Holley 550-850K Sniper EFI Self-Tuning Master Kit
510-550-850K
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Master Kits
Holley 550-850K Sniper EFI Self-Tuning Master Kit Features:
- Bolt-on replacement for 2300 Flange Carburetor
- Self-tuning Electronic Control Unit (ECU) eliminates the need for advanced computer/tuning expertise
- Simple Calibration Wizard for easy setup - answer a few questions about your engine, and it creates the base map while tuning on its own (No laptop required!)
- Requires only 4 wiring connections: Battery +, Battery -, Switched Ignition, and RPM
- High-resolution full-color touchscreen for initial setup, tuning, and gauge displays
- Supports up to 350HP with two 100lb/hr injectors
- Features C4/C6 Ford transmission kickdown lever and provisions for TH350, 400, and 700R4
- Accepts common 5 1/8” OEM or aftermarket air cleaner assemblies
- Throttle body-mounted ECU eliminates the need for extra mounting boxes
- Integrated ignition timing control
- Internal fuel pressure regulator preset to 58.5 PSI
- Includes Genuine Bosch LSU 4.9 Wideband Oxygen Sensor for real-time Fuel Map Learn
- OEM Style TPS/IAC and Fuel Pressure Regulator for dependable service
- Includes clamp-on oxygen sensor kit for 2.25" exhaust with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange for leak-free installation
- Sniper EFI Software available for free download, allowing for real-time tuning
- Printable throttle body flange template included
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Specifications:
Are these suitable for, and safe for marine applications, such as inboard/outboards?
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.