Zongshen 170F(E)

Zongshen 170F(E)The Zongshen 170F(E) is a 208 cc, (12.7 cu·in) single-cylinder air-cooled 4-stroke internal combustion small gasoline engine manufactured by Zongshen Power Co. for general-purpose applications.

The Zongshen 170F(E) engine has an overhead valve (OHV) design, carburetor fuel system, transistorized ignition system, and a recoil starter or electric starter. The Zongshen ZS 170F(E) engine a compression ratio rating is 8.1:1, cylinder bore and piston stroke are 70.0 mm (2.76 in) and 54.0 mm (2.13 in), respectively.

The Zongshen ZS 170F(E) produced 5.4 PS (4.0 kW; 5.5 HP) at 3,600 rpm of maximum output power and 11.0 N·m (1.1 kg·m, 8.1 ft·lb) of maximum torque.

General information

Engine Specifications
ModelBT 170F(E)
Type4-stroke, OHV, single cylinder
Displacement208 cm2, (12.7 cu·in)
Max. horsepower5.4 PS (4.0 kW; 5.4 HP) at 3,600 rpm
Max. torque11.0 N·m (1.1 kg·m, 8.1 ft·lb)
Fuel systemCarburetor
Cooling systemForced-air
Ignition systemTransistorized
Lubricating systemSplash system
Starting system 170F – Recoil starter
170FE – Electric staretr
Fuel tank capacity2.6 L (0.69 US. gal. 0.57 Imp. gal.)
Fuel consumption374 g/kWh
PTO shaft rotationCounterclockwise (from PTO shaft side)

Dimensions and Weight

Zongshen ZS 170F(E)
Length, mm (in)390 (15.4)
Width, mm (in)330 (13.0)
Height, mm (in)350 (13.8)
Dry weight, kg (lb)15.5 (34.2)

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 capacity0.6 l (0.6 US gal. 0.5 Imp. gal.)
Ignition system
Ignition timing25°±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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