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The 162FMJ is a robust, simple engine. It can survive neglect, low oil, and aggressive riding. However, to make it last —to turn a disposable Chinese engine into a reliable 50,000-mile commuter—you need the .
The 162FMJ engine is a ubiquitous 150cc, single-cylinder, 4-stroke, air-cooled powerplant based on the classic Honda CG150 overhead valve (OHV) design . It is widely used in Chinese-manufactured motorcycles like Lifan , Zongshen , and various street/dirt bikes. Key engineering data for the standard 162FMJ configuration: Engine Type : Single-cylinder, 4-stroke, air-cooled, OHV. Displacement : (Commonly cited as ). Bore x Stroke : . Compression Ratio : . Max Power : at . Max Torque : at . 162fmj Engine Service Manual
The 162FMJ uses pushrods (OHV) rather than overhead cams (OHC). Valve lash is critical. The manual specifies: The 162FMJ is a robust, simple engine