7561 53026 Air Gap Intake Manifold Dual Plane Aluminum Compatible with Chevy Big Block BBC 396 402 427 454 6.5L 6.6L 7.0L 7.4L V8 Engine 1966-2000

Features

• PERFECT FOR YOUR CHEVY BIG BLOCK OVAL PORT ENGINE: Designed to fit Chevy Big Block BBC 1966-2000 396, 402, 427, 454, 6.5L, 6.6L, 7.0L, 7.4L V8 engine with oval port cylinder heads. Part Number: 3026, 53026, 7561, 1-147-019, PCE147.1034. Notes: Fits standard deck height BBC engines equipped with oval port heads and 4-barrel square bore carburetors.
• AFFORDABLE POWER UPGRADE: Replace your heavy factory cast iron manifold with Oxystar lightweight aluminum dual plane intake manifold to instantly reduce engine bay mass and improve throttle response. It delivers strong performance across a 1,500-6,500 RPM operating range without sacrificing low-end torque, making it a smart choice for street performance, classic truck restoration, and muscle car upgrades.
• SUPERIOR AIRFLOW FOR GREATER POWER: Precision-engineered dual plane runners and an optimized plenum design in Oxystar carbureted intake manifold significantly improve intake efficiency across all RPMs. The result is better fuel atomization, crisp throttle response, and consistent horsepower from idle to high revs, providing your big block V8 with the balanced airflow needed for both daily driving and spirited performance.
• DIRECT REPLACEMENT DESIGN: Precision-cast to match standard deck oval port cylinder head configurations, Oxystar manifold ensures a perfect seal and reliable performance. Complete intake section included. Easy installation using your existing accessories no EGR provisions. Intake manifold height: 5.220 inches. Comes with 1*intake manifold.
• BUILT TO LAST: Constructed from high-grade aluminum with a durable silver coating, Oxystar BBC intake manifold resists corrosion and heat soak for consistent performance mile after mile. Whether you're restoring a classic 1960s Chevelle SS 396, a 1970s Corvette 454, or upgrading your everyday truck, it provides a reliable foundation, allowing you to enjoy more driving pleasure.