The Morgan 3 Wheeleris back, only now it’s called the Super 3. Unveiled on Thursday, the Super 3 is a ground-up design based on a monocoque structure, a first for a Morgan, and is powerered by a 1.5-liter inline-3 sourced from Ford. The engine is mated to a 5-speed manual borrowed from a Mazda MX-5 Miata, and delivers a peak 118 hp and 110 lb-ft…