The Best Lifan 125 Electric Start of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Lifan 125 Electric Start of 2025. Check our ranking below.
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- Lifan 1P54FMI 125cc engine, Gears: N-1-2-3-4, Automatic clutch with 15T 428 chain sprocket, Shaft size: 20mm
- Has the standard mounting points, fit basically any monkey/dax/supercub/pitbike
- Replacement / upgrade for Trail Bike CT70 90 110 125 and other most popular bikes
- This kit comes with: engine, intake manifold, kick starter, manifold kit
- Please check the mounting hole spacing before buying
- Reliable Lifan 125cc Engine – Horizontal single-cylinder 4-stroke air-cooled engine, capable of producing up to 5.8KW @ 7500RPM and 8.5Nm torque @ 5000RPM, ideal for racing builds and off-road use.
- Dual Start Modes – Equipped with both electric and kick start options for convenience and reliability in all conditions. Features a semi-automatic clutch system—perfect for beginners and experienced riders alike.
- Complete Engine Package – Includes PZ22 carburetor, exhaust pipe, wiring harness, throttle cable with grips, 428 chain, and 41T sprocket, making it a ready-to-install kit for your mini bike or pit bike.
- Wide Fitment Compatibility – Fits a variety of bikes like CRF50, XR50, Z50, CT70, XL70, SL70, Passport 70, and more. Mounting bolt spacing and shaft size compatible with many Honda-style mini trail models.
- Durable Racing-Grade Build – Engineered for performance, with CDI ignition, 15T 428 chain sprocket, and 20mm output shaft. Please note: This is a racing engine, sold without warranty due to its high-performance nature.
- Complete 125cc Engine Conversion Kit: Includes engine, carburetor, air filter, wiring harness, throttle parts, and chain for a full upgrade.
- Dual Start Mechanisms: Offers electric and kick start options, ensuring convenience and reliability for all riders.
- Versatile Compatibility: Fits Honda CRF50, CT70, XR50, Z50, ATC70, and other dirt bikes, trail bikes, and ATVs.
- Durable and Reliable Build: Features a semi-automatic gearbox, centrifugal clutch, and high-quality materials for long-lasting use.
- Powerful and Efficient Engine: Delivers 5.8KW of power and 8.5N.m of torque, suitable for demanding off-road applications.
- 【About Wirings】Five wires (plug) is for gear indicator; yellow wire is for storage battery; pink (or yellow) wire is for storage battery; black & red wire is for signal trigger;green wire is for grounding; blue & white is for trigger coil.
- 【Compatible with】 This 125cc engine motor is suitable for pit bike, dirt bike, buggy, pocket rocket, go-karts, atvs, track bikes, quad and so on. It fits for Atomik, for Pitpro, for TDR, for Xmoto, for Trooper, for Motox, for Trojan, for Blitz, for Raider, for Zongshen, for Chongqing, for Loncin, for Ducar and more.(For the reference)
- 【Parameters 1】Engine Size: 125cc; Gear System: 3 Forward; Neutral; Reverse; Type: Horizontal, Single-Cylinder, 4-Stroke, Air-Cooled; Start Method: Electrical Start; Bore X Stroke: 52.4 × 55.5 Mm, 119.7 Ml; Top Engine Mount: 92mm; Bottom Engine Mount: 82mm
- 【Parameters 2】Idle speed: 1500 r/min±100r/min; Front sprocket: 428 - 14T; Ignition: CDI; Air Filter: 35mm; Carburetor: PZ19; Lubrication: Pressure/splash; Oil capacity: 900ml/0.23gal; Maximum torque/ rpm: 8.5 N.m/5000r/min±250 r/min
- 【Friendly Reminder】Please note that the machine contains test oil at the factory, but you still need to add engine oil before starting it. You need to add 4 tons of pure engine oil, and you do not need to change to other types of oil during the break-in period. The break-in period is generally around 20 days.
- High Quality Lifan Stator Kick Electrics Wire Harness Kit Fits for 50cc 70cc 110cc 125cc 140cc 4 Stroke Dirt Bike
- Suits for Lifan Loncin Zongshen YX & other chinese bikes engines
- Kick Start Only fits for 50cc 70cc 110cc 125cc 140cc Wire Harness
- Including 5 Pin CDI, Coil, Spark Plug, Kill Switch, Wire Harness & Magneto
- NOTE: Comes with an easy to read wiring diagram.Professional installation is highly recommended. Better take it to a shop, as false assembly may cause trouble starting or even cause a fire on the harness, and we are not responsible for that. Maybe some plugs of the harness are different with your original parts , need you make a change , thanks
- Powerful Engine:The horsepower of 125cc dirt bike engine up to 7.64HP/7500±500Rpm (5.7KW/7500±500Rpm) and maximum torque up to 8.0N.m/5500±500Rpm. this is a powerful 125cc engine with high output power.
- Electric Start and Semi-Automatic Transmission: The 125cc pit bike engine euipped with an electric start for easy ignition and a semi-automatic transmission for a smooth ride, making it user-friendly for both beginners and experienced rider
- Easy Installation with Complete Kit :The 125cc engine eletric start for go-kart comes with a complete kit for hassle-free installation, including all necessary components, making it easy to get your vehicle up and running quickly.
