Briggs & Stratton 691043 Spark Plug

Fits a wide range of Briggs & Stratton small engines, including 10D132, 10D135, 10D136, 10D137, and 10R232 series, as well as 110402, 110412, 110432, 110437, 110492, 111432, and 113432 series engines. Compatibility also extends to 120-series engines such as 120202, 120212, 120232, 120252, 120292, 120302, 120312, 120317, 120332, 120352, 120412, 120415, and 121002, along with numerous 121-series models, including 121003, 121012, 121032, 121052, 121132, 121162, 121212, 121232, 121236, 121237, 121252, 121302, 121307, 121312, 121317, 121332, 121336, 121337, 121352, 121392, 121412, 121432, 121437, 121452, 121492, and 121A-series variants (121A02, 121A12, 121A32). It further fits a broad selection of 122-series engines, including 122002, 122007, 122012, 122017, 122032, 122037, 122052, 122092, 122232, 122332, 122336, 122337, 122352, 122356, 122362, 122366, 122367, 122432, 122435, 122436, 122437, 122452, and 122462 / 122466, covering all listed variations within these engine families.