1. Introduction
This manual provides comprehensive instructions for the assembly, setup, operation, and maintenance of your TAMIYA 18630 mini4WD Pro Dash 3 Shooting Star MS Chassis model. This high-performance Mini 4WD PRO machine is designed for enthusiasts who enjoy building and racing model cars. Please read all instructions carefully before beginning assembly or operation to ensure proper function and safety.
2. Safety Information
- WARNING: CHOKING HAZARD - This product contains small parts and is not suitable for children under 3 years of age.
- Adult supervision is recommended during the assembly and operation of this model.
- Always read and understand all instructions before assembly and use.
- Keep batteries out of reach of small children. Do not mix old and new batteries, or different types of batteries.
- Dispose of used batteries responsibly according to local regulations.
- Avoid operating the model in crowded areas or near obstacles to prevent accidents.
3. Package Contents
Verify that all components listed below are present in your kit:
- Dash 3 Shooting Star body components
- MS (Chassis) chassis parts (three-piece frame)
- Twin shaft motor
- N-02 ogive parts
- Four-spoke wheels with large-diameter slick tires
- Assembly hardware (screws, gears, etc.)
- Instruction manual
Note: Two AA (R6/UM3) alkaline batteries are required for operation and are not included in this kit.
4. Assembly Instructions
Follow these steps to assemble your TAMIYA 18630 mini4WD Pro Dash 3 Shooting Star. The MS chassis features a 'One-Touch' design for glue-free assembly.
- Unpack Components: Carefully remove all parts from the packaging and organize them for easy access.
- Assemble MS Chassis: Connect the three-piece MS chassis frame components. Ensure they snap together securely without the need for adhesive.
- Install Motor: Insert the twin shaft motor into the central position of the assembled chassis. Confirm that the motor is seated correctly and its shafts align with the gear connections for optimal power transmission to all four wheels.
- Attach Wheels and Tires: Mount the four-spoke wheels onto the axles and then fit the large-diameter slick tires onto the wheels. Secure the wheel assemblies to the chassis.
- Assemble Body: Construct the body of the Dash 3 Shooting Star. This includes attaching the forward-positioned roof, extended side pontoons, and the large diameter air intake. Refer to the illustrations in the printed manual for detailed guidance on body component placement.
- Secure Body to Chassis: Once the body is assembled, carefully attach it to the MS chassis. Ensure it is firmly secured.
- Apply Decals: If included, apply any decals or stickers to the body according to the design shown on the packaging or in the manual.

This image displays the fully assembled TAMIYA 18630 mini4WD Pro Dash 3 Shooting Star. The model features a white body with blue accents and orange '3' decals, a dark canopy, and white wheels. The overall length is 152mm.
5. Setup
Before operating your Mini 4WD PRO machine, follow these setup steps:
- Battery Installation: Locate the battery compartment on the chassis. Insert two AA (R6/UM3) alkaline batteries, ensuring that the positive (+) and negative (-) terminals are aligned correctly as indicated inside the compartment.
- Initial Check: After installing the batteries, briefly switch the power on (if applicable) to confirm that the motor engages and the wheels spin freely. Switch the power off immediately after this check.
6. Operating Instructions
The TAMIYA 18630 mini4WD Pro Dash 3 Shooting Star is designed for high-speed racing on dedicated Mini 4WD tracks. It operates as a free-running model and does not feature remote control functionality.
- Placement: Place your TAMIYA 18630 mini4WD Pro Dash 3 Shooting Star on a flat, clear surface or, ideally, within a Mini 4WD race track.
- Power On: Locate the power switch on the chassis and slide it to the 'ON' position. The centrally positioned dual shaft motor will activate, driving all four wheels.
- Operation: The vehicle will move forward. On a track, it will follow the track guides.
- Power Off: To stop the vehicle, slide the power switch to the 'OFF' position.
7. Maintenance
Regular maintenance will help ensure the longevity and optimal performance of your model.
- Cleaning: After each use, gently clean the chassis and body with a soft, dry cloth to remove any dust, dirt, or debris. Avoid using water or harsh chemicals.
- Wheel and Tire Inspection: Periodically inspect the wheels and tires for signs of wear, cracks, or damage. Replace worn components as needed to maintain performance.
- Motor and Gear Check: Ensure that the motor is securely mounted and that all gears are clean, properly aligned, and free from obstructions. A small amount of TAMIYA-approved gear grease can be applied if necessary.
- Battery Care: Always remove the batteries from the model if it will not be used for an extended period to prevent potential battery leakage and damage to the electronics.
- Storage: Store the model in a cool, dry place away from direct sunlight and extreme temperatures.
8. Troubleshooting
If you encounter issues with your TAMIYA 18630 mini4WD Pro Dash 3 Shooting Star, refer to the following common problems and solutions:
- Vehicle does not move:
- Check if the batteries are installed correctly with the correct polarity.
- Ensure the batteries are fresh and fully charged. Replace if necessary.
- Verify that the power switch is in the 'ON' position.
- Inspect the motor connections and ensure gears are properly engaged and not jammed.
- Vehicle runs slowly or inconsistently:
- Replace old batteries with new, fresh alkaline batteries.
- Clean any debris (dust, hair) from the wheels, axles, or gears that might be causing friction.
- Ensure all moving parts, especially gears, are free to rotate and are not binding.
- Unusual noise during operation:
- Switch off the power and inspect for any loose parts, foreign objects caught in the gears, or damaged components.
- Check the motor for any signs of damage or misalignment.
9. Specifications
| Feature | Detail |
|---|---|
| Model Name | 18630 mini4WD |
| Model Number | 18630-000 |
| Brand | TAMIYA |
| Length | 152 mm |
| Width | 92 mm |
| Scale | 1:32 Scale |
| Motor | Twin shaft motor included |
| Power Source | 2 x AA batteries (not included) |
| Assembly Required | Yes (Snap assembly) |
| Operation Mode | Push (Free-running, track-guided) |
10. Warranty and Support
For technical support, replacement parts, or any inquiries regarding your TAMIYA 18630 mini4WD Pro Dash 3 Shooting Star, please refer to the official TAMIYA website or contact TAMIYA customer service directly. Specific warranty details may vary by region and retailer.