Mine has Accell 113 in it.

according to this website I found it cross to:
Possible spark plugs:

NGK: BP7ES
NGK: BP7ES-11
NGK: BP7EV
NGK: BPR7ES
NGK: BPR7ES-11
NGK: BUR7EA-11
NGK: R5672A-8
NGK: 2357
NGK: 2412
NGK: 3355
NGK: BP7E
NGK: BP7ES
Accel: 113
Accel: 113
AC Delco: 41XLS
AC Delco: R41XLS
AC Delco: 42XLS
Autolite: 4252
Autolite: 52
Autolite: 53
Autolite: 62
Autolite: AG22
Beck Arnley: 176-5075
Beck Arnley: 176-9054
Beck Arnley: 176-5164
Beck Arnley: 176-5165
Beck Arnley: 176-5166
Bosch: W5DC
Bosch: W5CC
Bosch: WR5DC
Bosch: W5D
Champion: N7YC
Champion: N9YC
Champion: RN6YC
Champion: N6YC
Champion: N279Y
Champion: N279YC
Champion: N65Y
Champion: N79Y
Champion: N7Y
Champion: N7YC
Champion: N7YCC
Champion: N7YCE
Champion: N7YCX
Champion: OE010
Champion: OE046
Champion: UN79Y
Denso: W22EP-U
Denso: W24EP-U
Denso: W22EP-ZU
Denso: W22EPR-U
Denso: W22EPR-U11
Denso: W22EPR-S11
Denso: W22EPU
Denso: W22EPU
Mighty: M4G22
Mopar: 4339487
Mopar: 4106122
Motorcraft: AGS12C
Motorcraft: AG22
Prestolite: 14G32


Take care,
Rick
68 Coronet R/T 440 & 68 Charger 528 Hemi,and 5 Challengers! 6 cyl, 318, 360, 383, 451