The Jinlang 1P39QMB-3 is a 0.05 l (49.6 cc, 3.03 cu-in) single cylinder, 4-stroke, forced air-cooled internal combustion motorcycle engine, manufactured by Zhejiang Jinlang Power Co. LTD.
A 39 mm (1.54 in) cylinder bore and 41.5 mm (1.63 in) piston stroke give the motor a total of 49.6 cc (3.03 cu-in) of displacement, compression ratio rating is 10.5:1. The 1P39QMB-3 produced 3.0 PS (2.2 kW; 3.0 HP) at 7,500 rpm of maximum horsepower and 2.8 Nm (0.3 kg·m; 2.1 ft·lb) at 6,000 rpm of torque. Minimum idling speed is 2,000 rpm.
Four-stroke, single cylinder
49.6 ml (3.03 cu-in)
3.0 PS (2.2 KW; 3.0 HP) at 7,500 rpm
Max. torque (crank PTO)
2.8 Nm (0.3 kg·m; 2.1 ft·lb) at 6,000 rpm
Capacitance discharge ignition (CDI)
Electric / kick
Unleaded gasoline (octane number 86 or higher)
Dimensions and Weight
Length, mm (in)
Width, mm (in)
Height, mm (in)
Dry weight, kg (lb)
ATTENTION! Dear visitors, this site is not a trading platform, an official dealer or a spare parts supplier, so we do not have any price lists or spare parts catalogs. We are an information portal and provide the technical specifications of gasoline and diesel engines.
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.
Privacy & Cookies Policy
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.