Audi 80/Avant (B4)

since 1991-1995 release

Repair and operation of the car

Designations of spark plugs

Having the designations given in the table below you having got the spark plugs corresponding to your car. What is behind numbers and letters?

Kalilny number: spark plugs have to be calculated on temperatures arising in the engine at combustion. The index speaks about that, how many heat the spark plug can take away, without overheating thus itself. If the candle takes away too much heat, it does not reach self-cleaning temperature, and on electrodes of a spark plug soot settles.

Electrodes: in Audi 80 spark plugs with three electrodes are applied.

Candle carving: its length has to make at spark plugs for Audi 80 – 19 mm; diameter of a carving – 14 mm.

Width under a wrench: for installation of a candle key models have to have a hexagon with 4-and 5-tsilidrovy engines 20,8 mm wide, at 6-cylinder engines this size makes 16 mm.

Prileganiye surface: for all engines spark plugs with a flat surface of a prileganiye are ordered. They are supplied with not falling down sealing ring therefore it is not necessary to put any additional sealing ring.

Spark plugs for Audi 80

The spark plugs called in the table correspond to instructions of the producer