125012 COLEMAN Mini Engine

Review COLEMAN Mini Bike Engine

The Coleman 125012 Mini Bike Engine is a compact and powerful addition to any mini bike or go-kart. This engine is designed to provide reliable and efficient performance for your recreational vehicle.

The engine is powered by a 50cc, 2-stroke, air-cooled engine with a displacement of 50 cubic centimeters. It features a simple and easy-to-use design with a manual choke and a 3.75:1 compression ratio. The engine also comes with a pre-mix kit, which allows you to easily mix fuel and oil for optimal performance.

The engine is equipped with a single-cylinder design, which provides smooth and consistent power output. It also features a crankshaft-driven expansion chamber exhaust system, which helps to reduce exhaust emissions and improve fuel efficiency. The engine is also equipped with a clutch system, which allows for easy and smooth engagement of the powertrain.

The engine is built with durability in mind, featuring a forged piston, a chrome-plated cylinder, and a hardened crankshaft. It also comes with a spark arrestor muffler, which is required for use in certain areas and helps to reduce the risk of wildfires.

The engine is relatively lightweight, weighing in at just 14.4 pounds, making it easy to transport and install. It also comes with a number of mounting points and hardware, making installation a straightforward process.

The Coleman 125012 Mini Bike Engine is designed to be easy to maintain, with accessible oil drain plug and air filter. It also comes with a user-friendly manual, which provides detailed instructions for operation, maintenance, and troubleshooting.

Overall, the Coleman 125012 Mini Bike Engine is a high-quality and reliable engine that is perfect for powering your mini bike or go-kart. Its compact size, powerful performance, and easy maintenance make it an excellent choice for recreational vehicle enthusiasts.

The Coleman 125012 Mini Bike Engine is a popular choice for those looking to upgrade or replace the engine in their mini bikes. Here are some pros and cons to help you make an informed decision:

1. Powerful: The Coleman 125012 Mini Bike Engine is a 125cc, 2-stroke engine that delivers more power than many standard mini bike engines. This can make your mini bike faster and more responsive.

2. Easy to Install: The engine is designed to be a direct replacement for many popular mini bike models. This means that the installation process can be relatively simple, as most of the necessary mounting points and connections are already in place.

3. Affordable: Compared to other options on the market, the Coleman 125012 Mini Bike Engine is quite affordable. This makes it a good choice for those on a budget.

4. Durable: The engine is built to be tough and can handle the rigors of off-road riding. It also comes with a number of features designed to prolong its lifespan, such as a reed valve and a forced oil lubrication system.

1. 2-Stroke: The engine is a 2-stroke engine, which means that it requires a constant flow of oil and fuel to run. This can make maintenance more complex and time-consuming, as you will need to mix the fuel and oil in the correct proportions.

2. No Exhaust System: The engine does not come with an exhaust system, so you will need to purchase one separately. This can add to the overall cost of the project.

3. Limited Warranty: The engine comes with a limited warranty that only covers manufacturing defects. This means that any damage caused by normal wear and tear or accidental damage is not covered.

The Coleman 125012 Mini Bike Engine is a powerful and affordable option for those looking to upgrade their mini bike. While it does come with some drawbacks, such as the need for constant oil and fuel mixing and the lack of an exhaust system, the benefits, such as its durability and ease of installation, make it a worthwhile consideration. Ultimately, whether or not this engine is right for you will depend on your specific needs and budget.

If you are looking for a more powerful and responsive engine for your mini bike and are comfortable with the 2-stroke design and the added maintenance requirements, then the Coleman 125012 Mini Bike Engine is a good choice. However, if you prefer a more traditional 4-stroke engine or are concerned about the added cost and complexity of maintaining a 2-stroke engine, then you may want to consider other options on the market. It's always a good idea to do your research and compare different engines to find the one that best fits your needs and budget.

Details:

105cc taken off of Coleman b100 -highly modified -only needs air filter and clutch only depending what your installing it onto -governor removed plugged -racing spark plug -de-muffled exhaust -Honda carburetor -air mount red -gas tank installed connected to -kinda hanky build, but still runs perfectly fine -perfect for project builders -tops out around 35mph on average mini bike setups -chunk missing on crank hold never have had issues with -ready be mounted, wired, go riding.

specifications gokartmecca:

• brand: Coleman
• mpn: 125012
• model: 2410102013
• type: Engines
• product type: Parts Accessories

general gokartmecca:

• category: Auto Parts > Outdoor Sports > Go-karts Recreational

returns gokartmecca:

• policy: no returns

payments gokartmecca:

• other
• wallet: apple-pay
• money order
• credit card: discover

seller gokartmecca:

• rating: 0.0%
• city: spokane, washington
• # reviews: 0

shipping gokartmecca:

offer gokartmecca:

• sold #: 7
• availability: in stock
• best offers: true
• quantity: 1
• started: march 14, 2026
• options: seller-arranged-local-pickup