Our HD Oil Filters Feature a Cellulose/Poly Media w/ Contaminant Holding Capacity That Out Performs Many of Our Top Competitors w/ Contaminant Removal as Small as 8 Micron.; Two Quart Version Of NAPA # 1061 Or # 1060; For Master Pack Version, Use # 1794MP; 24 Micron. Attributes Filter O.D. (Inches) : 3.674" Flow Rate : 9 To 11 gpm Gasket I.D. (Inches) : 3.1" Gasket O.D. (Inches) : 3.444" Gasket Thickness (Inches) : .26" Height (Inches) : 7.822" Media Type : Cellulose Style : Spin-On Lube Filter Thread Size (Inches) : 13/16-16 Filter O.D. (mm) : 93 mm Gasket I.D. (mm) : 79 mm Gasket O.D. (mm) : 87 mm Gasket Thickness (mm) : 6 mm Height (mm) : 199 mm