Fuel/Water SeparatorKeep your engine running at peak efficiency by filtering out any water that may get into the fuel system. 10-micron filtering capability.Features:Double seal for enhanced performanceReplacement for: Mercury 35-60494-1, Aqua Power 6031, GLM 24940, Sierra 18-78250, SMI 15494, Valmar 52113, Marpac 7-0872