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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      Dan Latest: How-tos and new site features Dan, Jul 9, 2017
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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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      wildwood Latest: a mistake in identity wildwood, Jul 26, 2017 at 1:56 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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      wildwood Latest: Motorized Bicycle Chain Noise wildwood, Jul 25, 2017 at 6:58 AM
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  3. Motorized Bicycle

    1. Motorized Bicycle General Discussion

      All topics regarding bicycles with engines.
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      Nehmo Latest: What size bottom bracket is Cranebrook 56387 Nehmo, Jul 26, 2017 at 12:03 PM
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    2. Motorized Bicycle Welding, Fabrication and Paintin

      Custom fabrication and projects, tanks, frames and more.
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      sahin Latest: Painting Wheel Sides sahin, Jul 18, 2017
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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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      Nehmo Latest: Recommended upgrades to front wheel, fork, brake? 26" Cranbrook™, Cruiser Bike Nehmo, Jul 27, 2017 at 4:15 PM
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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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      xXNightRiderXx Latest: Roadmaster mtn. sport shifter build xXNightRiderXx, Jul 24, 2017 at 12:55 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, Jul 27, 2017 at 8:58 PM
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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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      Venice Motor Bikes Latest: New Ruff Cycles Chopper Build Venice Motor Bikes, Jul 23, 2017 at 11:41 AM
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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 X Autocycle indian22, Jul 27, 2017 at 8:33 PM
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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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      msrfan Latest: Bill's 2000 Whizzer upgrade and restyling project msrfan, Jul 25, 2017 at 1:00 PM
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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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      mike carter 2 Latest: Occ schwinn stinray turned triumph! mike carter 2, Jul 14, 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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      Dan Latest: How often do you wear your helmet? Dan, May 24, 2017
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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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      Tai The Guy Latest: New member looking for advice on a new build Tai The Guy, Jul 13, 2017
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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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      jolfstn Latest: Sunding SD-558A speedometer jolfstn, Jul 27, 2017 at 11:15 AM
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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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      Greg58 Latest: need help wot bog...... Greg58, Jul 26, 2017 at 6:02 AM
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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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      xXNightRiderXx Latest: Reversing crankshaft rotation? xXNightRiderXx, Jul 27, 2017 at 7:49 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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      forties Latest: Aircooled Morini upgrades? forties, Jun 30, 2017
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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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      crassius Latest: Clutch Slipping crassius, Jul 26, 2017 at 1:41 PM
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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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      KCvale Latest: Adjustable 2 stroke motor mount? KCvale, Jun 27, 2017
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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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      OC_Hugh Latest: My 1st build - CB2 inspired rack mounted, scissor lift, FD OC_Hugh, Jul 26, 2017 at 8:39 PM
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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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      TheNecromancer13 Latest: Best single bolt on mod TheNecromancer13, Jul 25, 2017 at 1:48 AM
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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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      Barnfresh Latest: Clutch slipping when expansion pipe kicks in Barnfresh, Jun 27, 2017
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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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      xseler Latest: Slant head orientation xseler, Jul 6, 2017
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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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      HobbyMan Latest: HuaSheng 49cc Intake and exhaust upgrade? HobbyMan, Jul 10, 2017
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    3. Lighting and Electrical

      Things that go ZOT! Ignition components, batteries, lighting and accessories
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      Chaz Latest: Replaced every electrical component, still no spark Chaz, Jul 27, 2017 at 10:39 PM
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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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      KCvale Latest: My woodruff key will NOT stay in place... please help KCvale, Jul 20, 2017
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    5. Wheels, Brakes and Suspension

      All about suspensions, rims, tires and disk, drum and caliper brakes
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      Tony01 Latest: Can 1" threaded fork be made to work in 1 1/8 threadless headset? Tony01, Jul 27, 2017 at 10:38 PM
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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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      Tom in Kingman Latest: It looks sort of like a bicycle........ Tom in Kingman, Jul 23, 2017 at 11:22 PM
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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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      KCvale Latest: Which rolls better without power? Geared hub or direct drive? KCvale, Jul 10, 2017
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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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      MotoMagz Latest: SBP cyclone Electric fatty roller Coast Cycle bike MotoMagz, Jul 10, 2017
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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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      Nashville Kat Latest: Battery University Nashville Kat, Jun 12, 2017
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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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      Dan Latest: Saw something cool, thought I'd share. Dan, May 27, 2017
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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: made from old european moped scrap Ludwig II, Jun 30, 2017
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    2. Motorized Bicycle Videos

      Use this area to share your videos
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      Dan Latest: 2017 3rd Annual Scarecrow Run Dan, Jun 28, 2017
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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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      Nashville Kat Latest: an adventure of 5 miles... and 40+ years. Nashville Kat, Jul 12, 2017
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    4. Motorized Bicycle Racing

      Here you go race fans!
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      MotorBicycleRacing Latest: Socal Motor Bicycle Racing @ Willow Springs May 6, 2017 MotorBicycleRacing, May 19, 2017
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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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      racie35 Latest: Who's headed to Portland racie35, Jul 18, 2017
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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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      cannonball2 Latest: Anybody Land Sail? cannonball2, Jul 27, 2017 at 8:37 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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      knightscape Latest: Maine Motorized Bicycle Laws... sorta... knightscape, Jul 24, 2017 at 10:15 AM
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    8. Suggestions

      This is the members forum. Help to make the forum better with your suggestions
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      Dan Latest: NEW MOTORBICYCLING LAYOUT STINKS Dan, Jul 3, 2017
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    9. Motorized Bicycle Swap And Shop Sales

      Buy, sell and trade your engines, parts and accessories
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      5-7HEAVEN Latest: AWESOME Bike-Very Reasonably Priced 5-7HEAVEN, Jul 27, 2017 at 12:47 PM
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