Originally Posted by
paddlenbike
For many years Toyota was the technology leader for engines. Now that leader just might be Ford. The new 2.7L Ecoboost (twin turbo V6) used in the new F150 uses a compacted graphite iron (CGI) block (only found in high end diesel and race engines), main bearing caps are wedge fracture-split caps strong enough to support its own weight in a deadlift without the bolts. Skirt and lower crankcase are aluminum with a 1-piece ladder securing the main bearing caps (I think the 5VZ might use this too.) Makes 120 horsepower per liter, and it's a truck engine. Yet, the hardware and design more closely resemble a race engine.