|

"S-___-2"
Series, 3/4"-20 Aircraft Style
2" Termination Well Depth Plugs
SPARK PLUGS

AJAX (Cooper Energy Services)
Engine Model |
Plug Gap |
STITT Part No. |
|
C30, C40, C42, CMA, E-15
|
0.025
|
S-R107-2*
|
|
EA15, E30, EA30, E42
|
0.025
|
S-R107-2*
|
|
DP60, DPC60, DP80
|
0.025
|
S-R107-2*
|
|
DPC80, DPC105, DP115
|
0.025
|
S-R107-2*
|
|
DP125, DPC140, DP160
|
0.025
|
S-R107-2*
|
|
DPC160, DPC162, DP165
|
0.025
|
S-R107-2*
|
|
DPC180, DPC230, DPC280
|
0.025
|
S-R107-2*
|
|
DP300, DPC300, DP325
|
0.025
|
S-R107-2*
|
|
DPC360, DPC540
|
0.025
|
S-R107-2*
|
|
DPC600, DPC800
|
0.025
|
S-R107-2*
|
|
Pre-combustion chamber modifications
|
0.015
|
S-R107-2*
|
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ARIEL
Engine Model |
Plug Gap |
STITT Part No. |
|
162JGS/1, 325JGS/1
|
0.015 |
S-R407XLBEX8.4-2* |
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ARROW
Engine Model |
Plug Gap |
STITT Part No. |
|
C-46, C-66, C96, C106, C245, C255
|
0.025
|
S-8MEX-2
|
|
L-795, L-1770, L-2165
|
0.025
|
S-E78-2
|
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CATERPILLAR
Engine Model |
Plug Gap |
STITT Part No. |
|
G-333, G-3304, G-3306
|
|
1/2" REACH CYL. HEADS
|
0.015
|
S-R407LBEX8.4-2*
|
|
3/4" REACH CYL. HEADS
|
0.015
|
S-R407XLBEX8.4-2*
|
|
G-343
|
0.015
|
S-R407XLBEX8.4-2*
|
|
G-342, G-353, G-379
|
0.015
|
S-R407LBEX8.4-2*
|
|
G-397, G-398, G-399
|
0.015
|
S-R407LBEX8.4-2*
|
|
3400 SERIES
|
0.015
|
S-R407XLBEX12-2*
|
|
3500 SERIES
|
Consult STITT Factory
|
|
3600 SERIES
|
Consult STITT Factory
|
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CLARK (Dresser Clark)
Engine Model |
Plug Gap |
STITT Part No. |
|
RA, RAS, HRA, HRAT
|
0.015
|
S-R107-2*
|
|
MA, HMA
|
0.015
|
S-R107BEX8-2*
|
|
BA, HBA, HBAT, TLA, TCV
|
0.015
|
S-R107BEX12-2*
|
|
HLA, HLAT, TMB, TRA
|
0.015
|
S-R107BEX10-2*
|
|
Pre-combustion chamber modifications
|
Consult STITT Factory
|
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COOPER-BESSEMER
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
GMV, GMVA, GMVC, GMVE, GMVH
GMW, GMWA, GMCA, GMWH, GMX
GMXD, GMXE, GMXH, V-250, V-275
W-330, Z-330, QUAD
|
|
Short Reach (5/8")
|
0.015
|
S-R107-2*
|
|
Long Reach (7/8")
|
0.015
|
S-R717-2*
|
|
LS, LSV 7/8"-18 Heads
|
0.015
|
S-R107BEX12.5-2*
|
|
LS, LSV 1-1/8Ó-12 Heads
|
0.015
|
S-R912BEX15-2
|
|
JS
|
0.015
|
S-R107BEX10-2*
|
|
Jet Cell® Pre-Combustion Chambers
|
0.010
|
S-R717-2**
|
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CUMMINS
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
GNHC-4, GNH-220 3/8" Reach
|
0.020
|
S-R40-2
|
|
GNH-250, GV-12450 3/8" Reach
|
0.020
|
S-R40-2
|
|
GM-12-525 3/8" Reach
|
0.020
|
S-R40-2
|
|
GNHC-4, GNH-220 1/2" Reach
|
0.020
|
S-R407L-2*
|
|
GNH-250, GV-12450 1/2" Reach
|
0.020
|
S-R407L-2*
|
|
GM-12-525 1/2" Reach
|
0.020
|
S-R407L-2*
|
|
L10
|
0.015
|
S-R407XLBEX10-2*
|
|
"B" Series
|
0.015
|
S-R407XL-2*
|
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CUMMINS NATURAL GAS ENGINES
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
G-495, G-743, G-855
|
0.020
|
S-R407XLBEX13-2*
|
|
G-1710, GTA-743, GTA-855
|
0.020
|
S-R407XLBEX13-2*
|
|
GTA-1710
|
0.020
|
S-R407XLBEX13-2*
|
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DEERE POWER SYSTEMS
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
6076AFN
|
0.015
|
S-R407XL-2*
|
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DELAVAL (Transamerica)
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
HV-8, HVA-8, HV-12, HVA-12
|
0.015
|
S-R717BEX18-2*
|
|
HV-16, HVA-16, HVA-20, HA-6
|
0.015
|
S-R717BEX18-2*
|
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DETROIT DIESEL
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
S-30G
|
0.020
|
S-R407XL-2*
|
|
S-50G, S-60G
|
0.020
|
S-R407XLBEX10-2*
|
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DRESSER-RAND
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
KVGR
|
0.015
|
S-R107-2*
|
|
KVSR, KVSE, KVR
|
0.015
|
S-E72-2
|
|
TCVD, TLAD
|
0.015
|
S-R107BEX12-2*
|
|
Pre-chamber modifications
|
Consult STITT Factory
|
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ENTERPRISE (Also see DeLaval)
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
All engines with 18mm 13/16" Reach
|
|
Cylinder Heads
|
0.015
|
S-CRL807LLBEX20-2*
|
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FAIRBANKS-MORSE (Coltec)
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
OP38 Series
|
Consult STITT Factory
|
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FORD INDUSTRIAL POWER UNITS
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
VSG 411 (1.1 Liter/67 C.I.D.)
