This is the oil feed flange 4AN Billet aluminum oil feed flange for T3, T3/T4, T04, T4, To4, GT40R, GT42, GT42R, GT42RS Designed to be bolted to turbo T3 / T4 Turbo Type: Turbo Oil Feed Line Flange Gasket Placement on Vehicle: Front Length bolt center to center: ~40.5mm (1.6 inch) Length of total flange: ~26mm (1.02 inch) Flange Thickness: ~7.5mm Installation Guide: Not Included Quantity: 4 pieces Part Number: htT4235428 Alternative Part Description: Flange Oil Feed Inlet Outlet Turbo Turbine Charger 4AN Fitting Fitment Type: Direct Replacement Compatible With: T3, T3/T4, T04, T4, To4, GT40R, GT42, GT42R, GT42RS Color: Silver + Black Material: 6061 Billet Aluminum Package Contents: 2 x Screws (26mm) 2 x Gaskets Note: This package includes only the items listed above. Other products are not included. Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3cm.