Find Your Compatible Ignition Distributor Here: Holley Sniper EFI HyperSpark Distributors

Holley 550-510-3XK Sniper 2 EFI Master Kit Includes:

• Sniper 2 EFI Conversion Kit 550-510-3XX
• Fuel System Master Kit 526-14

Holley 550-510-3XK Sniper 2 EFI Master Kit Features:

• Four wire connection: Battery+, Battery-, Switched Ignition, and RPM
• Simple calibration wizard to create a base map and begin self-tuning - No laptop required
• Supports up to 650 horsepower naturally aspirated or 575 horsepower power adder applications
• Integrated kick down provisions for GM TH350/400, 200-4R/700R4 and Ford C4/C6 transmissions
• The wiring harness exits from the rear of the throttle body for a clean, ""hidden"" appearance
• Inputs and outputs: (2) ground inputs, (2) ground outputs, (1) TPS output - 0-5 V, and (1) tachometer output
• Onboard contactless magnetic TPS sensor for accurate reading
• Next-generation ECU for improved RF noise and interference resistance for compatibility with classic car wiring, noisy alternators, or faulty plug wires
• Redesigned throttle shaft and plate geometry for a smoother throttle feedback
• Redesigned injector connector for improved reliability
• Plug-and-play HyperSpark distributor support for integrated timing control
• iOS or Android-based cell phone connection compatibility for a wide variety of tuning and gauge display interfaces
• CAN1 and CAN2 mil-spec-style M8 positive lock connector for the latest in CAN bus technology
• Primary to secondary cast-in fuel rail crossover
• Bosch LSU 4.9 wideband oxygen sensor (O2) for real-time fuel map learning
• Clamp-on oxygen sensor kit for a leak-free oxygen sensor installation
• Compatible with the Sniper EFI Ecosystem including plug-n-play Hyperspark Ignition systems, complete fuel systems, multiple displays, and more

FAQ

Is the Holley Sniper kit worth it?

• Absolutely! The Holley Sniper 2 Kit (550-510-3XK) is a comprehensive master kit, offering advanced features, easy installation, and optimal performance, making it a valuable investment for your engine.

How much HP can a Sniper EFI handle?

• The Holley Sniper 2 EFI in the 550-510-3XK kit is designed to handle up to 650 Horsepower, providing reliable fuel injection support for enhanced engine performance.

Will Holley Sniper EFI increase fuel mileage?

• Yes, the Holley Sniper 2 Kit optimizes fuel delivery and combustion efficiency, potentially improving fuel mileage while boosting overall engine performance.

Do you need a fuel pressure regulator with Holley Sniper EFI?

• No, the Holley Sniper 2 Kit (550-510-3XK) includes a built-in regulator, eliminating the need for an external regulator and simplifying the installation process.

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.

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