Below are possible answers for the crossword clue Engine fluid.
7 letter answer(s) to engine fluid
COOLANT
a fluid agent (gas or liquid) that produces cooling; especially one used to cool a system by transferring heat away from one part to another; "he added more coolant to the car's radiator"; "the atomic reactor used a gas coolant"; "lathe operators use an emulsion of oil and water as a coolant for the cutting tool"
Other crossword clues with similar answers to 'Engine fluid'