Holley EFI 550-865K Sniper EFI Self-Tuning Master Kit

Bolt on Rochester 2GC small bore two barrel carburetor replacement Installs directly to the factory Rochester 2GC small bore intake manifold, no adapter required Engineered to fit 1955-1969 GM vehicles that utilized the Rochester 2GC small bore carburetor Designed to fit most factory Rochester 2GC small bore air cleaner assemblies Universal throttle lever with TH350, 700R4 & 200-4R kick down provisions Throttle body mounted ECU " no extra boxes to mount Not designed for Tri-Power installations. Supports up to 350HP with Two 100lb/hr Injectors Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM) Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI) Integrated ignition timing control (with Holley Hyperspark, Holley Dual Sync or MSD Pro Billet distributors) High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays Simple Calibration Wizard (answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required! Self-tuning ECU means you dont have to be a computer/tuning wiz to have EFI! The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn! OEM Style TPS/IAC and Fuel Pressure regulator, for years of dependable service. Included clamp-on oxygen sensor kit for 2.0" exhaust ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange Includes complete fuel system consisting of; 20ft of 3/8 Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!