Best 4 stroke bike motor kit of 2021- Compare, Reviews & Buying Guide

Written by Steve Cadman - Updated 2021-07-16


Compare Best 4 stroke bike motor kit

ImageNameGet itPriceBrand
80cc 66cc 2 Stroke C...View Product$149.99CDHPOWER Store
Anbull BT80 Electric...View Productn/aAnbull
YUEWO 80cc Motorized...View Product$200.00YUEWO
PZ20 Carburetor for ...View Product$13.88HOOAI Store
2 Stroke 80cc Gas Bi...View Productn/aDONSP1986 Store
*Data current as of 2021-07-16. Prices subject to change.



Products Review

Rank No. 1

Brand: CDHPOWER Store
Price: $149.99
4 stroke bike motor kit _image0
4 stroke bike motor kit _image0
4 stroke bike motor kit _image0
    This fits your .
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  • SILVER pk80/66cc/slant head/NT Carb/NEW Chain Tensioner with 4 bolts/36T Sprocket/Alum 40mm intake manifold
  • Allen Bolts on motor
  • Mixing Ratio of Fuel(90#) and Engine Oil: 16: 1 for New sets, 20: 1 after Running 500Km
  • Fuel consumption: 1.2 liter gasoline/100km,Maximum speed:30-40km/h
  • BorexStroke: 80cc:47mmx38mm;Max. Power(kw/rpm): 80cc: 2.1/5000

Product details

  • Is Discontinued By Manufacturer‏:‎No
  • Package Dimensions‏:‎17 x 16.75 x 7 inches; 23.95 Pounds
  • Item model number‏:‎CDH80S
  • Date First Available‏:‎February 4, 2017
  • Manufacturer‏:‎cdhpower
  • ASIN‏:‎B01N3BE5WR
  • Best Sellers Rank:#155,503 in Sports & Outdoors (See Top 100 in Sports & Outdoors )
    • #177 in Adult Electric Bicycles
  • Customer Reviews:
    3.9 out of 5 stars 71 ratings
Rank No. 2

Brand: Anbull
4 stroke bike motor kit _image1
4 stroke bike motor kit _image1
4 stroke bike motor kit _image1

About this item

    This fits your .
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  • 2 Starting Systems: Electric start + pull start. Engine Type: Single cylinder,air-cooled,2-stroke. NOTE: unfortunately due to shipping and importing restrictions, batteries are not included with this kit. We recommend using a 12V 7ah ATV battery that can be found at most major hardware or automotive part stores. You can also search it on Amazon.
  • 80cc Bicycle Engine Kit: The break-in period is 1000km.We suggest use 20:1 (be sure to add before frist start) gasline and oil ration for the first 1000km and use 25:1 ratio after 1000km. Be aware of the quality of the 2 stroke engine oil to improve the lifespan of the engine and change the motorcycle oil after the break-in 1000km, then change it every 3000km and change to 4 stroke motorcycle oil.
  • Motorized bike kit featuring a redesigned low profile one piece cylinder with added top heat sink fins! : Fuel type :90# or above gasline mixed with motor oil. Power: 5 HP (horse power) 6000cycle /min. -Top Speed: 25-31 MPH (50km/h) .Engine weight: 16kg. Gas tank: 3L. NT Carburetor. Standard Chrome muffler w/clamps. Front and rear motor mount clasp.
  • Other Features: Fuel tank w/ fuel valve, fuel filter, and fuel line. Battery box and all electrical wiring. Throttle assembly. Left and right wide crank arms with sprocket. CDI unit as well as starter solenoid. 415 Heavy duty chain, chain guard, and roller bearing chain idler. 48 tooth chrome drive sprocket .
  • With automatic centrifugal clutch, you can control the speed easily and will also reduce the rate of flame out. The new model has made several improvements on the performance and quality including higher horse power, lower technical dysfunction rate. We provide 1 year warranty and please contact with us via email anytime and we will reply in 24 hours.

