectively.

The Zongshen ZS 188F(E) produced 10.1 PS (7.4 kW; 10.0 HP) at 3,600 rpm of maximum output power and 22.0 N·m (2.2 kg·m, 16.2 ft·lb) of maximum torque.

General information

Engine Specifications
ModelBT 188F(E)
Type4-stroke, OHV, single cylinder
Displacement389 cm2, (23.74 cu·in)
Max. horsepower10.1 PS (7.4 kW; 10.0 HP) at 3,600 rpm
Max. torque22.0 N·m (2.2 kg·m, 16.2 ft·lb)
Fuel systemCarburetor
Cooling systemForced-air
Ignition systemTransistorized
Lubricating systemSplash system
Starting system 188F – Recoil starter
188FE – Electric staretr
Fuel tank capacity5.2 L (1.37 US. gal. 1.14 Imp. gal.)
Fuel consumption370 g/kWh
PTO shaft rotationCounterclockwise (from PTO shaft side)

Dimensions and Weight

Zongshen ZS 188F(E)
Length, mm (in)460 (18.1)
Width, mm (in)405 (15.9)
Height, mm (in)430 (16.9)
Dry weight, kg (lb)31.0 (68.1)

Maintenance data

Engine
Maximum speed:3,900 rpm
Idle speed:1,800±200 rpm
Valve clearance
Intake valve0.10-0.15 mm (0.004-0.006 in)
Exhaust valve0.15-0.20 mm (0.006-0.008 in)
Oil system
Oil type4-stroke engines oil
Recommended oil10W-30
Oil capacity1.1 L (1.16 US. qt, 0.97 Imp. qt.)
Ignition system
Ignition timing23°±2° B.T.D.C. (Fixed)
Spark plug gap0.6-0.8 mm (0.024-0.031 in)
Spark plug torque20 N·m; 2.0 kg·m; 14.7 ft·lb
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