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WAIT where is the washer!! theres no washer under the magnet... and yes I checked the magnet. No washer, hmmm.

Motorized Bicycle Welcome Forum

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

118
Threads

2,182
Messages

118
Threads

2,182
Messages

49 cc with NOS

Aug 21, 2020
Tom from Rubicon

Introduce Yourself New

Meet & greet your fellow motorized bicyclists, make introductions and even find others in your area.

6,210
Threads

41,903
Messages

6,210
Threads

41,903
Messages

Intro: Jerbyrd666

Nov 22, 2020
Davideo

Bicycle Engine Kit Repair - Top Posts

Instructions for Building and Repairing Motorized New

Classic posts on building, repairing and modifications.

229
Threads

1,420
Messages

229
Threads

1,420
Messages

Son keeps breaking engines and keeps trying to build an engine

Yesterday at 8:50 PM
wrench

Motorized Bicycle

Motorized Bicycle General Discussion New

All topics regarding bicycles with engines.

10,115
Threads

118,505
Messages

10,115
Threads

118,505
Messages

Trouble starting new engine

Today at 7:53 PM
Lord Loaf

Motorized Bicycle Welding, Fabrication and Paintin New

Custom fabrication and projects, tanks, frames and more.

812
Threads

13,527
Messages

812
Threads

13,527
Messages

gender bent cruiser

Nov 16, 2020
Loop

Motorized Cruiser Bicycles New

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.

1,530
Threads

25,408
Messages

1,530
Threads

25,408
Messages

4 stroke on a cruiser frame

Wednesday at 4:02 PM
5-7HEAVEN

Motorized Mountain Bikes and Road Bikes New

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.

660
Threads

9,586
Messages

660
Threads

9,586
Messages

8 speed 79cc revival

Nov 20, 2020
xXNightRiderXx

Motorized Tandems, Trikes and Recumbent Bicycles New

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.

377
Threads

11,696
Messages

377
Threads

11,696
Messages

Indian Tadpole

Today at 4:30 AM
JerryAssburger

Stretch Cruiser & Chopper Motorized Bicycles New

This area is for sharing all about our custom stretch cruisers and choppers.

810
Threads

11,043
Messages

810
Threads

11,043
Messages

Micargi Seattle SS

Nov 18, 2020
Choochoo_nesby

Board Trackers and Vintage Motorized Bicycles New

Vintage enthusiasts share your board trackers and other vintage motorized bicycles ideas, builds and replicas here

1,468
Threads

41,093
Messages

1,468
Threads

41,093
Messages

Old Guys Simplex moto-peddle bike

Yesterday at 9:14 AM
EZL

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

399
Threads

5,221
Messages

399
Threads

5,221
Messages

I need help with Whizzer clutch slipping

Oct 20, 2020
wrench

Motorized Rat Rods New

Rat rods are in a class all by themselves. take a look and share your creations here.

158
Threads

2,350
Messages

158
Threads

2,350
Messages

Barn Fresh Rat gone woody

Nov 1, 2020
curtisfox

Friction Drive Motorized Bicycles

This area is for all things unique to friction drive motorized bicycles.

2
Threads

13
Messages

2
Threads

13
Messages

New friction drive section

Oct 15, 2020
Citi-sporter

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

306
Threads

5,368
Messages

306
Threads

5,368
Messages

Beware Of Milk Crates Mounted On Rear Rack

Oct 25, 2020
MEASURE TWICE

Pre-Motorized Bicycle Information. New

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.

637
Threads

6,847
Messages

637
Threads

6,847
Messages

Threading hub to accept disk brake adapter

Nov 20, 2020
Choochoo_nesby

Motorized Bicycle Accessories New

What are some of your favorite accessories. Saddle bags, apparel ect. Use this area to share them.

110
Threads

1,205
Messages

110
Threads

1,205
Messages

Backrest designs?

Nov 16, 2020
rocksalt27

Bicycle Motor

2 Stroke Bicycle Engines & Kits New

2 stroke engine kits need careful installation and setup, find out how from our professionals here!

3,152
Threads

38,163
Messages

3,152
Threads

38,163
Messages

Sachs 301 motorized wheel

Wednesday at 8:43 PM
Russell

4 Stroke Bicycle Engines & Kits New

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

1,579
Threads

21,748
Messages

1,579
Threads

21,748
Messages

Predator 79cc

Nov 18, 2020
MotoMagz

Morini Bicycle Engine New

Italian made Franco Morini engines are the ultimate bicycle motor. Learn and share how to get the most out of morini motors.

218
Threads

3,837
Messages

218
Threads

3,837
Messages

Ktm50 liquid cooled

Today at 6:56 PM
wrench

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.

