The Zongshen NH150 is a 149 cc, (9.09 cu·in) single-cylinder air-cooled 4-stroke internal combustion small gasoline engine, from NH-series manufactured by Zongshen Power Co.
It has a 65.0 mm (2.56 in) cylinder bore and 45.0 mm (1.77 in) piston stroke. Compression ratio rating is 8.3:1.
The Zongshen NH150 produced 3.4 PS (2.5 kW; 3.4 HP) at 3,600 rpm of maximum output power and 7.2 Nm (0.73 kg·m; 5.31 ft·lb) at 3,600 rpm of maximum torque.
4-stroke, OHV, single cylinder
149 cm2, (9.09 cu·in)
3.4 PS (2.5 kW; 3.4 HP) at 3,600 rpm
7.2 Nm (0.73 kg·m; 5.31 ft·lb)
Fuel tank capacity
0.9 L (0.24 US. gal. 0.2 Imp. gal.)
PTO shaft rotation
Counterclockwise (from PTO shaft side)
Dimensions and Weight
Length, mm (in)
Width, mm (in)
Height, mm (in)
Dry weight, kg (lb)
10.0 kg (22 lbs)
0.10-0.15 mm (0.004-0.006 in)
0.15-0.20 mm (0.006-0.008 in)
4-stroke engines oil
0.5 L (0.53 US. qt, 0.44 Imp. qt.)
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
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