![1-149-004-01 Supercharger Intake Manifold for Small Block Chevy 6-71, 8-71 [Satin Aluminum]](https://www.jegs.com/images/mini_750/700/746/746-1-149-004-01.jpg)
1-149-004-01 Supercharger Intake Manifold for Small Block Chevy 6-71, 8-71 [Satin Aluminum]
The Speedmaster 1-149-004-01 Supercharger Intake Manifold is designed for Small Block Chevy engines using 6-71 or 8-71 superchargers. Constructed from aluminum with a satin finish, this manifold is suitable for both street and competition applications, providing durability and performance for forced induction setups.
Speedmaster 1-149-004-01 Supercharger Intake Manifold Features:
- Small Block Chevy application
- Compatible with 6-71 and 8-71 superchargers
- Aluminum construction
- Satin finish
- Standard deck height compatibility
- Non-EGR design
- Suitable for street and competition use
- Includes blow off valve assembly
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
If you are looking for a manifold to use with your 8-71 or 6-71 supercharger, look no further than Speedmaster. These Speedmaster supercharger manifolds are aluminum constructed and suitable for competition or street use.
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Rev up your engine’s power delivery with the Speedmaster 6-71/8-71 Blower Supercharger Intake Manifolds and Components—a precision-crafted foundation for serious performance gains. Designed to seamlessly integrate Roots-style superchargers into your build, this system ensures proper airflow, consistent boost distribution, and optimal fueling dynamics under high-pressure conditions.
The heart of this setup is a durable, cast-aluminum intake manifold engineered for efficient airflow. Its robust design delivers even distribution of air to each cylinder, minimizing hotspots and ensuring smooth, consistent power across the rev range. Supplementing this, a polished carburetor adapter plate facilitates clean throttle response and ensures a reliable seal for your spacer or carburetor—offering both form and function in a race-inspired package.
Whether you're building around a traditional small-block Chevy or a modern LS platform, this manifold serves as a solid backbone for your forced induction aspirations. It's a perfect match for projects targeting strong midrange torque and powerful top-end performance. Compatible with multiple Roots-style blower options, this assembly helps dial in a clean, efficient setup—particularly for those who value the refinement of an integrated ls blower manifold or the practicality of an sbc supercharger intake layout. For anyone seeking a well-engineered blower intake solution that marries craftsmanship with performance, this manifold earns your consideration.
Upgrade your build with Speedmaster’s blower-ready components, and gain peace of mind knowing that every horsepower is delivered with precision and durability.

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