Product details

  • Package Dimensions‏:‎24.5 x 16.5 x 13 inches; 44.09 Pounds
  • Item model number‏:‎BIKE MOTOR
  • Date First Available‏:‎August 19, 2020
  • Manufacturer‏:‎Anbull
  • ASIN‏:‎B08G897SXN
  • Best Sellers Rank:#398,652 in Automotive (See Top 100 in Automotive )
    • #273 in Powersports Engine Kits
  • Customer Reviews:
    4.0 out of 5 stars 25 ratings
Rank No. 3

Brand: YUEWO
Price: $200.00
4 stroke bike motor kit _image2
4 stroke bike motor kit _image2
4 stroke bike motor kit _image2
    This fits your .
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  • 【80cc 2-stroke bicycle motor kit with speedometer】Includes everything needed in order to assemble a hardworking and reliable motor bicycle. Fits for most type 24", 26" and 28" bikes with V-frame, such as mountain bikes, road bikes, cruisers, choppers.
  • 【Powerful Engine】This electric motorbike kit equipped with the single cylinder, air-cooling, 2-stroke 80cc single cylinder gasoline engine. It adopts first-rate steel material, of great strength and hardness for endurance, which can provide you with a long service life.
  • 【Ignition Safely】Capacitor discharge ignition method, which is safer and more stable in use. Therefore, this type of ignition will not cause the wear and tear on the contact points when the bike engine is spinning at high speed, which ensures high performance and durability.
  • 【Convenient Operation】This great design makes bike easy and quick to put together; riders just need to fit the motor to the frame, connect the cables, and fill up the gas tank in order to be ready for their first ride.
  • 【Faster Speed & Fuel-efficient】Fast and smooth, can speed up to 50km/h. It almost runs as fast as a motorcycle or scooter, making your outdoor trip more convenient. With a 2L fuel tank and a fuel-efficient single cylinder gas engine, your motorcycle can have better endurance to support long distance riding.
›See more product details
Manufacturer‎YUEWO
Brand‎YUEWO
Item Weight‎25.2 pounds
Package Dimensions‎16.85 x 16.73 x 7.87 inches
Manufacturer Part Number‎DT-BMK
Rank No. 4

Brand: HOOAI Store
Price: $13.88
4 stroke bike motor kit _image3
4 stroke bike motor kit _image3
4 stroke bike motor kit _image3
    This fits your .
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  • PZ20 Carburetor, For TaoTao NST SunL Kazuma Baja 50cc 70cc 90cc 110cc 125cc ATV Go kart.
  • PZ20 Carburetor Fits Honda CRF50F 2004-2009 2011-2012, Honda CRF80F 2004-2009 2011-2013.
  • Replacement of most Chinese brand carbs such as Taotao SunlRoketa Coolster, Taotao, Sunl, Roketa, Kazuma Buyang, Coolsport, Lifan, Kazuma, AIM-EX, SUNL, Honda, Redcat, Eagle; Go kart Moped Scooter Inner Diameter (intake side): 20mm Mounting Center to Center: 48mm Outer Diameter(air filter side): 32mm
  • PZ20 Carburetor Rebuild Kit equipped with 35mm motorcycle conical air filter, double steel mesh design, suitable for most 35mm motorcycles. Carburetor for Dirt Bike ATVs, Quads, Go Carts, and UTVs CRF XR 4 stroke under 125CC ATVs Chinese ATVs, go karts with 4 stroke engine PZ20 Carburetor fit Models for Buyang, Coolsport, Lifan, Kazuma, SUNL, Honda, Redcat, Eagle; Go kart SUNL TAOTAO.
  • Please check the dimensions of this carburetor, shown in the second and third pictures! Your old carburetor needs to look like the same with our pictures to replace it!

