Cooper Convertible (R52) L4-1.6L (W10) (2005)
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Spark Plug: Application and ID
TSB Update
The content of this article reflects the changes identified in TSB SI M12 01 02 dated March 2009.
The spark plug used for the R50, R52, and R53 MINI models, Cooper and Cooper S, is designated
NGK .................................................................................................................................................................................................................. BKR6EQUP
part number 12 12 0 030 548
The spark plug used for the Cooper S (R52, R53) with the John Cooper Works Tuning Kit (including the GP version) is designated
NGK .................................................................................................................................................................................................................. BKR7EQUP
part number 12 12 0 031 708
This is a quad electrode spark plug design that incorporates a platinum-plated center electrode and four ground electrodes.
