Engine and motor are synonyms in modern English usage. But don’t argue with me. Take it up with MIT. https://engineering.mit.edu/engage/ask-an-engineer/whats-the-difference-between-a-motor-and-an-engine/
Also
https://bestride.com/news/entertainment/grammar-nerd-should-you-call-it-a-motor-or-an-engine
While you’re at it, drop a note to the boys in Milwaukee, who insist on using “The Motor Company“ as vernacular for Harley-Davidson.