When GM Built The Most Durable 4 Cylinder Ever - The Iron Duke

The Iron Duke 4 was nobody's favorite engine, but it was an engine that powered 4 million cars across America and delivered your mail for decades. Watch The Full Rare Cars Playlist: https://www.youtube.com/watch?v=kOBDvF3Dnl0&list=PLg0oOEPHH6i_Pf6c1nye3sqN1zOULwxMh 🎥 VIDEOS TO WATCH NEXT 🎥 The Greatest V8 Ever Built In Just 90 Days: https://www.youtube.com/watch?v=rXX7l7JdwJI&list=PLg0oOEPHH6i_Pf6c1nye3sqN1zOULwxMh&index=85 Chevy's Secret V8 Masterpeice: https://www.youtube.com/watch?v=JcFEUi7R9_Y The Vette Too Fast To Advertise: https://www.youtube.com/watch?v=g4gJ7QgYYjA *Note, we are not historians. If you see an error in our research, please mention it in the comments! For business inquiries or other inquiries, reach out to: rarecarsmedia@gmail.com NOTICE: Clips used from other videos are fair use and fall under U.S. copyright law because this work is transformative in nature, and has no negative effect on the market for the original work. It is against the law to fraudulently claim a copyright on a video you do not own under the DMCA or to abuse YouTube’s copyright claim tool. Copyright concerns and takedown requests can be submitted to: rarecarsmedia@gmail.com #rarecars #rarecar #musclecar #classiccars #classiccar #ironduke4