Fuel Filter Water Separator (Racor)- Fits Racor B32014 assembly- Micron Rating: 10- Includes Upper, Lower, and thread gasket kit - 33550- Filters gasoline fuel- Maximum Fow Rate: 60 GPH (227 LPH)- High-capacity Aquabloc®II paper media that removes contaminates and water- The lower the micron rating, the finer the filtration. Follow your engine manufacturer's recommendation for fuel filter micron rating.