125cc 4-Stroke Engine Motor Kit - Semi Auto Electric Start with Reverse & 3 Forward Speeds, Air Cooling Cdi System for Go Kart ATV Quad Bike Buggy Dirt Bike

Features

• About WiringsFive 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 1Engine 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 2Idle speed: 1500 r/min100r/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/min250 r/min
• Warm NotePlease note that the machine originally has oil, but the machine still needs add oil before it can start. Gasoline and engine oil volume mixing ratio, running-in period 25:1, late running-in period 30:1

Description

SpecificationsApplicable Models: For Atomik, Pitpro, TDR, Hummer, Orion, Xmoto, Lei, Dmx, Swd, Tomahawk, Go Kart, Quad, Dirt Bike, ATV, Pit Bike, Buggy, Rocket Car For 125cc Engine SizeCondition: NewMaterial: Iron, AluminumProcess: Die Casting, PaintingColor: SilverEngine Type: Parallel 4-Stroke Single-Cylinder EngineTransmission System: Forward-Neutral- ReverseStarting Method: Electric StartIgnition Device: CDICooling Method: Air CoolingStarter Type: Foot StartLubrication Method: Pressure/SplashFuel Type: GasolineCarburetor: PZ19Displacement: 125CCMaximum Power: 5.5KWCompression Ratio: 9:1Max. Speed: 7500±375RPMIdle Speed: 1500±100RPMMax. Torque: 8.5 N.mFront Sprocket: 420-17mm-14TFuel Tank Capacity: 900ml/0.24galAir Filter Diameter: 35mm/1.38inCylinder DiameterStroke: 52.455.5mm/2.062.19inTop Mounting Hole Spacing: 92mm/3.62inBottom Mounting Hole Spacing: 82mm/3.23inBolt Spacing: 152mm/5.98inWay of Use: Direct Replacement Product Size: 483630cm/18.914.1711.81inPackage Size: 5037.532cm/19.6914.7612.6inGross Weight: 21.95kg/48.39lbsNet Weight: 21kg/46.3lbsKey FeaturesBuild to Last: It is made of high-quality iron and aluminum with die casting and paint spraying processes, which is rustproof, impact-resistant, not easy to crack, and can ensure a long service life.Robust Power: The 5.5KW high-power parallel 4-stroke single-cylinder engine has a maximum speed of 7500 ± 375RPM, coupled with a torque of 8.5N. m, allowing you to easily shuttle through various terrains.HighlightsBrand New, With High QualityStrong PowerTrouble-free InstallationExquisite CraftsmanshipDirect Replacement Long Service LifeImproving Vehicle SafetyComfortable DrivingThe Functions Corresponding to Different Colored Cords1. Five Wires (Plug): Gear Indicator2. Yellow Wire: Charging Wire4. Black & Red Wire: Battery Wire5. Green Line: Neutral WireFits (As a Reference)For Atomik, Pitpro, TDR, Hummer, Orion, Xmoto, Lei, Dmx, Swd, Tomahawk, Go Kart, Quad, Dirt Bike, ATV, Pit Bike, Buggy, Rocket Car For 125cc Engine SizePackage Included1 125CC 4 Stroke Engine MotorAll Accessories for Assembly

Brand: Pazcii

Model Name: 125cc 4-Stroke Engine Motor Kit

Speed: 7500 RPM

Product Dimensions: 18.9"W x 11.81"H

Material: Aluminum, Iron

Product Dimensions ‏ : ‎ 18.9 x 18.9 x 11.81 inches; 46.3 Pounds

Item model number ‏ : ‎ Q-9053

Date First Available ‏ : ‎ July 26, 2025

Manufacturer ‏ : ‎ Pazcii

Best Sellers Rank: #196,664 in Automotive (See Top 100 in Automotive) #41 in Powersports Engine Kits

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Customer Reviews: 5.0 5.0 out of 5 stars 2 ratings