SpeedoKleen Ultrasonic Cleaner is perfectly designed for you car as carburetor cleaner, motorcycle carburetor cleaner, engine components, heads, valves, seats, rockers, and more! Always test before use on new applications. After cleaning rinse all surfaces thoroughly with clean water. Directions for Use in Ultrasonic Cleaning Machines 1. Suggested Dilution Ratio - 1:7 (1 part solution to seven parts water) 2. Once parts are ready, submerge into tank for the designated time period recommended by your Ultrasonic Cleaning Machines Instructions. Then, remove and rinse with warm water. 3. Use compressed air to thoroughly dry parts to remove excess residue.