Top Street Performance (TSP) is a leading provider of high-performance automotive parts based in Southern California. We combine premium quality with competitive pricing, backed by one-year warranty.

Our parts are engineered for exceptional quality and unbeatable value. Every TSP product is backed by a one-year warranty, ensuring reliability and customer confidence.

Designed for high-performance applications, our parts enhance ignition, torque, and powerâall at affordable prices to meet the demands of serious enthusiasts.

We are committed to providing exceptional customer support and ensuring a seamless shopping experience. Our team is dedicated to assisting you with product selection, technical support, and order inquiries.
Proud member of the Specialty Equipment Market Association (SEMA) for over a decade, TSP is your trusted source for performance parts.
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.
Compatible with:
CHEVROLET BIG BLOCK V8 GEN. II (MARK IV)
• 6.5 L / 396 in3
• 6.6 L / 402 in3
• 7.0 L / 427 in3
• 7.4 L / 454 in3
CHEVROLET BIG BLOCK V8 GEN. V
• 7.4 L / 454 in3
CHEVROLET BIG BLOCK V8 GEN. VI
• 7.4 L / 454 in3
NOTES:
Compatible with 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 factory style carb in 1965-1972 (and 1973 non-CA) passenger cars and 1966-1983 trucks.
Will not fit under Corvette hoods without modifications.
| Basic Operating RPM Range | Idle-5,500 RPM |
| Carburetor Flange Style | Spread Bore (4150 Square Bore with Included Adapter) |
| Carburetor Quantity | 1 |
| Center Maximum Height | 4.850 in. |
| CNC Ported | No |
| Color | Polished |
| Deck Height | Standard |
| EGR | No |
| EGR Block-off Included | Yes |
| Front Maximum Height | 4.300 in. |
| Fuel System Type | Carbureted |
| Gasket Or Seal Included | No |
| Grade Type | Performance |
| Intake Port Shape | Oval |
| Material | Aluminum |
| Rear Maximum Height | 5.400 in. |
| Single Or Dual Plane Type | Dual Plane |
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We strive to provide high-quality products and excellent customer service. If you receive an item that is damaged, defective, or does not meet your expectations, please contact us immediately. Our team is committed to resolving any issues as quickly as possible.