Mazda Workshop Service and Repair Manuals

Spark Plug: Specifications
Gap

Spark Plug

Type ..............................................................................................................................................................................................................................  NGK
Standard Plug ................................................................................................................................................................  BKR5E-11, BKR6E-11, PZFR6F*
Electrode Gap .........................................................................................................................................................................   1.0-1.1 mm (0.040-0.043 in)

Type ............................................................................................................................................................................................................................  Denso
Standard Plug .............................................................................................................................................................................  K16PR-U11, K20PR-U11
Electrode Gap .........................................................................................................................................................................   1.0-1.1 mm (0.040-0.043 in)

Type .....................................................................................................................................................................................................................  Champion
Standard Plug .....................................................................................................................................................................................  RC8YC4, RC10YC4
Electrode Gap .........................................................................................................................................................................   1.0-1.1 mm (0.040-0.043 in)

Type ...........................................................................................................................................................................................................................  Mazda
Standard Plug .........................................................................................................................................................................  BP13 18 110, BP14, 18, 110
Electrode Gap .........................................................................................................................................................................   1.0-1.1 mm (0.040-0.043 in)

* Only for MAZDASPEED Protege'