|
0.015
|
S-R407XL-2*
|
|
VSG 413 (1.3 Liter/79 C.I.D.)
|
0.015
|
S-R407XL-2*
|
|
LSG 423 (2.3 Liter/140 C.I.D.)
|
0.015
|
S-RF407XL-2*
|
|
CSG 649 (4.9 Liter/300 C.I.D.)
|
0.015
|
S-RF840-2*
|
|
CSG 850 (5.0 Liter/302 C.I.D.)
|
0.015
|
S-R407XL-2*
|
|
WSG 858 (5.8 Liter/351 C.I.D.)
|
0.015
|
S-R407XL-2*
|
|
LSG 875 (7.5 Liter/460 C.I.D.)
|
0.015
|
S-R407XL-2*
|
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GEMINI
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
G26, G35
|
0.020
|
S-R407L-2*
|
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GENERAL MOTORS POWERTRAIN
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
2.2L (133 C.I.D.)
|
0.015
|
S-RF407XL-2*
|
|
4.3L (262 C.I.D.)
|
0.015
|
S-RF407L-2*
|
|
5.0L (305 C.I.D.)
|
0.015
|
S-RF407L-2*
|
|
5.7L (350 C.I.D.)
|
0.015
|
S-RF407L-2*
|
|
7.4L (454 C.I.D.)
|
0.015
|
S-RF407L-2*
|
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HERCULES
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
G-1600
|
0.020
|
S-R407-2*
|
|
G2300, G3400
|
0.020
|
S-R407-2*
|
|
G4800
|
0.020
|
S-R407XLBEX8.4-2*
|
Top of Page
INGERSOLL-RAND
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
JVG, KVG, KVGR, KVT, PJVG, PKV
|
0.015
|
S-R107-2*
|
|
PKVGR, PKVT, PSVG, PVG, SVG
|
0.015
|
S-R107-2*
|
|
KVR, KVS, KVSR, KVSRA
|
0.015
|
S-E72-2
|
|
PKVR, PKVSR
|
0.015
|
S-E72-2
|
|
7/8"-18 Heads 7/8" Reach
|
0.015
|
S-R717-2*
|
|
7/8"-18 Heads 1" Reach
|
0.015
|
S-R707-2*
|
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KUBOTA
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
KNG1600E, KNG3200E
|
0.015
|
S-407XL-2*
|
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LISTER PETTER
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
HR2G, HR3G
|
0.015
|
S-R807-2*
|
Top of Page
LORAIN
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
30, 37, 40, 50
|
0.020
|
S-R807-2
|
|
A, L, O, R 7/8"-18 Heads
|
0.015
|
S-R707-2
|
Top of Page
LUFKIN
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
GSC
|
0.020
|
S-E78-2
|
|
GSD, GSDH, HC333, HT333
|
0.020
|
S-E78-2
|
|
H795
|
0.015
|
S-E78-2
|
|
H1770, H2165
|
0.015
|
S-E78-2
|
Top of Page
M.E.P. INDUSTRIES
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
M.E.P. 6, 8, 10, 12
|
Consult STITT Factory
|
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MINNEAPOLIS-MOLINE
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
HD-336-4A, HE-425-6A
|
0.015
|
S-R807-2
|
|
HD-504-6A, HD605-6A
|
0.015
|
S-R807-2
|
|
HD-800-6A, HDT-800-60A
|
0.015
|
S-R807-2
|
|
HD-1210, HD-1600
|
0.015
|
S-R807-2
|
|
All with 7/8"-18 Heads
|
0.020
|
S-R107-2
|
|
All with 14mm Heads
|
0.020
|
S-R407-2
|
Top of Page
NORDBERG (Hatch & Kirk)
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
FSE96
|
0.015
|
S-CR807LLBEX24-2*
|
Top of Page
OILWELL
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
All 18mm Heads
|
0.020
|
S-R807-2
|
Top of Page
