TSP's 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. Chevrolet BIG BLOCK V8 GEN. II (MARK IV) 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-.
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