Here are some things that need to be considered when attempting this modification:
- Engine Mounts: The engine mounts on the TS100 frame will need to be modified or replaced to accommodate the 125 engine.
- Frame Strength: The TS100 frame may need to be reinforced to handle the increased power and torque of the 125 engine.
- Suspension: The suspension components of the TS100 may need to be upgraded to handle the added weight and performance of the 125 engine.
- Brakes: The brakes of the TS100 may need to be upgraded to handle the increased stopping power required for the 125 engine.
- Electrical System: The electrical system of the TS100 may need to be upgraded to handle the increased power demands of the 125 engine.
- Swingarm: The swingarm on the TS100 frame may need to be modified or replaced to accommodate the 125 engine.
It's important to note that these modifications can be complex and time-consuming, and may require specialized knowledge and tools to complete. If you are not comfortable performing these modifications yourself, it is recommended that you consult with a qualified mechanic or automotive professional.