1. Introduction and Overview
Thank you for choosing the HOVER HEART 99cc-4 Stroke Gas Powered Mini Bike. This manual provides essential information for the safe operation, assembly, maintenance, and troubleshooting of your new mini bike. Designed for riders aged 13 and above, this mini bike features a powerful 99cc 4-stroke single-cylinder gas engine, capable of reaching speeds up to 34.5 KM/H (approximately 21.4 MPH). Its rugged steel frame supports riders up to 200 lbs, making it suitable for various terrains.
Key features include a pull-start mechanism, rear disc brake, pneumatic tires (145/70-6), and rechargeable LED lights with multiple modes for enhanced visibility.
2. Safety Information
Your safety is paramount. Always wear appropriate safety gear, including a helmet, eye protection, gloves, and sturdy footwear, when operating the mini bike. This product is intended for off-road use only and is not street legal. Always supervise young riders.
- Age Recommendation: Suitable for riders 13 years and older.
- Weight Limit: Maximum load capacity is 200 lbs.
- Safety Kill Switch: The mini bike is equipped with a safety kill switch for instant engine cutoff in emergencies. Familiarize yourself with its location and operation.
- Braking: Utilize the rear disc brake for reliable stopping power. Test brakes before each ride.
- Fuel Handling: Fuel and vapors are extremely flammable and explosive. Turn off the engine before refueling. Check for spills before restarting.
- Proposition 65 Warning: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
3. Package Contents
Upon unboxing, please ensure all components are present:
- MB001 Mini Bike (85% pre-assembled)
- User Manual
- LED Light for Dirt Bike
- Tool Kits
If any parts are missing or damaged, please contact customer support immediately.
4. Setup and Assembly
Your HOVER HEART Mini Bike comes 85% pre-assembled, with complete installation typically taking around 20 minutes. The included tool kit contains the necessary items for assembly.
Assembly Steps:
- Unboxing: Carefully remove all components from the packaging. Remove any protective wrapping or zip ties.
- Handlebar Installation: Attach the handlebars to the steering column using the provided bolts and tools. Ensure they are securely tightened and aligned.
- Front Wheel Attachment: Secure the front wheel to the fork. Ensure the axle is properly seated and tightened.
- LED Light Installation: Mount the LED light to the front of the mini bike and connect any necessary wiring.
- Pre-Ride Checks: Before the first ride, double-check all bolts, nuts, and connections for tightness. Verify brake functionality and tire pressure.

5. Operating Instructions
Starting the Engine:
- Ensure the fuel tank has sufficient gasoline.
- Turn the fuel valve to the ON position.
- Set the choke lever to the START position (if the engine is cold).
- Pull the starter cord firmly until the engine starts.
- Once the engine is running, gradually move the choke lever to the RUN position.

Controls and Riding:
- Throttle: Gently twist the throttle grip to accelerate.
- Brakes: Use the hand lever for the rear disc brake to slow down or stop.
- LED Lights: The rechargeable LED lights offer multiple modes: Low beam, High beam, All bright, and Flash. Select the appropriate mode for visibility.
- Terrain: The pneumatic tires and robust frame are designed for various off-road conditions, including grassy fields, mountain paths, sand fields, and gravel paths.

6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your mini bike.
- Chain Maintenance: Regularly inspect the drive chain for proper tension and lubrication. Clean and lubricate the chain after every few rides, especially if ridden in dusty or wet conditions.
- Tire Pressure: Check tire pressure before each ride. The pneumatic tires (145/70-6) require proper inflation for safety and performance. Refer to the tire sidewall for recommended pressure.
- Engine Care: As an air-cooled 4-stroke engine, ensure the cooling fins are free from debris. Check engine oil levels regularly and change as per the engine manufacturer's recommendations.
- Cleaning: Clean the mini bike after each use, especially if exposed to dirt, mud, or water, to prevent rust and corrosion.
- Brake Inspection: Periodically inspect the rear disc brake for wear and proper adjustment.

7. Troubleshooting
Here are some common issues and their potential solutions:
- Engine Not Starting:
- Check fuel level and ensure the fuel valve is open.
- Verify the choke is in the correct position (START for cold engine, RUN for warm).
- Ensure the safety kill switch is in the RUN position.
- Inspect the spark plug for fouling or damage.
- Loss of Power:
- Check fuel quality and level.
- Inspect the air filter for clogging.
- Ensure the drive chain is properly tensioned and lubricated.
- Brakes Not Responsive:
- Inspect brake pads for wear.
- Check brake cable tension and adjust if necessary.
For persistent issues, please contact customer support.
8. Specifications
| Model Name | MB001 Mini Dirt Bike |
| Engine Type | 99cc 4-Stroke Single-Cylinder Gas Engine |
| Max Speed | 34.5 KM/H (approx. 21.4 MPH) |
| Max Load | 200 lbs |
| Vehicle Weight | 75 lbs |
| Tire Size | 145/70-6 Pneumatic Tires |
| Ground Clearance | 5.9 inches |
| Wheelbase | 36.2 inches |
| Overall Vehicle Dimensions (LxWxH) | 50.4" x 22.4" x 32.7" |
| Fuel Capacity | 0.31 Gallons (approx. 25-mile range) |
| Brake Style | Rear Disc Brake |
| Special Feature | Rechargeable LED Headlight (Low beam, High beam, All bright, Flash) |

9. Warranty and Support
Your HOVER HEART Mini Bike comes with a 90-day warranty. We also offer 30-day easy returns for your convenience. For any questions, concerns, or support needs, please contact our customer service team. We are dedicated to providing assistance and ensuring your satisfaction.
Please retain your proof of purchase for warranty claims.