Edelbrock 50459: 50459 E-Street Cylinder Heads for Big Block Chevy
Big Block Chevy Oval Port
Big Block Chevy 396-502ci Valve Springs for Hydraulic Flat Tappet Port Volume: 290cc/110cc Valve Size: 2.19"/1.88" 110cc Combustion Chambers Max Lift: .700" Assembled, Sold Individually