MG has introduced a new Euro 6 stop-start engine to its MG3 supermini model, reducing emissions to 124g/km. 

The model range includes a single 1.5-litre petrol engine, and four trim levels - MG3 3Time (from £8,399); MG3 3Form (from £9,599); MG3 3Form Sport (from £9,899); MG3 3Style (from £10,499); and MG3 3Style Lux.

Final assembly of the car takes place at Longbridge, Birmingham.