Carbureted Polished Aluminum Dual Plane Intake Manifold for Chevy Big Block 454

Our dual-plane high-performance intake manifold for the big block Chevy is ideal for street performance applications, with a design that improves throttle response, as well as power and torque over a wide rpm range - idle to 6,000. It is cast from lightweight aluminum and features a low profile for ideal hood clearance. Additional provisions include dual distributor hold-downs, 4 corner water ports, and a choke block-off kit. Set up for spread bore carbs, this manifold comes with an adapter plate and gasket for use with square bore types. Choke Block-off Kit. Square Bore Adapter Kit. Fits 1965-2000 standard duty Chevy big blocks with oval intake ports. Manifold is stock replacement and street legal with non-EGR 396, 402, 427, and 454 engines with OEM carb in 1965-1972 (and 1973 non-CA) passenger cars and 1966-1983 trucks. Will not fit under Corvette hoods without modifications.