Features & Benefits Primary Fuel - Secondary Is # 3120 - For Master Pack Version, Use # 3118MP Attributes Fuel Filter Gasket O.D. (Inches) : 3.555" Fuel Filter Gasket Thickness (Inches) : .26" Fuel Filter Height (Inches) : 7.827" Fuel Filter Inlet Thread Size (Inches) : 1-12" Fuel Filter O.D. (Inches) : 3.698" Fuel Filter Style : Spin-On Fuel Gasket I.D. (Inches) : 3.174" Contents : 30 Micron Fuel Filter Gasket O.D. (mm) : 90 mm Fuel Filter Gasket Thickness (mm) : 6 mm Fuel Filter Height (mm) : 199 mm Fuel Filter O.D. (mm) : 94 mm Gasket I.D. (mm) : 80 mm