Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Spark Plug: Application and ID


Spark Plug Types

NGK: BKR5E11/BKR6E11
NGK (iridium/platinum): IFR5J11/IFR6J11
Denso: SK16PR11/SK20PR11/K20PR-U11/K16PR-U11

Note: NGK IFR5J11 is highly recommended for better engine starting performance under -25°C (-13°F)