top of page

Use code SCNEWCUST15 for 15% off ALL scooters through month-end.  Redeem here

DIY Electric Bike Conversion: Using a Starter Motor

Transforming a traditional bicycle into an electric bike can be an exciting project for DIY enthusiasts. In this guide, we'll walk you through the steps to create an electric bike using a starter motor from a car, providing a powerful and cost-effective way to electrify your ride.

Step 1: Acquire a Starter Motor and Battery
Firstly, you'll need a starter motor, which is designed to jump-start a car's engine. These motors are robust and capable of providing the necessary torque. Ensure that the motor is in good working condition. You will also need a suitable battery to power the motor, preferably a 12V battery to match the starter's standard operating voltage.

Step 2: Choose the Right Bike
Select a bicycle that is sturdy enough to handle the additional weight and torque of the motor. The frame should have enough space to mount the motor and battery securely.

Step 3: Mount the Motor
The starter motor will need to be mounted to the bike frame, usually where the bottom bracket is located. Custom mounts can be fabricated or purchased to secure the motor in place. Ensure the motor's drive can engage with the bicycle's chain or wheel.

Step 4: Install a Throttle
You will need a throttle to control the motor's power. Throttle kits can be bought online and are typically easy to install on the handlebars.

Step 5: Set Up the Drive Mechanism
The starter motor needs to be connected to the bike's drivetrain. One method is to use a chain or belt to connect the motor's output shaft to the rear wheel sprocket. Adjust the tension so that there is no slippage, but not so tight that it causes undue strain.

Step 6: Connect the Electronics
Wire the motor to the throttle and battery, ensuring all connections are secure and insulated to prevent shorts. Use a fuse between the battery and motor for added safety.

Step 7: Testing and Tuning
Carefully test the electric bike in a controlled environment. Make necessary adjustments to the motor alignment, chain tension, and throttle response.

Safety Note:
Please be aware that converting a bike with a starter motor can result in high speeds and torque. It's essential to implement proper safety measures like speed controllers and to use this ebike in accordance with local laws and regulations.

Building an electric bike with a starter motor is a challenging but rewarding project that can give a second life to both the motor and a conventional bike. Remember to always wear protective gear and ride responsibly.

Levy Electric Scooter Icons

Start a Fleet

Start a rental fleet with Levy

Levy Electric Scooter Icons


Wholesale Levy scooters at your online store or shop

Levy Electric Scooter Icons

Retail Partners

Wholesale Levy scooters at your 
online store or shop

Levy Electric Scooter Icons

Tag us

Follow and tag us on social!

Brand Ambassador

Earn money for referring friends and growing the network

Service Guides

DIY repair tools, videos, and more


Interested in working at Levy?


Invest in the Levy Network

Levy Locations

Find our rental, repair, and store locations

The Levy App

Download the Levy app to find scooters closest to you


Technical specs for all of our scooters


The Levy swappable battery system

Spare Parts

Every spare part you need for your scooter


Choose the Levy scooter that suits you best


Learn more about electric scooter tires


Bags, phone holders, helmets and more

Levy Electric Scooter Icon

The everyday electric scooter, perfect for the daily commute.

Levy Electric Scooter Fleets Icon

Start a rental fleet with Levy scooters and software

Levy Plus Electric Scooter Icon

Our high-end, long range cruiser with double the range of the Levy.

Support Center

FAQs, how-to videos, and quick start guides

Shipping App

Discounted shipping labels for moving your scooter (or any package).

Range Calculator

Estimate real-world range for any scooter

Electric Scooter Laws

Electric scooter laws by state & city


Subscribe to a scooter for $70/month

Shop Locator

Find a location to test ride or bring your Levy in to get repaired


Get in touch with our team

Quick-start guide

Get started with your Levy

Returns & Warranty

Every spare part you need for your scooter

Shipping Policy

Shipping Policy US and International

bottom of page