Peugeot has introduced a new lightweight, eight-valve, 1.4-litre HDi turbo diesel engine for its 206 and 307 ranges. With slightly different tuning, the new engine develops 68bhp in the 206 and 70bhp in the 307. Fuel consumption on the European combined drive cycle is 65.7 mpg for the 206 and 62.8 mpg for the 307.