This filter features a tube-style design. It holds a very fine 7 micron paper element that is capable of filtering up to 750 gallons of fuel an hour. The filter is constructed of .150-inch wall aluminum tubing with an outer diameter of 2.5-inch and a length of 10-inch. Removable end caps have AN pipe threads and are sealed with an O-ring. The caps have female 1/2-inch pipe threads so any fitting can be installed. The filter is anodized for appearance and protection against corrosion. Replacement Fuel Filter Element For Holley 162-517 Fuel Filter 7 Micron Paper Filter Element Additional Attributes: GTIN: 00090127427316 Element Material: Paper Filter Style: Replacement Element Fitting Type: Not Applicable Inlet Type: N/A Material: Paper Outlet Type: N/A WARNING CA Proposition 65: No Extened Information: Emissions : Emission verification to be determined in ACES, vehicle application data. Life Cycle Status: Available To Order Packaging: Quantity of Each: Package UOM: Dimension: 14.0000 x 3.5000 x 3.0000 inches