Holley 300-963 Hi-Ram EFI Intake Manifold Kit Big Block Chevy Hi-Ram Intake Manifold with 105mm LS Geniv Type Throttle Body

For Big Block Chevy engines, the Holley Hi-Ram 300-963 is an EFI intake manifold designed for 1965 and later 396-502+ engines with a standard 9.8-inch deck height and rectangle-port cylinder heads. Its single-plane aluminum body features port openings measuring 2.40 inches tall and 1.60 inches wide, with a 105mm plenum and vacuum ports for tuning across the 1500 to 8000 RPM operating range. The manifold includes fuel rails with -10AN fittings. Carburetor studs are not included. Intake port gaskets are not included. Nitrous bungs are not included.

• Basic Operating RPM Range: 1500-8000 RPM
• Cnc Ported: No
• Color: Natural
• Construction: Cast
• Cylinder Head Port Shape: Rectangle
• Deck Height: 9.8 Inch
• EGR Port: No
• Fuel Injectors Included: No
• Fuel Rail(s) Included: Yes
• Fuel System Type: EFI
• Gasket Or Seal Included: Yes
• Grade Type: Performance
• Intake Port Gasket(s) Included: No
• Manifold Type: Hi-Ram
• Material: Aluminum
• Nitrous Bung(s) Included: No
• Plenum Finish: Natural
• Removable Runners: No
• Removable Top/Lid: Yes
• Single Or Dual Plane Type: Single Plane
• Throttle Body Bore Diameter: 105
• Throttle Body Gasket Included: Yes
• Throttle Body Included: No
• Throttle Bore: 105
• Vacuum Ports: Yes