Edelbrock 35790 Pro-Flo 4 EFI Sequential Port System for 1986 & Earlier Chevy Small-Block

The Edelbrock Pro-Flo 4 XT Sequential Port EFI System delivers cutting-edge fuel injection technology for 1986 and earlier Small-Block Chevy engines. This complete bolt-on system transforms your classic engine with modern performance and reliability, featuring self-learning calibration that optimizes tuning automatically.

Complete System Includes:

• Satin finish Pro-Flo XT intake manifold designed for optimal air distribution
• 29 lb/hr fuel injectors rated for up to 450 HP at 58 PSI fuel pressure
• Plug-and-play distributor engineered specifically for Pro-Flo 4 integration
• Fully terminated wiring harness with clearly labeled connections (Made in USA)
• Advanced ECU with faster processor, waterproof design, and compact form factor (50% thinner than previous generation)
• Upgraded Bluetooth chip for stable, reliable wireless connectivity

Advanced Tuning Capabilities:

• Control air-fuel ratios, ignition timing curves, and idle speed
• Adjust acceleration fuel delivery and coolant fan activation
• Set rev limiter parameters for engine protection
• Monitor engine vitals through multiple customizable dash displays

E-Tuner 4 App Features:

• Free download from Google Play Store for Android smartphones and tablets
• Bluetooth wireless communication with ECU (no laptop required)
• Dyno-developed base calibrations for quick startup
• Simple setup wizard guides you through initial configuration
• Self-learning capability continuously optimizes performance

The Pro-Flo 4 system combines advanced tuning control for experienced enthusiasts with the straightforward installation and operation that Edelbrock is known for. The self-learning ECU and intuitive app interface eliminate the complexity typically associated with EFI conversions, making modern fuel injection accessible for classic Chevy builds.