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Motorcraft STK 21 - Possible spark plugs for

Alternative spark plugs for Motorcraft STK 21:

Brand Model
Accel 114
ACDelco 41-602
ACDelco FR1LS
ACDelco R42XLSM
ACDelco R44XLSE
ACDelco R44XLSM
Autolite 3885
Autolite 3895
Autolite 3896
Autolite 3923
Autolite 3924
Autolite 912
Autolite 915
Autolite 922
Autolite 925
Autolite 935
Autolite 945
Beck Arnley 176-5082
Beck Arnley 176-5194
Beck Arnley 176-5232
Bosch F7DC
Bosch F8DC
Bosch FR7DC
Bosch FR8DCX
Bosch WR9HC
Bosch stk 7554
Bosch stk 7555
Bosch stk 7557
Bosch stk 7560
Champion 2089
Champion 4412
Champion 4434
Champion RC12LYC
Champion RC12YC
Champion RC14YC
Champion RC15E5
Champion RC9YC
Champion RN11YC
Champion RN13LYC
Champion stk 101
Champion stk 2089
Champion stk 344
Champion stk 412
Champion stk 431
Champion stk 4412
Champion stk 4434
Champion stk 71
Denso J16BR-U
Denso K20PR-U
Denso Q16PR-U11
Denso Q20PR-U11
Denso W16EPR-U
Denso W16EXR-U
Denso Iridium IQ16
Denso Iridium stk 5301
Denso stk 3001
Denso stk 3008
Denso stk 3021
Denso stk 3031
Denso stk 3145
Denso stk 5016
General Motors 5613702
General Motors 5613711
General Motors 5613716
General Motors 5614062
General Motors 5614285
Mopar 4671057
Mopar 4864455
Mopar 4864464
Mopar 4864465
Mopar 56006240
Mopar 56027275
Mopar 82300316
Motorcraft AGS44
Napa X761
NGK 09-05-01
NGK 09-06-05
NGK BPR5ES
NGK GR4
NGK ZGR5C
NGK stk 2635
NGK stk 6334
NGK stk 7252
NGK stk 7373
NGK stk 7734

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SPARK PLUG CONVERTER

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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