Holley EFI 550-851

Bolt on 2300 Flange Carburetor Replacement Supports up to 350HP with Two 100lb/hr Injectors Equipped with C4 / C6 Ford transmission kickdown lever as well as TH350, 400 and 700R4 provisions Accepts many common 5 1/8" OEM or aftermarket air cleaner assemblies Throttle body mounted "brain box"- no extra boxes to mount Integrated ignition timing control 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) Simple Calibration Wizard (answer a few questions about your engine and it creates the base map) - NO laptop required! Self Learning - No need to be a computer 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 2.25" exhaust ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange Printable throttle body flange template included Certified to ISO 8846, SAE J1171 & United States Coast Guard Requirements for Ignition Protection & Fire Resistance. Making Sniper EFI the perfect choice for carburetor to marine fuel injection conversions! A Flame Arrestor is REQUIRED for marine installations, such as part number, 720-1 or 720-13 Patent Pending