Motorcraft STK 34 - Alternative spark plugs

Replacement spark plugs for Motorcraft STK 34:

Brand Model
AC Delco R42CLTS6
AC Delco R42LTS
Autolite 764
Autolite 884
Beck Arnley 176-5268
Bosch HR8DCX
Bosch stk 7571
Champion RS12YC
Champion RS14YC6
Champion stk 13
Champion stk 401
Denso T20EPR-U15
Denso T20NR-U11
Denso stk 5033
Denso stk 5048
General Motors 5613600
General Motors 5613717
Mighty M4GRF32
Mopar 4318134
Mopar 82300320
Motorcraft AWSF32C
NGK SR5
NGK TR55
NGK stk 3951
NGK stk 5233
Splitfire SM010D
Valley Forge 105R
Valley Forge 194R

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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.