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 Comes with: engine, carburetor kit, exhaust pipe kit, chain & sprocket, throttle kit, wiring narness & electrical components Please check the mounting hole spacing before buying

How to break-in:

Any new engine requires break in. Run it the first time until good and warm then let it cool completely.

Don't ride until the second run up and only half throttle. Cool completely again. Continue the same and add longer run time as you go. 

Use oil as long as it says 4T on the bottle

Engine Kit including:

1 x Lifan 125cc engine

1 x 22mm Carburetor

1 x Air Fliter

1 x Exhaust pipe

1 x Exhaust Muffler

1 x 428 Chain

1 x 428 41T Chain Sprocket

1 x Throttle Cable

1 x Throttle grips

1 x Throttle clamp

1 x Wiring Harness & full electrical components