This is a great video of a tear down of the V35A engine that is in the new Tundra, Sequoia, LC300, GX550, LX600 and LX 700h. Tons of debris that was not removed during the manufacturing process and circulated through out the entire engine.
View: https://m.youtube.com/watch?v=6QKr9qIgIEM&pp=ugUEEgJlbg%3D%3D
View: https://m.youtube.com/watch?v=6QKr9qIgIEM&pp=ugUEEgJlbg%3D%3D