NOT FOR 928 !!!!!
      Bosch Says dunno Why
  WR 7 DTC WR 7 DC+ WR 78 WR 78 X
         
Bosch Number 0 242 235 590 0 242 235 663 0 242 232 504 0 242 232 505
Bosch Description Spark Plug  Super Spark Plug  Super Plus Spark Plug  Super 4 Spark Plug  Super 4
EAN: 3165141056785   3165141074338 3165141074352
Trade Numbers: WR 7 DTC WR 7 DC+ WR 78 WR 78 X
Points Gap [mm]: 0,8  0,8    
Spanner Size: 20,8  20,8  20,8 20,8
Outer Thread [mm]: 14  14  14 14
Thread Pitch [mm]: 1,25  1,25  1,25 1,25
Thread Length [mm]: 19  19  19 19
Terminal number   1 4 4
Connector Types   Ma Ma Ma
Spark Gap   3 4 4
Resistance kOhm   6 6 6