How to guides, technical questions and answers.
Questions about 2-Stroke Motorized Bike Engines Filter by: • Engine Trouble • Fuel Mixture • Break In • Carby • Electrical • Exhaust • All Posts
gas flow problems
5 Hours Ago
Filter by: • Clutch • Chain Tensioner • Chains • Sprockets • Centrifugal Clutch • Pull Start • CVT • Jackshaft • All Posts
Q-Matic: What Caused This
13 Hours Ago
Motorized bike performance modifications. Performance carbs, porting, performance exhausts, expansion chambers, reed valves, boost bottles, ect.
Canister style expansion...
24 Minutes Ago
Questions about 4-Stroke Motorized Bike Engines
HuaSheng 142F vs Honda GXH50...
1 Day Ago
Mounting engines in a bike frame
Can the Hua Sheng 49cc motor...
Mounting engines on a rack
Fabricating a large rear...
Questions and answers about Friction Drive systems
'The Beast' Reborn
1 Week Ago
Filter by: • Brakes • Tires • Tubes • Wheels • Cranks • Pedals • Seats • Gears • Forks • Handlebars • Suspension • All Posts
2 Hours Ago
Painting bike frames, engines and tanks. Airbrushing and decals. Welding bike frames and other parts.
4 Days Ago
Motorized bicycle lighting and electronic systems
Electronic Circuit Builder...
7 Hours Ago
Questions and answers about Whizzer motorized bikes
Blue on Blue Whizzer
Questions and answers about Tricycles and Recumbents.Filter by: • Trikes • Recumbents • All Posts
My new trike project will be...
5 Days Ago
Motorized trailers and tow behind bicycle trailers.Filter by: • Push Trailers • Bicycle Trailers • All Posts
Pusher trailer stability /...