About this item

• Bicycle Engine Kit: This bike engine kit includes all of the necessary items to turn your pedal bicycle into a motorized speed demon with easy to follow instructions and phone support if needed.
• High Efficiency: 50mm bore single piece cylinder/head, increased weight capacity, lower operating temps, easier starting, sustained power output across varied rpm range.
• Upgraded Tunable High Performance Carburetor. Features: Choke lever on the handlebars, Main jet. (Can be re-jetted), The pilot jet, Copper oil needle, Idle RPM Screw, and Idle Air Screw deliver more fuel with the choke on, instead of restricting air. Great for cold weather starts!
• Upgrades include: 36 Tooth Sprocket, Red Speed Carburetor, and Upgraded CDI. 4 bolts attach the engine to your bike frame and this kit comes 8mm vs the standard 6mm. That means the mounts are twice as strong and twice as secure.
• Excellent Service: We provide quality assurance service to the bicycle engine kit, to ensure that every customer receives good quality products, if you have any questions about our products, we will be patient to answer questions, for you to share the trouble.