SUPERIOR (Cooper Energy Services)
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
6G510, 6G825, 8G825
|
0.020
|
S-R807-2*
|
|
12G825, 16G825
|
0.020
|
S-R807-2*
|
|
6GT510, 6GTL, 80G6, 80GX6
|
0.020
|
S-R807-2*
|
|
6GX825, 6GT825, 8GT825
|
0.020
|
S-R807-2*
|
|
8GTL, 80G8, 80GX8, 8GX825
|
0.020
|
S-R807-2*
|
|
12GT825, 12SGT, 12GTL
|
0.020
|
S-R807-2*
|
|
16SGT, 16GTL, 16GT825
|
0.020
|
S-R807-2*
|
|
All GTLA-GTLB Models (Pre-chamber)
|
0.020
|
S-CR807-2NPÝ
|
|
All 7/8"-18 Heads
|
0.020
|
S-R107-2*
|
Top of Page
WAUKESHA
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
F1197
|
0.020
|
S-82-2
|
|
F817G (14mm Heads)
|
0.020
|
S-R487-2*
|
|
F817G (18mm Heads)
|
0.020
|
S-R847-2*
|
|
F1905, H2476
|
0.015
|
S-R807-2*
|
|
H2475, L3711, L3712
|
0.015
|
S-R807-2*
|
|
VRG Series Engines
|
|
VRG220, VRG330
|
0.020
|
S-R407XL-2*
|
|
VRG265, VRG283, VRG310
|
0.020
|
S-R407XL-2*
|
|
VRG155, VRG232
|
0.020
|
S-R807-2*
|
|
VHP Series Engines
|
|
F2895G, F2895GSI
|
0.015
|
S-R807BEX13-2*
|
|
F3521G, F3521GSI
|
0.015
|
S-R807BEX13-2*
|
|
L5108G, L5108GSI
|
0.015
|
S-R807BEX13-2*
|
|
L5790G, L5790GSI
|
0.015
|
S-R807BEX13-2*
|
|
L7042G, L7042GSI
|
0.015
|
S-R807BEX13-2*
|
|
P9390G, P9390GSI
|
0.015
|
S-R807BEX13-2*
|
|
VHP-GL (Pre-Chamber Engines)
|
|
F2895GL, F3521GL, L5108GL
|
0.010
|
S-R807BEX13-2**
|
|
L5790GL, L7042GL, P9390GL
|
0.010
|
S-R807BEX13-2**
|
|
VGF Series Engines
|
|
F18G, F18GL
|
0.010
|
S-R807LLBEX13-2**
|
|
H24G, H24GL
|
0.010
|
S-R807LLBEX13-2**
|
|
L36G, L36GL
|
0.010
|
S-R807LLBEX13-2**
|
|
P48GL
|
0.010
|
S-R807LLBEX13-2**
|
|
VSG Series Engines
|
|
F11G, F11GSI
|
0.010
|
S-R407XLBEX8.4-2*
|
|
AT Series Engines
|
|
AT25, AT27
|
0.010
|
S-R807BEX20-2**
|
|
Obsolete Engines
|
|
180GKB, 190GLB, 195GK
|
0.020
|
S-R887-2
|
|
180GL, 190GL, 195GL, 140GK
|
0.020
|
S-R887-2
|
|
140GZ, 185GL, 145GKB, WAK
|
0.020
|
S-R887-2
|
|
WAKB, WAKC, NK, NKR, LRO
|
0.020
|
S-R887-2
|
|
LRZ, VLRO, BA, BL, MB, BK
|
0.020
|
S-R887-2
|
|
CHK, CHS, CR, CSR, CU, DHK
|
0.020
|
S-R887-2
|
|
DK, DKR, DR, DU, BK, EL, FC
|
0.020
|
S-R887-2
|
|
FCL, FCS, FL, FLS, GAK
|
0.020
|
S-R887-2
|
|
130GS, 130GL, 140GZ, 180G
|
0.020
|
S-R887-2
|
|
MK, ML, MS, MZA, SRK, RBR
|
0.020
|
S-R887-2
|
|
F2894G, F2894GSI, F3520G
|
0.015
|
S-R807-2*
|
|
L7040G, L5100G, L5788G
|
0.015
|
S-R807-2*
|
|
H1077G, L1616G, P2154G
|
0.020
|
S-R40XL-2*
|
Top of Page
WORTHINGTON
|
Engine Model
|
Plug Gap
|
STITT Part No.
|
|
UTC, SUTC, ML, MLV
|
0.015
|
S-R107BEX24-2*
|
|
SEH, SLHC, SLHCA, SLHP
|
0.015
|
S-R107BEX24-2*
|
|
SLDHG, SDHP
|
0.015
|
S-R107BEX24-2*
|
|
LTC, CG, CCG, DG, DDG
|
0.015
|
S-R107-2*
|
|
EEG, LFC, LCE, SDHG
|
0.015
|
S-R107-2*
|
|
Horizontal, All Models
|
Consult STITT Factory
|
Top of Page
* See STITT Precious Metal Catalog DPM293-2.5
** See STITT Annular Gap Catalog AG-895-5
* Foto Gallery *
Brochure * |
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