125CC 4-Stroke Semi Auto Engine Motor, Single Cylinder Engine Motor Complete Kit with 3 Speed & Air-Cooling & Reverse w/Wiring Harness, Engine Motor for Go Kart/Mini Dirt Bike/ATV/Scooter

Specifications:ENGINE SIZE : 125CCGEAR SYSTEM : 3 FORWARD; NEUTRAL; REVERSEType : Horizontal, single-cylinder, 4-stroke, air-cooledStart Method : Electrical StartBore x Stroke : 52.4 × 55.5 mm, 119.7 mLTop Engine Mount : 92mmBottom Engine Mount: 82mmBolt to Bolt :152mm (6")Compression ratio : 9.0: 1Maximum net power/ rpm : 5.8 kw/ 7500r/ min±375 r/ minMaximum torque/ rpm : 8.5 N.m/5000r/min±250 r/minIdle speed : 1500 r/min±100r/minFront sprocket : 428-14T Ignition : CDIAir Filter : 35mmCarburetor : PZ19Starter : Kick starterLubrication : Pressure/splashOil capacity : 900ml:Fits (For the reference):ENGINE SIZE : 125CCAtomik, Pitpro, TDR, Hummer, Orion, Xmoto, Lei,Dmx, Swd, Tommahawk, Monsoon, Grudge, Kazuma, Bull,Trooper, Hunter, Motox, Trojan, Blitz, Crusade, Link, Bigfoot, Kuda, Motorworks, Nitrous, Reign, ddr, Fury, Prox,Raider, Zongshen, Chongqing, Loncin, Ducar, Lifan, Gy6, Thumpster, Thumbstar, Go kart, Quad, Dirt bike, ATV,Pit bike, Dirt bike, Buggy, Pocket rocket.Wiring:1. Five wires (Plug): For gear indicator2. Yellow wire: For storage battery3. Pink (or Yellow) wire: For storage battery4. Black & Red wire: For signal trigger5. Green wire: For grounding6. Blue & White: For trigger coilPackage includes:it comes with:Wiring+ carby+Airfilter+ Chain case + Gasket As you see in the picture

• 【EXCELLENT PERFORMANCE】- The 125cc engine is Engine size: 125CC; Gear siystem: 3 Forward, Neutral, Reverse; Type: Horizontal, Single Cylinder 4-Stroke Air-Cooled; Start Method: Electrical Start; Ignition: CDI; Air Filter: 1.4'' Carburetor: PZ19; Starter: Kick starter; Maximum net power/rpm : 5.8kw/7500rpm±375rpm; Maximum torque/rpm: 8.5N.m/5000rpm±250rpm; Idle speed: 1500RPM±100RPM.
• 【WIRING REMINDER】- The mini engine is Five wires (plug): gear indication, yellow wire: battery, pink (or yellow) wire: battery, black and red wire: signal trigger, green wire: ground, blue and white: for trigger coil.
• 【PRODUCT PARAMETERS】- The mini bike engine is Bore x Stroke: 2'' x 2.2'', 4fl oz; Top Engine Bracket: 3.6"; Bottom Engine Bracket: 3.2''; Bolt to Bolt: 6"; Compression Ratio: 9:1; Front Sprockets: 428-14T; Lubrication: Pressure/Splash; Oil Volume: 30fl oz; Package Dimensions: 18'' x 14'' x 12''; Shipping Weight: 48 lbs.
• 【CUSTOMER SERVICE】- We aim to provide quality products and services. If you have any problems, please feel free to contact us. We will reply and solve the problem for you as soon as possible.
• 【WIDE RANGE OF APPLICATIONS】- 125CC 4 stroke engine is suitable for Go kart, Quad, Dirt bike, ATV, Pit bike, Dirt bike, Buggy, Pocket rocket, etc.