High Quality Content by WIKIPEDIA articles! The EA827 family of petrol engines was introduced in 1974 by Volkswagenwerk AG (now Volkswagen Group). This is a very robust water cooled engine configuration for four- up to eight- cylinders, and is still in production.The EA827 is also the base for diesel engines, which share its 88 millimetres (3.46 in) cylinder spacing with the spark ignition petrol engines.