Product information

Rank No. 5

Brand: DONSP1986 Store
4 stroke bike motor kit _image4
4 stroke bike motor kit _image4
4 stroke bike motor kit _image4
    This fits your .
  • Make sure this fits by entering your model number.
  • EXCLUDING:Bevel Gear Remover Tool,Manual and Universal Mount neither
  • The PK80 Kit 66cc/80cc, BORE and STROKE 47mm*40mm, the spark plus is packaged together in one plastic bag with gas tank cap and U mount.
  • HIGH hole Piston and Long connecting rod;Wide front mount; 8mm bolts to front and rear mount;Allen bolts on motor;Slant head; 40mm alum intake stud spacing
  • Clear up the cylinder transfer ports before assembling maybe some rough slag inside which maybe break off and cause the jamming of pistons and cylinders; Attention on piston ring if put the piston out of cylinder, the piston rings are weak, better with right way install piston kit to cylinder.
  • Fully attention on screwing cylinder to the end bottom,DO NOT screw M8 bolts tightly that maybe cause drill through the end bottom so add some gasket or washer on head is better way to prevent it happen

Product details

  • Package Dimensions‏:‎16.5 x 16.25 x 7.5 inches; 23.55 Pounds
  • Date First Available‏:‎November 26, 2019
  • Manufacturer‏:‎DONSP1986
  • ASIN‏:‎B0822FR7NX
  • Best Sellers Rank:#82,132 in Sports & Outdoors (See Top 100 in Sports & Outdoors )
    • #67 in Adult Electric Bicycles
  • Customer Reviews:
    3.9 out of 5 stars 81 ratings
Last update on 2021-07-16 / Affiliate links / Images from Amazon Product Advertising API



Best '4 stroke bike motor kit' Brands

One of the things we suggest to most of our readers is to buy 4 stroke bike motor kit from a well-known brand. Good brands provide, good quality products, great customer support, and have service centers in different places around the country. As for 4 stroke bike motor kit I have a preference for the products of the brands listed below.

Best 4 stroke bike motor kit - Buyer's Guide 2021

There are a few things you should consider when buying a 4 stroke bike motor kit. We spent 104 hours researching the most important things you should consider when buying a 4 stroke bike motor kit. So should we start with the list of things you should consider?

1. Budget and price matching

Make a list of the things you want in your 4 stroke bike motor kit and the price you are willing to pay for it. So try to look for a product in that price range and choose the one that appeals to you the most. One tip we would like to give you is: don't settle for a cheaper product if it doesn't even have a function you need.

Most 4 stroke bike motor kit fall within the price range of $13.88 to $200. Therefore, if budget is not an issue and you want the best product for your needs, we recommend that you choose the YUEWO 80cc Motorized 2-Stroke Upgrade Bike Conversion Kit, DIY Petrol Gas Engine Bicycle Motor Kit Set with Speedometer for 24", 26" and 28" Bikes (Black). If you want something medium range, choose 2 Stroke 80cc Gas Bicycle Engine Kit PK80 Bike Motor Kit Gas Motor Kit-Gas Motorized Bicycle 66cc/80cc. If you have a very low budget, you can choose PZ20 Carburetor for Kazuma Baja 50cc 70cc 90cc 110cc 125cc TaoTao 110B NST SunL Chinese Quad 4 Stroke ATV 4 Wheeler Go Kart Dirt Bike Honda CRF50F XL75 CRF80F XR50R with Air Fuel Filter.

2. Features

Most importantly, the 4 stroke bike motor kit you are buying should have all the features you are looking for. In case you don't even have one, don't buy! We are saying this because you will not be able to use it for that purpose. If you are a budget minded person, I would suggest you choose the best model which is YUEWO 80cc Motorized 2-Stroke Upgrade Bike Conversion Kit, DIY Petrol Gas Engine Bicycle Motor Kit Set with Speedometer for 24", 26" and 28" Bikes (Black).

3. Brand

Buying the 4 stroke bike motor kit from a reputable brand can actually make sense. Not only will it be better than others in terms of quality, but it will also have some extra features, better customer support. Famous brands have multiple service centers across the country, so if you have any problems you can simply take your YUEWO 80cc Motorized 2-Stroke Upgrade Bike Conversion Kit, DIY Petrol Gas Engine Bicycle Motor Kit Set with Speedometer for 24", 26" and 28" Bikes (Black) to one of their service centers of CDHPOWER Store.

