8:40 Regarding the small intakes, Westinghouse engines were notoriously anemic, so they didn't need a lot of air. If their household appliances were as bad as their jet engines, they would have gone out of business before their first refrigerator had used up its warranty.
Yes there were many early US aircraft which were let down by Westinghouse engines. I think one pilot's quote from the time said that their toasters put out more heat than their engines.