2,694
Threads

28,684
Messages

2,694
Threads

28,684
Messages

Rear sprocket alignment issues!!!

Oct 25, 2020
curtisfox

Mounting Techniques for Bicycle Motors

Every frame is different. Share and ask questions about mounting your engine kit to your frame or rack

550
Threads

6,600
Messages

550
Threads

6,600
Messages

Gas Tank Studs

Aug 10, 2020
carburetor al

DIY Home Built Motorized Bicycle (non kit) New

Post all about your home built rides here. Weedwacker motors, lawn mower engines ect. This area is for non kit builds

1,146
Threads

22,221
Messages

1,146
Threads

22,221
Messages

79cc gear ratio?

Yesterday at 7:06 PM
Flyman

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

943
Threads

17,384
Messages

943
Threads

17,384
Messages

Oct 2, 2020
Alfa4c

Norm's 2 stroke repair center

Having problems with your 2 stroke engine? Just ask Norm, he loves to tinker and troubleshoot engines

498
Threads

5,279
Messages

498
Threads

5,279
Messages

Guys I need help today I was riding my bike at quarter trottle and it started 4 stroking bad then it bogged down and shut it off now when I start it i

Jul 16, 2020
Bikeguy Joe

Motorized Bicycle Mechanical Components

Heads and Cylinders New

All about your porting, compression, rings, cylinder and piston modifications to your bicycles engine

436
Threads

6,079
Messages

436
Threads

6,079
Messages

Blown head gasket

Nov 20, 2020
curtisfox

Intake & Exhaust

The ins and outs - carburetors, manifolds, mufflers, expansion chambers and more to keep your engine running the way you like

1,172
Threads

10,740
Messages

1,172
Threads

10,740
Messages

Stihl ts400 and ms660 intake port reed adapters

Oct 21, 2020
KT Creations

Lighting and Electrical New

Things that go ZOT! Ignition components, batteries, lighting and accessories

724
Threads

7,815
Messages

724
Threads

7,815
Messages

Brake light switch

Nov 5, 2020
Larry85326

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

1,231
Threads

11,187
Messages

1,231
Threads

11,187
Messages

Auto Shifting

Oct 28, 2020
LR Jerry

Wheels, Brakes and Suspension

All about suspensions, rims, tires and disk, drum and caliper brakes

978
Threads

8,525
Messages

978
Threads

8,525
Messages

Where to buy 29 inch Wheel?

Oct 21, 2020
Choochoo_nesby

Electric Bicycle Forum

Electric Bicycles, Trikes and Recumbent Bicycles New

Electric bicycles are quiet and efficient form of transportation for general commuting.

646
Threads

11,000
Messages

646
Threads

11,000
Messages

The Epic an electric tri car.

Friday at 8:25 PM
fasteddy

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.

153
Threads

1,946
Messages

153
Threads

1,946
Messages

Trigger shifters and integrated brake levers?

Jan 4, 2020
indian22

Electric Bicycle Non-hub Motor Drives

This section is for e-bikes powered by rc motors, gear driven and roller type motors

56
Threads

878
Messages

56
Threads

878
Messages

Replacing pedals with motor?

Oct 28, 2020
irishpowerjunkie

Electric Bicycle Batteries and Accessories

Discussion about battery options and different accessories like voltmeters, speedometers and other things to add to your e-bike

125
Threads

1,957
Messages

125
Threads

1,957
Messages

Anyone build a battery lately with the lithium ion smip08hp cells

May 6, 2020
zing

Hybrid Motorized Bicyles & Tricycles

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.

44
Threads

1,223
Messages

44
Threads

1,223
Messages

Beach Cruise Hybrid Mk 3 Progress Update

Jul 27, 2020
Davideo

Motorized Bicycle Tavern

Motorized Bicycle Pictures

Use this forum to share your pictures

1,518
Threads

17,078
Messages

1,518
Threads

17,078
Messages

Finally built and snowing out XD

Oct 27, 2020
Hooka

Motorized Bicycle Videos New

Use this area to share your videos

674
Threads

5,196
Messages

674
Threads

5,196
Messages

Loving my Phatmoto Rover

Nov 1, 2020
Davideo

Travels, Adventures and Motorized Bicycle Touring

Use this forum to tell us about your travels around the neighborhood or around the world

354
Threads

4,778
Messages

354
Threads

4,778
Messages

Newfoundland t railway

Sep 19, 2020
wheelbender6

Motorized Bicycle Racing

Here you go race fans!

16
Threads

627
Messages

16
Threads

627
Messages

Test

Oct 4, 2020
CrimsonPrince

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.