4. Warranty

When you buy a 4 stroke bike motor kit from a well-known brand, you will get a guarantee. Low-cost products also come with warranties, but the claim process could be tougher. That's why I always suggest you buy the product from a reputed brand like CDHPOWER Store and the one that comes under warranty. It will save you from repair costs in the future.You can save on service costs if the product is under warranty!

4. Product Site

On our website we have experts in all categories and no matter what the product is, we have a better review or list about it. The products on our list are based on expert picks, advice and 104 hours of research. That's why when you buy something that's listed on our best list, you won't regret it. However, there is a possibility that we may not have covered the product you might be interested in, but if you come across something like this, please let us know via contact us.

FAQ

What is the best 4 stroke bike motor kit? —

The best 4 stroke bike motor kit is the one that has all the features that meet your needs. Out of all the above products, the best one is YUEWO 80cc Motorized 2-Stroke Upgrade Bike Conversion Kit, DIY Petrol Gas Engine Bicycle Motor Kit Set with Speedometer for 24", 26" and 28" Bikes (Black).

Are there any good deals on 4 stroke bike motor kit? —

In this market, you won't find many offers. However, I picked the best 4 stroke bike motor kit from Amazon which has deals and offers running on a regular basis like PZ20 Carburetor for Kazuma Baja 50cc 70cc 90cc 110cc 125cc TaoTao 110B NST SunL Chinese Quad 4 Stroke ATV 4 Wheeler Go Kart Dirt Bike Honda CRF50F XL75 CRF80F XR50R with Air Fuel Filter.

What is the cheapest 4 stroke bike motor kit? —

Although the most cheapest 4 stroke bike motor kit, if you are looking for the best low cost one at a price of $13.88, best bet would be PZ20 Carburetor for Kazuma Baja 50cc 70cc 90cc 110cc 125cc TaoTao 110B NST SunL Chinese Quad 4 Stroke ATV 4 Wheeler Go Kart Dirt Bike Honda CRF50F XL75 CRF80F XR50R with Air Fuel Filter.

What is the cheapest 4 stroke bike motor kit? —

Although the most cheapest 4 stroke bike motor kit, if you are looking for the best low cost one at a price of $13.88, best bet would be PZ20 Carburetor for Kazuma Baja 50cc 70cc 90cc 110cc 125cc TaoTao 110B NST SunL Chinese Quad 4 Stroke ATV 4 Wheeler Go Kart Dirt Bike Honda CRF50F XL75 CRF80F XR50R with Air Fuel Filter.

Conclusion

If you are looking for the best 4 stroke bike motor kit: you should consider YUEWO 80cc Motorized 2-Stroke Upgrade Bike Conversion Kit, DIY Petrol Gas Engine Bicycle Motor Kit Set with Speedometer for 24", 26" and 28" Bikes (Black).

If you want the one that has similar features to the best, then you should consider 2 Stroke 80cc Gas Bicycle Engine Kit PK80 Bike Motor Kit Gas Motor Kit-Gas Motorized Bicycle 66cc/80cc;

If you want a 4 stroke bike motor kit that is "value for money", choose PZ20 Carburetor for Kazuma Baja 50cc 70cc 90cc 110cc 125cc TaoTao 110B NST SunL Chinese Quad 4 Stroke ATV 4 Wheeler Go Kart Dirt Bike Honda CRF50F XL75 CRF80F XR50R with Air Fuel Filter

If you want the cheapest 4 stroke bike motor kit, then PZ20 Carburetor for Kazuma Baja 50cc 70cc 90cc 110cc 125cc TaoTao 110B NST SunL Chinese Quad 4 Stroke ATV 4 Wheeler Go Kart Dirt Bike Honda CRF50F XL75 CRF80F XR50R with Air Fuel Filter