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Spark Plug Specification Chart And Cross Reference:


NOLOGY BOSCH NKG AUTOLITE CHAMPION NIPPON-
DENSO
SPLITFIRE A.C.
SILVERSTONE
S1K

14mm
.708" reach
5/8" Hex
Tapered

Non-Resistor
H9DC
H8DC
H7DC
H9DCO
HR8DCX
HR10HCO
TR5, SR5
TR5VX
SR5-VX
BPR6EFS
TR4-2
103, 104
5164, 5243
2544, 764
RS9YC, RS12YC
RS15LYC
RS14LYC
BN9Y
DJ7Y
T20EP-U
T22EP-U
T20EPR-U
T16EX-U
T16NR-11
SF10D
SF10D6
SF514D
42LTS
43LTS
44LTS
44NTSE
SILVERSTONE
S2K

14mm
.708" reach
5/8" Hex
Tapered

Non-Resistor
H6DC
H5DC
H6DCO
R5724-8
R5724-9
474,473
472,2543
RS10LC
RS9YC
S59YC


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SILVERSTONE
CS1K

14mm
.460" reach
5/8" Hex
Tapered

Non-Resistor
H8BPX
H9BPX
H10BPX
HR8BCX
H9BCX
HR10BC
UR4,UR45
UR5, UR55
YR5, YR55
UR5VX
YR5VX
BPR6FS
R5674-7
25, 24, 23
665, 664
145, 685
135, 134
13, 12
RV9YC, RV12YC
RV15YC4, RV8C
RV8CB, RV15YC6
T20PR-U
T16PR-U
T20P-U
SF2D
SF2D6
SF2E
SF2E6
SF13C
SF14E
43TS
R43TS
R44TS
440T
438T
SILVERSTONE
CS2K

14mm
.460" reach
5/8" Hex
Tapered

Non-Resistor
HR6BP
HR5BP
HR6BC
HR5BC
R5673-8
R5673-9
R5674-8
R5674-9
133, 132
131
V57C, V59C
V4C, V57YC


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SF2C
SF13A
42TS
R42TS
436T
SILVERSTONE
CS2K

14mm
.460" reach
5/8" Hex
Tapered

Non-Resistor
HR6BP
HR5BP
HR6BC
HR5BC
R5673-8
R5673-9
R5674-8
R5674-9
133, 132
131
V57C, V59C
V4C, V57YC


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SF2C
SF13A
42TS
R42TS
436T
SILVERSTONE
S3F

14mm
3/4" reach
5/8" Hex
Gasket

Non-Resistor
FR10DCX
FR7DCX
FR5DTC
F6DSR
F8DC
F6DP
BCPR5ES
BCPRSEY-11
PFR6EK
ZFR5F-11
PZFR6F
BKR5EKU
3934, 3933
3932, 3911
3910, 3924
3923, 3922
5184
RC14YC,
RC12YC
RC9YC4
RC12LYC
C61YC
C57YC
C59C
C55C, C57
Q16R-U
Q20PR-U
K16PR-U
KJ14CR-L
PQ16R8
PK20PR-P
SF392D
SF392D6
FR1LS
FR2LS
FR3CLS
FR3LS
FR5LS
SILVERSTONE
S5

14mm
3/4" reach
3/16" Hex
Gasket

Non-Resistor
W10CC
W8CC
W10DC
W8DC
WR8DPX
WR9DP
B4ES
B5ES
BP5ES
BP4ES
BPR5ES
56, 55, 66
405, 404
393, 4263
4056, 4265
925, 945
2585
N14YC, N12YC
RN5C, N5C
N11YC, N88
W14E
W16ESL-1
W20ESU
W20ESRL
SF40D
SF405F
SF426E
SF6E
SF6F6
43N
44XL
R46XL
S44XL
R42XLSM
SILVERSTONE
S6

14mm
1/2" reach
13/16" Hex
Gasket

Non-Resistor
W8AC
W5AC
W7BC
W7EC
WR9FP
W8AP
BP5HS
BP8HS
BP9HS
B8HV
BR8HS
R5670-8
295, 303
75, 74, 73
86, 85
414, 411
275, 273
996, 4093
847
J12YC, RJ6C
J8C, L82YC
RL95YC, L82C
XJ10Y
W14M-U
W22MR-U
W22MP-U
W24S-U
W20P-U
W24FS-W
SF8E
SF8E6
SF8G6
SF263D
SF265F
44S
R47S
B44S
CR43S
R45SX
M41FF
S45F
SILVERSTONE
S7

14mm
3/4" reach
13/16" Hex
Gasket

Non-Resistor
W7CC
W6CC
W7DC
W6DC
WR6DPO
WR7DTC
BP6ES
BP7ES
B6ES
B7EV
B7EVX
BR7ES
53, 63, 64
403, 4055
4054
4253, 4263
N9YC, RN9YC4
N4C, QN3, N6YC
W22ES-U
W24ESR-U
W22ES-L
W24EP-U
W22EX-U
SF6C
SF6D
SF409C
SF425C
SF426C
S41FR
S41XL
440XLS
SILVERSTONE
S9

14mm
3/4" reach
13/16" Hex
Gasket

Non-Resistor
W5CC
W4CC
W3CC
W3DPO
WR3CTC
WR4DPO
BP8ES
BP9ES
B8ES
B9ES
B8EV
B9EV
52, 51, 62
402, 4252
2526, 2626
4053, 4052
4063, 4062
N3C, N2C W27ES-U
W29ES-U
W29ES-V
W29ESR-V
W29ES-ZU
SF5C
SF259D
SF263D
SF405B
SF405C
SF405D
436XLS
R41CXL
M40FF
S40XL



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