Edelbrock 35813 Pro-Flo 4 EFI System for Chevy Small-Block 1986 & Earlier

The Edelbrock Pro-Flo 4 XT EFI Kit delivers complete bolt-on electronic fuel injection for 1986 and earlier Small-Block Chevrolet engines. This comprehensive system features a black powder-coated XT-style intake manifold with a large plenum and long tapered runners, pre-assembled at the factory with high-flow 35 lb/hr injectors, fuel rails, and a 90mm throttle body. Rated at up to 625 horsepower, this kit transforms carbureted engines into modern fuel-injected powerplants.

Complete System Includes:

• XT intake manifold with pre-installed injectors, fuel rails, and 90mm throttle body
• Low-profile ECU with faster processor and upgraded Bluetooth chip
• Android-based tablet with pre-installed E-Tuner app
• Single-connection distributor for fully sequential port injection
• Wide-band O2 sensor for closed-loop mixture control
• Complete sensor package and wire harnesses

Advanced Self-Tuning Technology:

• Self-Calibrating Fuel Map Technology eliminates laptop tuning requirements
• Wide-Band O2 Closed Loop Mixture Control for optimal air-fuel ratios
• Self-learning ECU continuously adjusts calibration for maximum performance
• Setup Wizard guides you through initial configuration

Complete Tuning Control:

• E-Tuner app provides fine-tuning of air-fuel ratios and ignition curves
• Adjustable idle speed, acceleration fuel, and rev-limiter settings
• Real-time engine monitoring displays inside or outside the vehicle
• Infinite control over ignition and fuel events under all conditions
• Fan control integration for complete system management

With minimal setup required and base calibrations included, the Pro-Flo 4 system maintains its reputation for simplicity while offering the tuning flexibility of professional EFI systems. The distributor is specifically designed to work with Pro-Flo 4, ensuring fully sequential fuel delivery and precise ignition timing control.