Best 4 stroke Engine Motorcycle

Oryxearth Mini Dirt Bike for Kids, 105CC 4-Stroke Kid Gas Powered Mini Dirt Bikes Off-Road Motorcycle Gas Pocket Pit Trail Mini Bike W/EPA Approved, Up to 24 Mph Weight, Support 185 LBS, Blue

...pproved. Your kids can play safely and healthily by following our manual. And the 4-stroke engine is more environmentally friendly, with low noise and no need to mix gasoline..
Suitable for Both Kids and Adults: 4-stroke air-cooled engine surpasses virtually any other mini bike on the market. This nostalgic off-road motorcycle is suitable for kids, teenagers, adults, girls with height 4.27FT-5.9FT under 185LBS. Recommended age 13+. Ideal for beginner dirt bikes choice, and a cool gift for them..
Durable & Reliable, Safety First: kids mini dirt bikes have durable clutch &stable, sturdy metal frame , withstand years of outdoor riding. The rear disc brake provides smooth and fast when braking. Max speed of 24mph, tank capacity 0.32-gallons. The 105cc 4-stroke engine has higher stability, longer life and lower failure rate, and we have a fully automatic chain transmission system..
Easy & Smooth & Soft & Stable: The Oryxearth Gas powered bike is set up for easy pull-start operation, making it the ideal off-road kids mini gas bike for teen/kids riders.Stability is important off-road. To give you a soft, smooth ride, we are equipped with wide, off-road low pressure pneumatic tires, even facing rough terrain..
Easy Assemble:90% pre-assembled, you only need to as....

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AutoForever 49cc 4-Stroke High Power Engine Bicycle Conversion Kit Motorized Bike Petrol Gas Bicycle Engine Set for 28" V Frame Bike and 26" ATV Bike

4-stroke 49cc engine kit is perfect to upgrade the regular bike to a motorized bike, fits normal 28¡± V frame bike and 26¡± ATV bike , both with 28-40mm frame tube.
With powerful motor and 44 tooth 9 hole sprocket, this motor is with speed 27-32 MPH / or 43-51 KPH. The tank can hold 2.5 litres of petrol and everything comes with the kit.
Mode of engine: single cylinder, air-cooling, 4-stroke.
Ignition System: Transistorized magneto ignition.This 4-stroke motor is more stable, more reliable and Quieter than the 2 stroke rivals.
Key parameters: 41.8 x 36 mm bore stroke.
49cc 4 stroke pull start conversion kit let you enjoy riding at a faster speed. It almost runs as fast as a motorcycle or scooter, making your outdoor trip more convenient.

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Engines: The Inner Workings of Machines That Move the World

✪ 100% brand new and high-quality performance air filter, easy install, durable, universal fits for most motorcycle air filter with 38mm / 39mm / 40mm engine inlet..
✪ For most Off-road motorcycle, atv, quad, scooter, go kart, moped, pit bike, dirt bike, racing bike, super bike and other bike. For small to medium mid-sized engines 50cc - 90cc, 110cc, 125cc, 140cc & 200cc 2-strokes or 4-strokes engines. Fits most carburetors (PZ22, PZ25, PZ26, PZ27 etc) requiring a 38mm (1.5in) inside diameter opening..
✪ Fit most Chinese import Pit / Dirt bikes, almost all of the bike brands from China, such as TaoTao, Buyang, Coolsport, Jonway, Znen, NST, BMX, Kazuma, Sunl, Roketa, AIM-EX etc. It also fits Kawasaki Yamaha Suzuki and other brand bikes..
✪ Has a gauze filter covered with a plastic cover to stop intake of water into the carburetor. The air filter prevents abrasive particulate matter from entering the engine's cylinders to ultimately increase horsepower, torque and improve the gas mileage, prolong the engine Life..
✪ All of the original “QAZAKY” parts are backed by 180 days’ carefree return, BUY WITH CONFIDENCE!.

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Engine Wire Loom Wiring Harness for GY6 125cc 150cc 250cc Scooter Quad Bike ATV Buggy Go Kart Dune

...Relay Replace oem part number: 35850-286-007,35850-286-027,35850-286-017,35850-375-000. High cranking power,reduce startup switch electric current.
High quality material,efficient and durable..
4 Stroke Engine Parts GY6 150cc starter motor may also know as 150cc motor,150cc scooter motor,4 wheeler motor,starter motor motorcycle,gy6 starter motor,150cc gy6 starter motor,50cc starter motor,150cc starter motor,125cc starter motor,moped starter motor,scooter starter motor,go kart starter motor,ATV starter motor. Solenoid starter relay for chinese made 50cc also know as 50cc starter solenoid,50cc starter relay,50cc relay,50cc solenoid,150cc starter relay,150cc starter solenoid,150cc Relay..

