NGK STK 5423 - Alternative spark plugs

Replacement spark plugs for NGK STK 5423:

Brand Model
AC Delco R121XLS
Accel 882
Autolite 3954
Autolite 4163
Beck Arnley 176-5230
Bosch XR4CS
Bosch stk 7701
Champion RA6HC
Champion RA8HC
Champion stk 809
Champion stk 810
Denso 4116
Denso X24ESR-U
Denso X27ESR-U
Denso Iridium IX24
Denso Iridium stk 5372
Denso stk 4101
General Motors 5614066
Honda 98069-58716
Kawasaki E92070-1019
Motorcraft HG22C
Motorcraft HG2C
Motorcraft stk 113
Motorcraft stk 87
NGK DR8ES
Prestolite 12G2,12G3
Suzuki 09482-00221
Yamaha 94701 00287

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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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