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4 stroke bicycle engine kit

FOB Price: US $ 100 - 170 / Unit | Get Latest Price
Min.Order Quantity: 200 Unit/Units
Supply Ability: 1000 Twenty-Foot Container per Month
Port: Changzhou
Payment Terms: T/T
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Quick Details

Place of Origin:
Jiangsu, China (Mainland)
Brand Name:
GruBee SkyHawk
Model Number:
Model #1:
for Huasheng 142F-1G and 144F-1G engine
Model #2:
for Honda GXH50 49cc engine
US patent pending
Transmission design:
T Belt freewheel pulley drive
everything needed for DIY installation

Packaging & Delivery

Packaging Details: Branded Boxed individually; LCL orders packed 45 kits on steel framed skid pallets; Container lots bulk packed 1000 per container
Delivery Detail: 30 to 90 days


Bicycle Engine Kit, Sold exclusively by China GAS factory direct to qualified wholesale WD accounts


Salient Features of GruBee SkyHawk 4 cycle bicycle engine installation kits;
  • 4 cycle engine kits are Twice as expensive as the China made 2 cycle bicycle engines but 4 cycle is so much more smoother and vibration free thus producing a much more enjoyable ride.    Hear only the sound of a purring 4 cycle combustion but just twist the throttle to 6800 rpm and go faster than a same size 2 cycle engine bike.   Plus the fact 4 cycle engines do not require a troublesome gas oil mix.  
  • GruBee 4G T Belt Transmission made exclusively by China GAS in our own factory;
  • 4G Transmission is American engineered with USA patent pending. .
  • Order your 4 cycle engines direct from the engine manufacture to get best warranty and prices.

Installation Kit items shown by number in picture:


#1.  4G T belt transmission;  US Patent pending:  China Copy Cats beware;

#2.  Transmission fits Huasheng 49cc or Honda 50cc engine.

#3.  Slide adjustable mounting bracket holds engine between downtube and seat tube.

#4.  Twist grip throttle and cable. Centrifugal clutch operated;  give > gas > go 

#5.   HD 415 size drive chain.

#6.   Ball bearing chain idler. 

#7.   Rear wheel sprocket;  Choose 44T 48T or 56T     HD axle kits are also available;

#8.   Bike frame;  Optional special made alum. frame with built in gas tank.             

( A. )   3 engine mufflers & 3 size gas tanks available as 4G kit options:                                    ( B. )   3 driven pulley options including a New 80T driven pulley with Freewheel

( C. )   New Peek-a-Boo pulley cover allows using LED centrifugal lights for night sparkle.  


4G Kit Model #1   for Huasheng engine with built in Centrifugal Clutch.


4G Kit Model #2   for 5/8" straight shaft engines like Honda GXH50 & Huasheng F142.


To learn more about this newly designed kit see product details at: www.grubeeinc.com


We do not sell our kits retail one kit at a time like our China competitors do who sell the cheaper made nosey gear box kits.   We protect our wholesale account customer base by not selling backdoor from China.   We only sell to qualified Wholesale Distributors who can provide after the sale customer service.   We do not sell to fly by night PP guys > Picture Price inquires who know nothing about bicycle engines or service.   To qualify for WD status and receive pricing information and catalogs send us your company profile and marketing plan for immediate reply.   

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Changzhou China GAS Export & Trading Co., Ltd. was started in January 2005. We are a licensed export agency located in Changzhou City, Jiangsu Province, China about 200 km northwest of Shanghai between Wuxi and NanJing.
We are contracted with 2 factories as their exclusive sales, export and marketing arm for their 2 cycle engines. YuanDong gas engine factory and NanTong JiaLi gas engine factory. We also have established a small factory of our own in Changzhou that makes our ... View detail

Basic Information

Business Type: Trading Company  
Main Products: gas engine,motor,bicycle,starter and alternator,box trap  
Number Of Employees: 11 - 50 People  

Trade & Market

Main Markets: North America
South America
Eastern Europe
Southeast Asia
Mid East
Eastern Asia
Western Europe
Central America
Total Annual Sales Volume: US$1 Million - US$2.5 Million  
Trade Shows: shanghai bicycle show    

Factory Information

Number of R&D Staff: Less than 5 People  
Contract Manufacturing: OEM Service Offered  

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How It Works

China (Mainland) | Trading Company | Contact Details
Experience: Established 2005

Communicate with Supplier:

Ms. Angel Grube
Ms. Angel Grube:
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