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  1. Motorized Bicycle Welcome Forum

    1. Welcome to the World of Motorized Bicycles

      Forum announcements and instructions for posting on motorbicycling.com. To start a new thread choose the appropriate area. No new threads can be started in this area
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      TheSignGuy Latest: Clutch chirp under throttle only? TheSignGuy, Oct 27, 2018
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    2. Introduce Yourself

      Meet & greet your fellow motorized bicyclists, make introductions and even find others in your area.
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      Hauno Latest: In the middle of a couple builds and found this site. Hauno, Nov 16, 2018 at 7:26 PM
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  2. Bicycle Engine Kit Repair - Top Posts

    1. Instructions for Building and Repairing Motorized

      Classic posts on building, repairing and modifications.
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      javy mcdees Latest: Bike wont stay running javy mcdees, Nov 10, 2018
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  3. Motorized Bicycle

    1. Motorized Bicycle General Discussion

      All topics regarding bicycles with engines.
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      xseler Latest: Solid Layback Seat Post xseler, Nov 16, 2018 at 11:44 AM
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    2. Motorized Bicycle Welding, Fabrication and Paintin

      Custom fabrication and projects, tanks, frames and more.
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      LilRazcal Latest: Stingray occ gas tank mounting (HELP!) LilRazcal, Sep 30, 2018
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    3. Motorized Cruiser Bicycles

      The beach cruiser has always been great bicycles to motorize. They just look good with a motor. Use this section to share and discuss about motorizing this classic.
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      GoGetHer Latest: 48cc huffy big daddy cruiser project GoGetHer, Nov 10, 2018
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    4. Motorized Mountain Bikes and Road Bikes

      Motorize a full suspension mountain bike to get a smother ride or for a little more speed try motorized road bicycles. This section is for sharing ideas on motorizing your mountain and road bikes.
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      max350 Latest: My bike project max350, Nov 18, 2018 at 4:41 AM
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    5. Motorized Tandems, Trikes and Recumbent Bicycles

      Trikes (tricycle) and recumbent bicycles can give the ultimate in comfort for cruising on long trips or just around town. Ad an engine and they will really turn some heads.
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      indian22 Latest: Indian Tadpole indian22, Nov 18, 2018 at 6:32 AM
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    6. Stretch Cruiser & Chopper Motorized Bicycles

      This area is for sharing all about our custom stretch cruisers and choppers.
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      Paul Scott Latest: micargi puma gts newbie build Paul Scott, Nov 7, 2018
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    7. Board Trackers and Vintage Motorized Bicycles

      Vintage enthusiasts share your board trackers and other vintage motorized bicycles ideas, builds and replicas here
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      indian22 Latest: Old Guys Simplex moto-peddle bike indian22, Nov 18, 2018 at 10:23 AM
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    8. Whizzer Motorized Bicycles

      Whizzer bicycles are still produced today and are one of the oldest motor bikes around. Share some of your stories about this timeless classic with us today
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      mason_man Latest: sparkplug mason_man, Sep 24, 2018
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    9. Motorized Rat Rods

      Rat rods are in a class all by themselves. take a look and share your creations here.
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      SpeedyBeedy Latest: Occ schwinn stinray turned triumph! SpeedyBeedy, Nov 6, 2017
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    10. Motor Bicycle Safety And Stolen Motorized Bicycle

      Share safety tips. Some of these bicycle engines will reach great speeds and need respect. Also post stolen motorized bicyclesand maybe someone will let you know if seen
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      dogcatcher Latest: New "retro" helmet dogcatcher, Nov 11, 2018
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    11. Pre-Motorized Bicycle Information.

      Before you mount that engine to your bicycle frame, you'll want to know if the bike is ready for the engine! Ask our experts here for advice on what will perform well.
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      xXNightRiderXx Latest: The best condidate for a motor bicycle build xXNightRiderXx, Oct 20, 2018
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    12. Motorized Bicycle Accessories

      What are some of your favorite accessories. Saddle bags, apparel ect. Use this area to share them.
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      CrazyDan Latest: Goofit big bore cyinder kit CrazyDan, Sep 19, 2018
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  4. Bicycle Motor

    1. 2 Stroke Bicycle Engines & Kits

      2 stroke engine kits need careful installation and setup, find out how from our professionals here!
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      John420jones Latest: GT90 Conversion Kit... John420jones, Nov 5, 2018
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    2. 4 Stroke Bicycle Engines & Kits

      4 stroke engine kits are great if you want reliability or do not want to mix your oil and gas. Learn from each other how to get the most out of your 4 stroke bicycle engine
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      CrazyDan Latest: What type of clutch is this? CrazyDan, Nov 16, 2018 at 5:06 PM
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    3. Morini Bicycle Engine

      Italian made Franco Morini engines are the ultimate bicycle motor. Learn and share how to get the most out of morini motors.
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      Barnfresh Latest: Rieju MX50 Morini Clutch problem Barnfresh, May 6, 2018
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    4. Motorized Bicycle Trouble Shooting

      Use this area to post problems that may arise, if you could use some help in figuring out what is wrong with your engine and what needs to be done to achieve top performance.
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      Russman73 Latest: I have a big problem!!!!!!!!!!!! Russman73, Nov 15, 2018 at 12:01 AM
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    5. Mounting Techniques for Bicycle Motors

      Every frame is different. Share and ask questions about mounting your engine kit to your frame or rack
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      wheelbender6 Latest: Old Man but new man here. wheelbender6, Sep 30, 2018
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    6. DIY Home Built Motorized Bicycle (non kit)

