One of the most coveted icons of Porsche’s air-cooled legacy—the 1973 Porsche 911 Carrera RS 2.7 Touring—is set to cross the block at RM Sotheby’s this April in a headline-grabbing sealed drop event.

Two new retro-themed touring car festivals will take place in Britain next year, with north and south editions of Touring Car Rewind being held at Oulton Park and Brands Hatch. Circuit owner ...