- Durable and Reliable CDI Ignition System: 125cc pit bike engine features a CDI ignition system(Not include) designed for optimal performance, ensuring quick starts and reliable engine operation under various conditions.
- Ideal for ATVs,Dirt,Pit,Bikes,Go-Karts:Versatile and adaptable, this 125cc motocycle engine is perfect for a variety of vehicles, including go-karts, dirt bikes, and ATVs, providing the power needed for off-road adventures
- Lifan 1P54FMI 125cc engine, Gears: N-1-2-3-4, Semi Automatic clutch with 15T 428 chain sprocket, Shaft size: 20mm Top Mount Electric or kick start
- This Motor should fit the following models: Note: This is not a guarantee, if you are unsure, please check with your local dealer. CRF50 / CRF70 / XR50 / XR70 / Z50 / Z50R / CT70 Mini Trail / Z50 / Minitrail Monkey / XL70 ST70 / QA50 / QR50 / CL70 / SL70 / 70 Passport / CS 90 / SL 90 / ZB 50 /
- Widely used in ATV, Quad, Dirt Bikes, Pit Bikes, Trail Bike, Monkey with mounting bolt spacing: 154mm(6 inches)
- LISTING INCLUDING 1 x LIFAN 125CC 1P52FMI-C ENGINE 1 x Kick Starter Lever 1 x Gear Shift Lever 1 x Manifold set Package 1x Full Wiring Harness 1x Carburetor 1x Air filter 1x 428 chain 1x throttle grips 1x throttle cable 1x throttle housing 1x 12v battery
- [Powerful] -This 125cc single-cylinder, 4 stroke horizontal engine with air-cooling technology and 9.0:1 compression ratio is capable of delivering a maximum net power of 5.8 kW at 7,500 rpm ± 375 rpm as well as a maximum torque of 8.5 Newton meters at 5,000 rpm ± 250 rpm, ensuring excellent power performance.
- [Easy to Operate]- Equipped with electric start and alternate kick start, making 125cc engine motor start both fast and reliable. 3-speed forward, neutral and reverse gear system provides a flexible driving experience.
- [Easy Maintenance]- The pressure/splash lubrication system with 900ml oil capacity facilitates regular maintenance and lubrication, ensuring long-term stable engine operation.
- [Accessory Compatibility]- The 125cc engine top and bottom mounting points are 92mm and 82mm respectively, with a bolt-to-bolt distance of 152mm (6 inches), making it easy to install with a wide range of mechanical accessories.
- [Note]- This engine is not supplied with installation instructions.
- High-Performance Engine: LIFAN 125cc 4-stroke engine delivers powerful performance with 6.5KW at 7500RPM and 8.0N.m torque at 5000RPM, perfect for pit bikes, trail bikes, and Monkey bikes.
- Complete Kit: Includes 22mm carburetor, air filter, wiring harness, clutch lever, clutch cable, throttle handle with cable, 428 106-link chain, and 28mm exhaust pipe with muffler.
- Durable and Reliable: Features a manual wet clutch, kick start system, and air-cooled design, ensuring optimal performance and longevity.
- Easy Installation: Designed to fit models such as CRF50, XR70, Z50, Monkey Trail, and many more. The 15T 428 chain sprocket provides efficient power transfer.
- Universal Compatibility: Engine fits a wide range of bikes, including SSR110/SSR125, Taotao DB14/DB17, Coolster 125, Apollo RFZ125, and other off-road motorcycles.
- 125cc Semi-Automatic Powertrain: Smooth shifting N-1-2-3-4 transmission delivers more torque and acceleration than stock 50–90cc engines while eliminating the need for a manual clutch.
- Direct-Fit Upgrade Compatibility: Standard Honda-style mounting points make this engine a drop-in replacement for CT70, CT90, CT110, Monkey, pit bikes, and trail bike platforms.
- Enhanced Durability: Air-cooled horizontal 4-stroke design reduces heat stress and improves reliability for recreational riding, trail exploration, and mini moto builds.
- Kick Start Efficiency: Mechanical kick starter provides dependable ignition control, ideal for bikes without electric starting systems or battery upgrades.
- Complete Installation Kit: Includes intake manifold, kick starter lever, shift lever, and mounting hardware required for most DIY garage installations.
Last update on 2026-02-02 / Affiliate links / Images from Amazon Product Advertising API
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FAQ:
Q: Who is Lifan technology?
A: Lifan Technology (Group) Co., Ltd. (hereinafter referred to as Lifan Technology) was founded in 1992. After 29 years’ efforts, it has grown into a large enterprise taking new energy industry as the strategic development direction, and it is mainly engaged in the R&D, production and sale (including export) of automobiles, motorcycles and engines.
Q: What is Chongqing Lifan?
A: Chongqing Lifan Holdings Co., Ltd. is a large private enterprise mainly engaged in scientific research & development, manufacturing and marketing (including export) of engine, general-purpose engine, motorcycle and automobile, integrated with financial instrument, real-estate.
Q: How many staff does Lifan own?
A: By now, Lifan owns 12,966 staff, out of whom over 8,935 with education of technical secondary school or junior college.