Spark Plug Replacement

4-Cycle Spark Plug   Service Number 34046 RL86C † OHM120             * OVXL120 ‡ OHSK110-130    * OVXL/C120   OVM120              * OVXL125 Note: *OVXL models with specification numbers 202700, 203000 and up, use RN4C Note: † OHM120 models with specification numbers 224000 and up, use RN4C Note: ‡ OHSK110, 120, 130 models with specification numbers 223000 and up, use RN4C   Service Number 33636 RJ17LM H30-80 HM70-100 HS40-50     Service Number 35552 RL82C HH240-160 OH220-160     Service Number 34645 RN4C OH280-160      OHH/OHSK50-100      OHV110-17      OVRM40-all   Service Number 34277 RJ8C H22                    HXL35 H25                    LAV25-50 HH40-120         TVM125-220 HHM80            TVXL170-220 HMXL70          V40-80 HT30                VH40-100 HT35                VM70-100   Service Number 35395 RJ19LM ECV100-120            TNT120 HMSK70-100         TVS75-120 HKS30-70               TVXL105 HSSK40-50             TVXL115 LEV80-120              VLV-all TNT100 2-Cycle Spark Plug   Service Number 611100 RCJ6Y TC300 TCH300     Service Number 35395 RJ19LM TVS840 TVXL840 Service Number 611049 RCJ8Y AH520          HSK850 AH600          HXL840 HSK600        TC200 HSK840        TCH200 HSK845        Type 1500   Service Number 33636 RJ17LM AV520 AV600 TVS600

Europa Models 4-Cycle Spark Plug Service Number 20910008 RJ17LM All Horizontal Models             LAV BV                                               Premier 153/173 BVL                                             Prisma BVS                                             Spectra Futura                                         Synergy HTL                                            Vantage   Service Number 20910023 NC4 Premier 45/55   2-Cycle Spark Plug   Service Number 20910008 RJ17LM AV85/125 AV520/600 MV100   NOTE: THE SERVICE NUMBERS LISTED BELOW WILL GIVE CORRESPONDING CHAMPION AND AUTOLITE SUBSTITUTIONS Tecumseh Champion Autolite 36395 RJ19LM 485 33657 RL82C   35552 L82C * 2564 34046 RL86C 425 34645 RN4C 403 33636 RJ17LM 245 34277 RJ8C 304 611100 RCJ6Y   *NON CANADIAN APPLICATION   SPARK PLUG AIR GAP ON ALL MODELS IS .030 (.762MM) 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.

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Last modified:  08 / 03 / 2005