Description
Engine Kit – Thumpstar 125 (Manual)
Before You Start
- Shipping oil must be drained and replaced before first use. High-quality 10W/40 oil is recommended.
Installation & Setup
- Professional installation is strongly advised.
- Ensure the crankcase breather is correctly installed and unobstructed to allow proper ventilation.
Running-In Instructions
- Run the engine at half throttle for the first 2 hours.
- After this period, change the oil and check valve clearances, adjusting if required.
Warranty
- Includes 30-day warranty covering manufacturing defects only.
- Excludes damage caused by incorrect installation, misuse, or racing use.
- Warranty begins from date of purchase.
