Ford Duratec I4 / Mazda L Engine: Complete Expert Guide to Performance, Reliability, Common Problems & Maintenance

🔍 Introduction: Why Does the Ford Duratec I4 / Mazda L Family Divide Owners? Why is the Ford Duratec I4 / Mazda L engine family simultaneously praised for engineering sophistication yet criticized for specific recurring failures that can devastate unprepared owners? This aluminum-block, chain-driven inline-four powerplant represents one of the most widespread automotive collaborations of … Read more