Vauxhall do not ... The standard Viva Rocks model offers 62.8mpg combined under the old NEDC measurement, so you should see close to 50mpg in normal driving without too much effort. The Viva Rocks was ...

Vauxhall touted the Grand Slam as a spiritual descendent of the classic Viva GT on our alpine drive, but few buyers will make the connection. It's a factor of limited importance to the general car ...