      Post all about your home built rides here. Weedwacker motors, lawn mower engines ect. This area is for non kit builds
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      Ludwig II Latest: Cooper & Ludwig Ludwig II, Nov 7, 2018
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    7. High Performance Bicycle Engine Tips and Motorized

      We all want our bicycle engines to push our bikes faster. Get exclusive engine modification tips and suggestions from us. Also check out some of our racing members builds
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      Citi-sporter Latest: NGK BP6HS = Higher Compression? Citi-sporter, Sep 15, 2018
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    8. Norm's 2 stroke repair center

      Having problems with your 2 stroke engine? Just ask Norm, he loves to tinker and troubleshoot engines
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      crassius Latest: Two stroke mysterie crassius, Sep 6, 2018
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  5. Motorized Bicycle Mechanical Components

    1. Heads and Cylinders

      All about your porting, compression, rings, cylinder and piston modifications to your bicycles engine
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      John420jones Latest: GT90 Conversion Kit John420jones, Nov 5, 2018
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    2. Intake & Exhaust

      The ins and outs - carburetors, manifolds, mufflers, expansion chambers and more to keep your engine running the way you like
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      MotoMagz Latest: Is 7 inches of manifold tubing too much? MotoMagz, Nov 4, 2018
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    3. Lighting and Electrical

      Things that go ZOT! Ignition components, batteries, lighting and accessories
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      dogcatcher Latest: Sturmey Archer HDS22 Dynohub 12V Setup dogcatcher, Oct 12, 2018
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    4. Hubs, Gearboxes, Sprockets and Chains

      Can't find 'em, grind em - hubs and transmissions, problems and modifications to make you run smooth and trouble free
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      Tom from Rubicon Latest: CNC rear sprocket for Sturmey-Archer S1C coaster brake hub? Tom from Rubicon, Oct 31, 2018
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    5. Wheels, Brakes and Suspension

      All about suspensions, rims, tires and disk, drum and caliper brakes
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      bairdco Latest: Braking performance Drum Hub bairdco, Nov 15, 2018 at 8:51 AM
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  6. Electric Bicycle Forum

    1. Electric Bicycles, Trikes and Recumbent Bicycles

      Electric bicycles are quiet and efficient form of transportation for general commuting.
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      cannonball2 Latest: Will 250W motor take 20A? cannonball2, Oct 3, 2018
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    2. DIY Electric Bicycle Hub Motors and Kits

      Electric bicycle engine kits are clean, quiet, and efficient. Learn about electric bike range, speed and cost by sharing your experiences here.
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      kevyleven007 Latest: New build! Electric Jubilee! kevyleven007, Jul 26, 2018
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    3. Electric Bicycle Non-hub Motor Drives

      This section is for e-bikes powered by rc motors, gear driven and roller type motors
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      Nashville Kat Latest: What do you think about this kind of motor? Nashville Kat, Jul 31, 2018
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    4. Electric Bicycle Batteries and Accessories

      Discussion about battery options and different accessories like voltmeters, speedometers and other things to add to your e-bike
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      Tony01 Latest: 18650 pack charging Tony01, Jul 26, 2018
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  7. Hybrid Motorized Bicyles & Tricycles

    1. Hybrid Bikes & Trikes

      Hybrids use more than one type of motor to maximize efficiency & range. With a long history of innovative use & design this section is for sharing your ideas and hybrid creations.
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      cannonball2 Latest: Saw something cool, thought I'd share. cannonball2, Sep 10, 2018
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  8. Motorized Bicycle Tavern

    1. Motorized Bicycle Pictures

      Use this forum to share your pictures
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      Ludwig II Latest: Non US/European Motorized Bicycles Ludwig II, Nov 15, 2018 at 11:22 AM
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    2. Motorized Bicycle Videos

      Use this area to share your videos
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      biknut Latest: Fatty vs Foldy biknut, Nov 12, 2018 at 3:29 PM
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    3. Travels, Adventures and Motorized Bicycle Touring

      Use this forum to tell us about your travels around the neighborhood or around the world
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      Greg58 Latest: Question on Long Distance rides Greg58, Oct 8, 2018
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    4. Motorized Bicycle Racing

      Here you go race fans!
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      BobbyT Latest: V1 Interceptor BobbyT, Oct 14, 2018
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    5. Motorized Bicycle Events, Races and Rallies

      Promote your events and get togethers here to help spread the word about bicycles with motors! This area is for anything from a large event to a back yard BBQ.
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      MotorBicycleRacing Latest: SAT OCT 27th 2018 SoCal Motor Bicycle Racing at Apex Racing Center MotorBicycleRacing, Nov 15, 2018 at 10:05 PM
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    6. The Tavern

      Kick off your shoes and sit back with your favorite beverage and enjoy talking about whatever you like.
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      Ludwig II Latest: Snork Ludwig II, Nov 15, 2018 at 8:45 AM
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    7. Laws and Legislation for Motorized Bicycles

      Share you knowledge of the laws in your state in this forum. Remember to always verify everything yourself with your dmv
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      Dan Latest: Sorry new here dont know where to post *look* Dan, Oct 23, 2018
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    8. Suggestions

      This is the members forum. Help to make the forum better with your suggestions
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      MotorBicycleRacing Latest: MEMBERS MotorBicycleRacing, Nov 17, 2018 at 8:31 PM
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    9. Motorized Bicycle Swap And Shop Sales

      Buy, sell and trade your engines, parts and accessories
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      MotoMagz Latest: Help looking 3/4 bore us sprocket MotoMagz, Nov 18, 2018 at 9:30 AM
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