Loyalheartdy 36 Tooth Bicycle Motor Kit 100CC 2-Stroke Gas Motorized Bicycle Engine Set

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. 50mm bore single piece cylinder/head (increased weight capacity, lower operating temps, easier starting, sustained power output across varied rpm range)

UPGRADES INCLUDE

36 Tooth Sprocket, Red Speed Carburetor, and Upgraded CDI.

4 Bolts attach the engine to your bike frame and this kit comes are 8mm vs the standard 6mm. That means the mounts are twice as strong and twice as secure.

SPECIFICATIONS

• Bore and stoke: 50mmx40mm
• Ignition Mode: CDI Ignition
• Max.Power: 3.2kw/5500r/min
• Compression ratio: 6: 1
• Transmission ratio: 18: 1
• Cooling: Air-cooling
• Starting: Kict starting
• Shifting way: Sprocket
• Lubricating oil: Two-stroke machine oil
• Max.speed: 48km/h
• Sparking plug: Z4C 16MMM
• Max.Load capacity: 180kg
• Tank capacity: 2L
• Fuel Type: 90#
• Fuel consumption: 5L/100km
• Engine type: Gasoline engine
• N.W: 11kg/24.25lbs
• G.W: 12kg/26.5lbs
• Ctn size: 47x43x17CM/18.5"x 16.9"x 6.7"
• Engine requires 8oz 2 Stroke oil per gallon of gas during Break In Period

Note:

Two-stroke gasoline is a bit noisier and also requires a touch of solid oil between the gears. Please consider before purchase

PACKAGE INCLUDES

• 1 x Engine
• 1 x CDI Assembly
• 1 x Fuel Tank (with Valve)
• 1 x Carburetor Assembly
• 1 x Exhaust Muffler
• 1 x Clutch handle
• 1 x Left Handle Grip
• 1 x Twist-grip Throttle with Kill Switch
• 1 x Clutch Cable
• 1 x Throttle Cable
• 1 x Chain
• 1 x Sprocket
• 1 x Chain Idler Pulley
• 1 x Chain Guard
• 1 x Set of Other Mounting Accessories

• 150 miles per gallon, very energy-efficient and economical. Engine requires 8oz 2 Stroke oil per gallon of gas during Break In Period
• This is a full set of 2-stroke air-cooled 100CC single-cylinder gasoline bicycle engine, including all the parts and accessories that can turn an ordinary bicycle into an electric bicycle. Using this set of bicycle engine kits, you can transform the bicycle to your liking
• Choke lever on the handlebars, Main jet. (Can be re-jetted), Pilot jet, Copper oil needle, Idle RPM Screw, Idle Air Screw delivers more fuel with the choke on, instead of restricting air. Great for cold weather starts
• The gas engine kit is suitable for most 26" and 28" ordinary bicycles with a large diamond frame. It is very suitable for upgrading from ordinary bicycles to electric bicycles, and you can enjoy faster riding
• 50mm bore single piece cylinder/head (increased weight capacity, lower operating temps, easier starting, sustained power output across varied rpm range). 4 bolts attach the engine to your bike frame and this kit comes are 8mm vs the standard 6mm. That means the mounts are twice as strong and twice as secure

We aim to provide a smooth and reliable delivery experience for all orders placed with Havenlia.

Processing Time

Orders are processed within 1–3 business days. Once your order has been dispatched, you will receive a confirmation email with tracking information.

Delivery

Most orders arrive within 7–12 business days after dispatch. Delivery times may vary depending on the item and your location. All orders are shipped with care to ensure quality and consistency.

Free Shipping

We offer free shipping on all orders within the United States, with no additional or hidden fees.

Customer Service

Availability: Monday to Friday, 9:00 AM – 5:00 PM (EST)

Company name: Havenlia
Business Address: 535 Beluga Ave Apt D, JBER, AK 99505, United States
Business email: [email protected]
Phone: +1 (313) 999-6518

Support Information:
Our English-speaking customer support team is available to assist customers across the United States. We aim to respond to all inquiries within 24 hours on business days.

We want you to feel confident with every purchase. If you are not completely satisfied, you may request a return within 30 days of receiving your order.

To be eligible for a return, items must be unused, in their original condition, and in the original packaging.

Once your return is received and inspected, we will process your refund.

Support Hours

Monday to Friday, 9:00 AM – 5:00 PM (EST)

Company name: Havenlia
Business Address: 535 Beluga Ave Apt D, JBER, AK 99505, United States
Business email: [email protected]
Phone: +1 (313) 999-6518

Support Information

Our dedicated customer support team is here to assist customers across the United States. We aim to respond to all enquiries within 24 hours on business days and are committed to providing fast, friendly, and professional support.