BBC 24 DEGREE VICTOR HEAD COMPLETE.
EDELBROCK 77409

BBC 24 DEGREE VICTOR with 119cc Combustion Chamber Complete w/ springs for mechanical roller cams (up to .880" lift).

Victor 24 Rectangle Port The best standard port location cylinder head available for B/B Chevys, the Victor 24 features a rolled over deck, altered valve locations and partially CNC'd chambers for cost effective performance. Starting with a A356 aluminum casting heat treated to T6 spec, they feature an extra thick deck and extra material in the spring pockets for a heavy-duty casting that can be used with high-lift cam and heavy spring combinations. Edelbrock equips the complete heads with choice of spring packages to suite hydraulic or mechanical roller camshafts. Choose a hydraulic spring package for flat tappet or hydraulic roller cams up to .700" lift. Mechanical roller cam spec heads include Manley dual-spring valve springs & titanium retainers good for up to .880" lift. The 340cc rectangle ports produce impressive flow and great power on competition big-blocks with 4.470" or larger bore. Exhaust port exits are raised .534" to greatly improve exhaust flow & power. #77439 is a great option for custom porting - seats and guides are included but not installed and the chambers are left unmachined. Cylinder Head Specifications

Combustion chamber volume 119cc Intake runner volume 340cc Exhaust runner volume 128cc Intake valve diameter 2.30" Exhaust valve diameter 1.90" Valve stem diameter 11/32" Valve guides Manganese bronze Deck thickness 9/16" Valve spring diameter 1.550"/1.635" Valve spring maximum lift .700"/.880" Rocker stud 7/16" Guideplate Hardened steel Pushrod diameter 3/8" Valve angle 24 Exhaust port location Raised .534" Spark plug fitment 14mm x 3/4 reach, gasket seat Made In USA