Motorcraft STK 19 - Alternative spark plugs

Replacement spark plugs for Motorcraft STK 19:

Brand Model
AC Delco R44LTS
Autolite 765
Autolite 865
Beck Arnley 176-5180
Bosch HR9DC
Champion RS12YC
Champion stk 401
Denso T20EPR-U
Denso T20NR-U11
Denso stk 5032
Denso stk 5048
General Motors 5613611
Mighty M4GRF32
Mopar 4318134
Motorcraft AWSF42C
NGK TR5
NGK stk 2238
Splitfire SM010D

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The Spark Plug Cross references are for general reference only. Check for correct application and spec/measurements. Any use of this cross reference is done at the installers risk.
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