Engineered for peak efficiency and power, our system features a downdraft manifold designed for extraordinary throttle response and smooth engine operation across a diverse RPM range. FiTech's advanced EFI technology integration ensures the system intuitively adapts to your engine, striking a perfect balance of power and efficiency.
Key Features:
- Seamless integration with FiTech’s self-tuning EFI technology, suitable for a range of applications from amateur to professional.
- Durable construction with CNC machined, heat-treated 601 Cast aluminum.
- Precision-engineered butterflies, each meticulously machined for its bore, mounted on centerless ground brass shafts with split screws for exceptional reliability.
- O-ring seals on lower mounting faces for guaranteed leak-proof performance.
- Customizable bell crank with an indexable eccentric cable pulley, fine-tuning the balance between low-speed drivability and full throttle efficiency.
- Complete linkage set, including throttle stops, idle controls, lever arms, and joiner/balancer.
Inclusions and Compatibility:
- Includes the necessary high-impedance injectors capable of supporting up to 800 horsepower, streamlining the installation process.
- Features EV1 injector plugs, ensuring compatibility and performance.
- Utilizes GM sensors for TPS, IAC, and CTS, and Bosch sensors for TMAP and O2, guaranteeing high-quality and reliable readings.
- Designed to accommodate a wide range of engines, from standard rebuilt motors to custom-built racing engines.
Our Downdraft 8 Stack EFI Intake Manifold System, integrated with FiTech’s advanced computer technology and enhanced with top-tier sensors and injectors, offers a sophisticated, efficient, and powerful solution for electronic fuel injection. Elevate your vehicle's performance with this state-of-the-art EFI system, a testament to the pinnacle of engine technology.
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![Load image into Gallery viewer, Chevy BBC 454 Downdraft + FiTech Ultra EFI Fuel Injection System [Satin]](http://musclecarhq.com.au/cdn/shop/files/Chevy_BBC_454_Downdraft_FiTech_Ultra_EFI_Fuel_Injection_System_Satin_110x110@2x.jpg?v=1750824693)
![Load image into Gallery viewer, Chevy BBC 454 Downdraft + FiTech Ultra EFI Fuel Injection System [Satin]](http://musclecarhq.com.au/cdn/shop/files/Chevy_BBC_454_Downdraft_FiTech_Ultra_EFI_Fuel_Injection_System_Satin_3_110x110@2x.jpg?v=1750824702)