2W3670 (superseded by 2005222), 5H2954. Caterpillar Industrial / Generator Set Engines: 3304, 3304B, 3306, 3306B, 3412, G3406, G3412, D330C, D333C. Caterpillar Marine Engines: 3304, 3304B, 3306, 3306B, SR4 generator sets.
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