Lifan 125cc Motor Dirt Bike Engine 4 UP!! Whole Sets

Lifan 125cc Motor Dirt Bike Engine 4 UP!! Whole Sets
Item# lifan_125cc_COMPLETE
Regular price: $295.99
On Sale price: $284.99

Product Description


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Lifan 125cc Motor Engine XR50 CRF50 Z50 XR 50 70 CRF 50


Brand New LIFAN 1P54FMI 125cc high performance race engine. Upgrade your stock 50cc to this 125cc monster, you can feel the power difference immediatly. Ride faster, jump higher.

LIFAN offers with this engine of the newest generation all tuning- and racing-fans best quality and highest performance state-of-the-art!

The engine comes with a high-qualtiy cylinder head made from aluminium, a reinforced kickstarter axle and extra large valves and canals!

Furthermore it comes with a high-quality 4-disc clutch!

With 7.4 kW by 7500 rpm the engine reaches more than the triple performance of a standard CRF50 engine. Best of all, it comes with
22MM  racing carburetor. and alloy performance head!!


Single cylinder, 4-stroke, 2 valves, OHC racing head, air cooled, 125cc
Bore x Stroke:
54mm x 54mm, this is a 'square' engine for best balance between power and torque

Dimension: 17"X11"X9"
Valve Sizes: 27mm intake, 23mm exhaust
Displacement: 123.7cc
Compression Ratio: 9.47:1

22mm racing carburetor
Ignition: CDI, 12 volt, permanent magnetic stator
Maximum Power: 8.5 Kw DIN @ 9,500 rpm 
Rated Power: 6.5 Kw @ 7,500 rpm
Torque: at least 8.8 Nm @ 5,500 rpm 
Gears: 4-speed, manual clutch, all new 4 up system.
Gear Ratios: 1st 2.833:1, 2nd 1.706:1, 3rd 1.238:1, 4th 0.958:1

Final Drive:
14 tooth #420 front sprocket included (we have other sprocket on sale too!!)
Lubrication: 1.1 litres, 5W/40 4-stroke motorcycle oil, pressure and splash
Fuel: Unleaded

Package Contains:

Buyer will receive Lifan 125CC Motor, 22MM Carbruetor, Intake manifold, intake gaskets, Shifter, Kick Starter, Wiring Harness, CDI, Spark Plug and Ignition Coil. This pakcage has almost everything, excepts a bike to bolt on. 

This Motor should fit the following models:
Note: This is not a guarantee, if you are unsure, please check with your local dealer.

HONDA CRF50 / CRF70 / XR50 / XR70 / Z50 / Z50R / CT70 Mini Trail / Z50 / Minitrail Monkey / XL70 ST70 / QA50 / QR50 / CL70 / SL70 / 70 Passport / ST 90K2 / ST 90K1 / CS 90 / SL 90 / ZB 50 /

 Due to the fact that this is a racing engine, no warranty is expressed or implied. We have not had a single problem with the engine.

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Limited Time offer!!