Water Outlet Engine Coolant Water Outlet Air Vent (Bleeder Valve):No Bleeder Screw Included:No Bolt Hole Center To Bolt Hole Center:Not Applicable Bolt Hole Diameter:0.32 In. Bolt Hole Quantity:5 Bolts Included:No Color/Finish:Black Gasket or Seal Included:Yes Housing Neck Angle (�):Not Applicable Inside Diameter:3.4 In. Material:Plastic Maximum Height:5 In. O Rings Included:Not Required Outlet Diameter (in):1.38 In. Outlet Quantity:9 Outlet Tube Length:8.5 In. Package Contents:1 Water Outlet, 1 Gasket