Ford is promising to deliver an EV truck next year that starts at $30,000 and can compete with Chinese automakers without undermining profit margins. A combination of 3D-printed Lego-like parts, Formula 1 thinking, and a bounty program will help the company hit that target, Ford said Tuesday.  It will have to. Ford took a $19.5 billion hit in December and ended production of its battery-electric F-150 Lightning. It can’t afford for this new EV business strategy to fall flat. Ford’s bet on a