Each manifold is precision fixtured and welded for a perfect fit and maximum structural integrity. They are ready to bolt on out of the box and offered in a single or dual 4150 or 4500 carb flange.

• Holley Sniper Fabricated Manifolds continue to push the aftermarket by introducing intakes for Big Block Chevy Engines, These Intakes are good looking, perform well, and offer an extremely good value for a performance sheet metal style intake manifold.
• Equal runner lengths designed to increase velocity and more evenly distribute airflow to all 8 cylinders.
• 3mm (1/8 inch) thick T6061 Sheet Aluminum construction, strong and durable for high horsepower and boosted conditions.
• 100 percent TIG welded (laser engraved Sniper logo).
• Expanded Designs to accommodate (1 or 2 x 4150) & (1 or 2 x 4500) carbureted applications.
• Choice of bright silver or black anodized finish.
• Fits standard deck height blocks.

Details:

• Basic Operating RPM Range: 1800-7000 RPM
• Carburetor Flange: Square/4150
• Carburetor Quantity: 1
• Carburetor Studs Included: No
• CNC Ported: No
• Color: Polished
• Construction: Fabricated
• Cylinder Head Port Shape: Rectangle
• Deck Height: 9.8 Inch
• EGR Port: No
• Emission Code: 4
• Engine: GM Big Block
• Flange Size: 4150
• Flange Style: 4150 Square Bore
• Front Maximum Height: 6.5 Inch
• Fuel Injectors Included: No
• Fuel Rail(s) Included: No
• Gasket Or Seal Included: Yes
• Grade Type: Performance
• Intake Port Gasket(s) Included: Yes
• Material: Aluminum
• Nitrous Bung(s) Included: No
• Plenum Finish: Polished
• Port Shape: Rectangular
• Port Size: 1.55 inch x 2.21 inch
• Rear Maximum Height: 6.5 Inch
• Removable Runners: No
• Removable Top/Lid: No
• Single Or Dual Plane Type: Single Plane
• Style: Carbureted
• Throttle Body Bore Diameter: 3.6 Millimeter
• Throttle Body Gasket Included: No
• Throttle Body Included: No
• Vacuum Ports: None
• Warranty: Manufacturer's Limited 90 Day Warranty