Will Chem Dip Eat Plastic?

The dip will eat all the plastic and rubber.

Is Chem dip safe for plastic?

This product is safe and easy-to-handle and is compatible with most metals and plastics; however, soak times with aluminum and its alloys should be limited to a few hours to avoid darkening the metal. Berryman Professional Chem-Dip Carburetor & Parts Cleaner (part #0905) comes in a 6-gallon steel bucket.

Is Chem dip safe for rubber?

It is safe on for use on plastic, rubber, and most paints and metals but can react with some grades of aluminum and aluminum alloys. If you use this product and have an aluminum-based carburetor (which is quite common for small engines), please limit soak times to 30-60 minutes per dip.