FIESTA XR TURBO The spec levels of 1980s and ’90s cars were very clear-cut. Nowadays you have to wade through a quagmire of ST-Line and T-Spirit and Type S and S-Line, being hoodwinked by models purporting to be sportier and swankier than they are, but there was no such nonsense back in the time when we only had four TV channels and your telephone was hard-wired into your house. If you had a Fiesta Popular, everyone knew you’d bought the entry-level, bargainbasement model. The next rung up the ladder was the Popular Plus, then the L, Ghia, S, and finally XR2. These were the six core offerings in the eighties – naturally there were a bunch of special editions to confuse and confound (Bonus, Festival, Firefly, Dash, Holiday, Fresco, you…