Motorized Bicycle Forums
General Discussion
The motorized bicycle forum for general discussion, questions and help. Ask your motorized bicycle questions here. If you don't know where it goes, post here!
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- 11K
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- 141.3K
2-Stroke Engines
The 2-Stroke motorized bicycle engine kit forum. Why won't your 2-stroke motorized bike engine start? What's the best 66cc & 80cc engine kit for your bike?
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- 7.4K
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- 102.2K
Transmission / Drivetrain
Motorized bicycle clutch, sprockets, jackshafts, chains, tensioners, pull start, centrifugal, gear ratios and everything else.
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- 1.8K
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- 19.3K
Electrical
Motorized bicycle CDI, wiring, magneto, head lights, tail lights, indicators, horns, charging systems, speedos ect.
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- 851
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- 10.5K
Performance Mods
Motorized bicycle performance modifications. Carbs, porting, exhausts, expansion chambers, reed valves, boost bottles and everything to make your motorized bicycle go really fast.
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- 1.3K
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- 22.9K
4-Stroke Engines
Questions about 4-Stroke motorized bicycle engines. Honda, Robin Subaru, EZM, DAX, HuaSheng etc.
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- 1.8K
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- 26.8K
Electric Bicycles
Electric bicycle forum, ebike kits, commercial ebikes and DIY electric bicycles.
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- 715
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Wiki
Anyone with Wiki permissions can edit the first post of each WikiPost. Lets collaborate and build an online Motorized Bicycle Wiki!
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- 5
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- 95
Unanswered Topics
These are all the posts with no replies. Be the first one to reply!
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- 9
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- 9
Projects
Photos & Bicycle Builds
Pictures of motorized bike projects and bike builds. Vote for the best build!
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- 2.6K
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- 33.7K
Video Gallery
Post your motorized bike videos here. You can embed youtube videos using the insert video icon.
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- 400
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- 1.9K
Frame Mounted Engines
Mounting engines in a bike frame. Brackets, mounting and frame questions. Will the motor fit?
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- 1.3K
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- 12.9K
Rack Mounted Engines
Mounting engines on a rack behind the bike, GEBE ect.
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- 577
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- 9K
Friction Drive
Questions and answers about friction drive bicycle systems. Rollers, tires and gear ratio discussion.
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- 475
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- 6.7K
Painting, Welding, Bending & Gas Tanks
Painting motorized bike frames and engines. Welding and bending bike frames. Airbrushing and decals. Gas tank fabrication.
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- 288
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- 4.3K
Motorized Trikes & Quads
Motorized tricycle and quadricycle forum (3 wheels and more).
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- 234
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- 3.5K
Motorized Recumbents
Recumbent motorized bicycle forum.
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- 77
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- 949
Push Trailers
Motorized push trailers to propel your bicycle.
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- 113
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- 1.5K
Whizzer Motorized Bicycles
Questions and answers about Whizzer motorized bikes.
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- 1.4K
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- 14.6K
Antique Motorized Bicycles
Antique Motorized Bicycles, Old Motorcycles, Board Track Racers and Replicas.
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- 333
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- 3.4K
The Scrap Heap
The place for builders who like to transform bits of scrap into something ride-able. Scrap bikes, or "scrappers" are made out of discarded bits and pieces. Show off your creations, ask for advice, and connect with other people who love turning junk into joyrides!
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- 2
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- 95
Bicycle Repair
Brakes, Tires, Tubes, Wheels, Bearings, Spokes, etc.
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- 917
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- 8.4K
Marketplace
For Sale
Motorized Bicycles & Parts For Sale. Post links to eBay Auctions or Craig's List ads or upload photos to the forum. Found a bargain that others may be interested in? Post it here!
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- 2.4K
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- 10.6K
Dealer Advertisements
Motorized bicycle dealer parts, products and specials.
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- 298
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- Deleted member 35519
Dealer Reviews
Reviews and ratings of all the motorized bicycle engine kit dealers and parts suppliers that we know of.
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- 344
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- 5.6K
Spare Parts, Tools & Product Developement
Miscellaneous motorized bicycle parts, special tools and product development.
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- 1.1K
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- 9.9K
Community
Introduce Yourself
New motorized bicycle forum members tell us a bit about yourself!
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- 9.1K
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- 46.1K
Laws, License & Registration
Motorized bicycle laws and legislation. Find out if motorized bicycles are legal in your state. Find out the age limit to ride them and if you need a license or registration to ride them on the road.
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- 696
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- 11.4K
Races, Events & Group Rides
Motorized bike racing, events and group rides. Meet up and ride with local members.
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- 536
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- 7.1K
Travelling, Commuting & Safety
Share your motorized bike rides, adventures, experiences, crashes and safety tips.
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- 461
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- 9K
Stolen Bicycles & Security
Announce your stolen motorized bicycle so other members can track it down.
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- 146
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- 1.6K
Suggestions
Do you have a suggestion to make motoredbikes.com even better? Please post it here!
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- 25
- Messages
- 312
Trending content
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Thread 'What Compression Tester are you using for small engines? Need to buy one.'- Risk Man
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Amazon Link
As an Ebay Affiliate we earn from qualifying purchases. This does not cost you a cent, but it helps keeps the forum online.
Ebay Link
Would you like to help MotoredBikes.com grow? Please click Share this page below and link to us from social media, your website or anywhere on the internet!
We thank you all for your ongoing support :)