Specifications

62
J17LM
AV85/125
AV520/600
MV100S
Service Number
34046
RL86C
†
OHM120
‡
OHSK110-130
OVM120
Note:
*OVXL models with specification nos.
202700, 203000 and up, use RN4C.
†
OHM 120 models with specification nos.
224000 and up, use RN4C.
‡
OHSK 110, 120, 130 models with
specification nos. 223000 and up, use
RN4C.
Spark Plug Replacement
4-CYCLE SPARK PLUG
Service Number
611100
RCJ6Y
TC300
TCH300
2-CYCLE SPARK PLUG
Service Number
611049
RCJ8Y
AH520
AH600
HSK600
HSK840
HSK845
Service Number
35395
RJ19LM
TVS840
TVXL840
Service Number
33636
RJ17LM
AV520
AV600
TVS600
EUROPA MODELS
4-CYCLE SPARK PLUG
Service Number 29010007
J17LM
All Horizontal Models
BV
BVL
BVS
Futura
HTL
LAV
Service Number 29010023
RN4C
Premier 45/55
Geotec OHV
2-CYCLE SPARK PLUG
Service Number 29010007
* OVXL120,
* OVXL/C120
* OVXL125
Service Number
33636
RJ17LM
H30-80
HM70-100
Service Number
35552
RL82C
HH140-160
OH120-160
HSK850 HXL840
TC200
TCH200
Type 1500
Premier 153/173
Prisma
Spectra
Synergy
Vantage
Centura
Legend
Champion Autolite
35395 - RJ-19LM 458
35552 - RL-82C 4092
34046 - RL-86C 425
34645 - RN-4C 403
33636 - J-17LM 245
34277 - RJ-8C 304
611100 - RCJ-6Y 2974
611049 - RCJ-8Y 2976
*NON CANADIAN APPLICATION
NOTE: THE SERVICE NUMBERS LISTED BELOW
WILL GIVE CORRESPONDING CHAMPION
AND AUTOLITE SUBSTITUTIONS.
NOTE:
Not all spark plugs have the same heat range or reach.
Using an incorrect spark plug can cause severe engine
damage or poor performance. Tecumseh uses all three
of the reaches shown.
SPARK PLUG AIR GAP ON ALL MODELS IS
.030 (.762 mm)
1/2"
12.700 mm
3/4"
19.050 mm
3/8"
9.525 mm
Service Number 34645
RN4C
†
OHM120
‡
OHSK110-130
OVM120
* OVXL120,
* OVXL/C120
* OVXL125
OH180
OHH/OHSK40-130
OHV110-17
OVRM All
TVT (V-Twin)
OHM90-110
RJ8C
H22
H25
HH40-120
HHM80
HMXL70
HT30
HT35
Service Number
34277
HXL35
LAV25-50
TVM125-220
TVXL170-220
V40-80
VH40-100
VM70-100
Service Number
35395
RJ19LM
ECV100-120
HMSK70-100
HSK30-70
HSSK40-50
LEV80-120
TNT100
VSK100-120
TNT120
TVS75-120
TVXL105
TVXL115
*OVXL models with specification nos. below 202700 use RL86C.
†
OHM 120 models with specification nos. below 224000 use
RL86C.
‡
OHSK 110, 120, 130 models with specification nos. below
223000 use RL86C.
Synergy OHV
Centrua OHV
Futura OHV
HS40-50
VLV-all
TVS600