ML 430 (163.172) V8-4.3L (113.942) (2000)
BK
ISO version for BCP series
5
Thermal index
E
Length of thread
S
Design features
Example: IFR5D 10
I
Spark plug type (iridium electrode)
F
Dimensions of spark plug body
R
Interference suppression resistance
5
Thermal index
D
Design designation
10
Electrode gap