Motorized Bicycle Questions
General Questions
General motorized bicycle questions and answers.
- Threads
- 7,226
- Messages
- 71,943
2-Stroke Engines
Questions about 2-Stroke motorized bike engines.
- Threads
- 4,760
- Messages
- 50,570
Transmission / Drivetrain
Clutch, sprockets, jackshafts, chains, tensioners, pull start, centrifugal, gear ratios, ect.
- Threads
- 1,257
- Messages
- 11,678
Electrical
CDI, wiring, magneto, head lights, tail lights, indicators, horns, charging systems, speedos ect.
- Threads
- 642
- Messages
- 7,691
Performance Mods
Performance carbs, porting, exhausts, expansion chambers, reed valves, boost bottles, ect.
- Threads
- 1,003
- Messages
- 15,861
4-Stroke Engines
Questions about 4-Stroke motorized bike engines. Honda, Robin Subaru, EZM, DAX, HuaSheng ect.
- Threads
- 1,163
- Messages
- 13,489
Electric Bicycles
Electric bike builds, commercial kits.
- Threads
- 528
- Messages
- 6,213
Projects
Photos & Bicycle Builds
Pictures of motorized bike projects and bike builds.
- Threads
- 2,249
- Messages
- 26,190
Video Gallery
Post your motorized bike videos here. You can embed youtube videos using the insert video icon.
- Threads
- 318
- Messages
- 1,206
Frame Mounted Engines
Mounting engines in a bike frame. Brackets, mounting and frame questions. Will the motor fit?
- Threads
- 1,232
- Messages
- 12,353
- Out555
Rack Mounted Engines
Mounting engines on a rack behind the bike, GEBE ect.
- Threads
- 568
- Messages
- 8,703
Friction Drive
Questions and answers about friction drive bicycle systems. Rollers, tires and gear ratio discussion.
- Threads
- 393
- Messages
- 5,149
Painting, Welding, Bending and Gas Tanks
Painting motorized bike frames and engines. Welding and bending bike frames. Airbrushing and decals. Gas tank fabrication.
- Threads
- 231
- Messages
- 2,646
Motorized Trikes & Quads
Motorized tricycle and quadricycle forum (3 wheels and more).
- Threads
- 198
- Messages
- 2,688
Motorized Recumbents
Recumbent motorized bicycle forum.
- Threads
- 73
- Messages
- 903
Bicycle Trailers
Tow behind bicycle trailers
- Threads
- 33
- Messages
- 339
Whizzer Motorized Bicycles
Questions and answers about Whizzer motorized bikes.
- Threads
- 1,129
- Messages
- 10,392
Antique Motorized Bicycles
Antique Motorized Bicycles, Old Motorcycles, Board Track Racers and Replicas.
- Threads
- 311
- Messages
- 2,998
Bicycle Repair
Brakes, Tires, Tubes, Wheels, Bearings, Spokes, ect.
- Threads
- 814
- Messages
- 6,925
Marketplace
For Sale
The trading place to sell your motorized bicycles and parts.
- Threads
- 2,111
- Messages
- 9,148
Dealer Advertisements
Motorized bicycle dealer parts, products and specials.
- Threads
- 291
- Messages
- 3,436
Dealer Reviews
Reviews and ratings of all the well known motorized bicycle engine kit dealers and parts suppliers.
- Threads
- 325
- Messages
- 4,694
Spare Parts, Tools & Product Developement
Miscellaneous motorized bicycle parts, special tools and product development.
- Threads
- 1,090
- Messages
- 9,924
Community
Introduce Yourself
New motorized bicycle forum members tell us a bit about yourself!
- Threads
- 8,919
- Messages
- 43,099
Laws, Legislation & Emissions
Motorized bicycle laws in countries around the world.
- Threads
- 651
- Messages
- 11,375
Races, Events & Group Rides
Motorized bike racing, events and group rides. Meet up and ride with local members.
- Threads
- 504
- Messages
- 6,494
Travelling, Commuting & Safety
Share your motorized bike rides, adventures, experiences, crashes and safety tips.
- Threads
- 434
- Messages
- 8,584
Stolen Bicycles & Security
Announce your stolen motorized bicycle so other members can track it down.
- Threads
- 128
- Messages
- 1,350
Off Topic
Talk about anything.
- Threads
- 2,025
- Messages
- 33,355
Groups
United Kingdom MB Riders
Well I'm possibly jumping the gun a bit, but if we get some members for this group then we can discuss meet ups, group rides and other related information.
- Threads
- 1
- Messages
- 4
USA Motorized Bicycle Group
A group for all motorized bicycle riders in the USA!
- Threads
- 0
- Messages
- 0
None
Australian Motorised Bicycle Group
That's right, we spell motorized with an s instead of a z like this... motorised. Anyway, join our group if you're in Australia. P.S. We don't mind which way you spell it ;)
- Threads
- 0
- Messages
- 0
None
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Media statistics
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- 1,577
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- 12,518
- Embedded media
- 11
- Comments
- 3,239
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- 1.1 GB