Questions tagged [motor]

Anything about motorising bikes, with refit kits or as-new. Electric and petrol are the two most common fuels.

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3answers
127 views

How to make coaster brake work backwards, or disable?

I'm installing 49cc engine on kids' 20 inch bike. Chain on engine located to the left, so I flipped the wheel and need to make it work. Brake are coaster. I will install both rear and front hand ...
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1answer
100 views

Is it possible to install a gas engine kit on the bike's existing speeds?

Such as with electric assistance. I'd like to install a gasoline engine kit (because electric ones are wildly expensive) on my bicycle, without the sprocket: I want to attach it to the existing ...
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1answer
1k views

DIY chainsaw powered bicycle [closed]

Does anyone have any plans on how to build a chainsaw powered bicycle? I've referenced instructables and YouTube but everything is so vague it doesn't really give me any sort of ideas as what I ...
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2answers
371 views

Motorising a bicycle.

Can anyone advise on the best way to motorise a bicycle apart from electric motors? I think I would like to fit a small two stroke engine.
7
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5answers
985 views

What are the advantages of a building an electric bike from a kit vs. prebuilt

I'm trying to decide on what would be the best option for me for my first electric bike. I need a way to get around, and as I live on a hill where I will have to manage a fairly steep incline coming ...
1
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3answers
592 views

Making bicycle semi-motor powered

Is there any way that I could easily and affordably (under $US200) add a motor to my bicycle, so that it would move both by my pedalling and with the help of the motor?
4
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3answers
2k views

What's best engine to motorize a road bike

I have a road bike I use for commuting and I'm about to move 20km further out, so I'm considering fitting a tiny engine to it to assist my ride to work. However, where I live I have a restriction - ...