Yes, Honda Did It First! Our recent article about Ferrari’s pill-shaped piston patent had a lot of readers commenting that Honda did it decades ago with their NR engine project. While Honda had their ...

General Motors may not be building a bike engine, but this two-stroke concept has real potential for motorcycle engineering. General Motors and two-stroke engines aren’t exactly two things you expect ...

The story of how Honda developed an oval-piston race engine that ultimately failed but still made history along the way. Honda pioneered oval piston technology in the 1970s for four-stroke racing ...