In this installment of Toyota’s Engines 101 series, we’re taking a closer look at one of the most critical parts of an engine: its valvetrain. Watch more from this series: • Engines 101: How Does a Diesel Engine Work…
0:00 Engines 101: Understanding Valvetrains 0:30 What does a valvetrain consist of? 2:19 What is VVT-I? 3:28 How does the Atkinson Cycle Engine make the valvetrain more efficient?