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125cc Engine Kit


Available on back-order

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It fits all kinds of ATVs, Quad Bikes, Go Kart, 3 wheelers, 4 wheelers as long as the mounting hole distance of your frame is same as these motors.  It also comes with: Chain case and Gasket ,35mm Air filter, PZ19 Carburetor, wiring harness, exhaust pipe and muffler.


Displacement: 125cc
Type: Horizontal, single-cylinder, 4-stroke, air-cooled
Compression ratio: 9.0: 1
Front sprocket   420 – 17mm – 14T
Transmission: 4-speed 3 forward 1 reverse gear
Bore x Stroke: 2.06″ x 2.19”(52.4mm x 55.5mm)
Top Engine Mount : 92mm
Bottom Engine Mount: 82mm
Bolt to Bolt :152mm (6″)
Rated Power & Rotating Speed: 5.8 kw/7500r/min±375 r/min
Max. Torque & Rotating Speed: 8.5 N.m/5000r/min±250 r/min
Idle speed: 1500 r/min±100r/min
Ignition: CDI


1. Five wires (Plug): gear indicator
2. Yellow wire:  Charging
3. Pink (or Yellow) wire: Charging
4. Black & Red wire: signal trigger
5. Green wire: ground
6. Blue & White: trigger coil


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