We present you a manual for the maintenance, operation and repair of cars BMW 3 series E21 with a 4-cylinder gasoline engine models "315", "316", "318", "318i", "320", "320i" and with the 6-cylinder petrol engine models "320" and "323i", which were produced from 1975 to 1983.
Here you will find detailed technical characteristics of all units, mechanisms and assemblies, as well as recommendations for performing work for the maintenance and repair of the car.