12617513068, 12-61-7-513-068, 12 61 7 513 068, 12.61.7.513.068. 12-61-1-500-893, 12 61 1 500 893, 12.61.1.500.893, 12611500893. Oil Pressure Sending Unit - Mini (12-61-7-513-068). This oil pressure sensor mounts to the oil filter housing at the bottom of the unit.