Description
Edelbrock #5090 E-Street Big Block 75cc Angle Plug Cylinder Heads are ideal for entry-level Street Performance 1961-79 Chrysler 361-440 c.i.d. Wedge Engines operating in the idle to 5,500 rpm Range. The 75cc Combustion Chamber allows this Head to be used with Stock Pistons, retaining the 9.5:1 Compression. The modern combustion chamber design and Angle Plug also improves the Combustion Process and the larger than stock Intake and Exhaust Ports move more air through your Engine. These features improve the Engine’s efficiency, resulting in more Horsepower and Torque. Equipped with Valve Springs for use in Hyraulic Flat Tappet Camshaft Applications. Sold in Pairs only.Cylinder Head Specifications:Combustion chamber volume: 75cc.Intake runner volume: 210cc.Exhaust runner volume: 70cc.Intake valve diameter: 2.140″.Exhaust valve diameter: 1.81″.Valve stem diameter: 11/32″.Valve guides: Manganese bronze.Deck thickness: 5/8″.Valve spring diameter: 1.55″.Valve spring maximum lift: .600″.Rocker stud: N/A.Guideplate: N/A.Pushrod diameter: 3/8″.Valve angle: 15°.Exhaust port location: Stock.Spark plug fitment: 14mm x 3/4 reach, Gasket seat.
