The 5.7-Liter "i-Force" V8 Is The Largest Japanese V8 Engine Ever The 5.7-liter "i-Force" V8, officially known as the 3UR-FE, is the largest member of Toyota’s global UR engine family ...
However, we're going to charge ahead to its sibling, the 3UR-FE V8, because, well, it holds a slight advantage over the 1UR with 381 hp. The engine made its debut under the hood of the 2007 Toyota ...