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munirater 2 Stroke 100cc Bicycle Engine Kit Bike Motorized 2 Stroke Petrol Gas Motor Engine Kit for 26inch 28inch Bicycle

Specification: Fits for most 26inch or 28inch wheeled bikes with V-frame. Max.speed: 48km/h.
Package: This 100CC bike engine kit includes all the parts and accessories needed to convert a regular bike into a gasoline-powered motorcycle.
Low Fuel Consumption: 150 miles per gallon, Engine oil: motorcycle synthetic two-stroke oil. The mixing ratio is 16:1 for new sets.
Upgrade bike: This bicycle engine kit can help you upgrade an ordinary bicycle to an electric bicycle, enjoy a faster riding experience.

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Dupli-Color ECWRC8640 Custom Wrap Neon Vibrant Violet

Engine case paint is a satin finish high temperature coating.
Developed specifically for 2 and 4 stroke motorcycle engine cases.
Careful preparation is essential to insure proper adhesion and curing.
VHT engine case paint dries to the touch in 30 minutes.
This item is not for sale in Catalina Island.

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Right Disc Brake Lever GY6 50cc 125cc 150cc Chinese Scooter Moped LV25

✪ 100% brand new and high-quality performance air filter, easy install, durable, universal fits for most motorcycle air filter with 38mm / 39mm / 40mm engine inlet..
✪ For most Off-road motorcycle, atv, quad, scooter, go kart, moped, pit bike, dirt bike, racing bike, super bike and other bike. For small to medium mid-sized engines 50cc - 90cc, 110cc, 125cc, 140cc & 200cc 2-strokes or 4-strokes engines. Fits most carburetors (PZ22, PZ25, PZ26, PZ27 etc) requiring a 38mm (1.5in) inside diameter opening..
✪ Fit most Chinese import Pit / Dirt bikes, almost all of the bike brands from China, such as TaoTao, Buyang, Coolsport, Jonway, Znen, NST, BMX, Kazuma, Sunl, Roketa, AIM-EX etc. It also fits Kawasaki Yamaha Suzuki and other brand bikes..
✪ Has a gauze filter covered with a plastic cover to stop intake of water into the carburetor. The air filter prevents abrasive particulate matter from entering the engine's cylinders to ultimately increase horsepower, torque and improve the gas mileage, prolong the engine Life..
✪ All of the original “QAZAKY” parts are backed by 180 days’ carefree return, BUY WITH CONFIDENCE!.

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Motorsport Products 60-1002 MX Engine Stand

Can be used with almost all vertical-type single cylinder 2- or 4-stroke motorcycle engines (will not work with lay-down engines/ horizontal cylinders).
Frame assembles quickly with no tools needed, breaks down in just seconds for compact storage.
Swing frame allows engine to tilt to eight different angles, allowing engine to be at the correct position for any job.
Spring-loaded, quick lock pin allows tilt angle to adjust quickly with engine mounted.
Engine will mount to either side of the swing frame, allowing access to work on right or left side of the engine.

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MOTOOS 80CC 24' 26' 28' 2 Stroke Bike Bicycle Motorized Cycle Engine Motor Kit (Red)

Single Cylinder, Air-Cooling, 2-Stroke Gasoline Engine. This 2-stroke 80cc engine kit is perfect to upgrade the regular bike to a motorized bike, which allows you to enjoy riding at a faster speed, which can reach 38km/h as fast as a motorcycle or scooter..
The bicycle engine kit is designed for users who want to retrofit and upgrade a bicycle. Suitable for most 26" and 28" bicycles with V-frames. The frame should have 9-11" of clearance between the bottom bracket and top bar, and the diameter of the frame tubes should be 25-29mm (around an 1")..
Key parameters: bore and stroke-47mm & 40mm, Max. power 3 horsepower/5000r/min, Super fuel-efficient, only consuming 2.5L fuel/100km..
Lubrication Oil: oil for 2-stroke petrol engine (or oil for 10W/40.10W/30).
Mixing Ratio of Fuel and engine Oil: 16:1 for new sets, 20: 1 after running 500km..
Mode of Engine: Single cylinder, air-cooling, 2-stroke Natural air cooling.
The rider needs some basic hardware tools, skills and around 2-3 hours to install. Add some lubricant into the air cylinder before starting. NOTE: Due to the chemical reaction of electrophoresis, the engine motor of the product will have a certain proportion of color difference. Please mind to buy it carefully..

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