Holley 550-511-BPX-SBC Features:

The Sniper 2 EFI is a self-tuning, easy-to-install, EFI conversion for the most common 4-barrel (4150 flange) style carburetors. This system has fourteen new features added from the original Sniper system to bring a more reliable, modern, and simpler EFI conversion. Like all Holley Sniper EFI systems, the Sniper 2 is designed to work with the Sniper Ecosystem, including Hyperspark ignition, complete fuel systems, multiple user interfaces/dash displays, and more.

• Only (4) wiring connections required: Battery+, Battery-, Switched Ignition, and RPM
• No laptop required - A simple calibration wizard for self-tuning only requires a few simple questions about your engine to create a base map
• Supports up to 650 HP naturally aspirated or 575 HP on boosted applications
• Next-generation ECU for improved RF noise and interference resistance to stand up to older car wiring, noisy alternators, faulty plug wires etc.
• A new redesigned throttle shaft and plate geometry for a smoother throttle feel
• The main harness includes plug-and-play HyperSpark distributor support for integrated timing control
• Bluetooth dongle allows you to connect either an iOS or Android-based cell phone to the Sniper 2
• Power Distribution Module (PDM) further simplifies wiring, especially when used in conjunction with an ignition system
• Integrated transmission kick down provisions for GM TH350/400, 200-4R/700R4 and Ford C4/C6 applications
• The wiring harnesses exit from the rear of the throttle body for a cleaner, "hidden" appearance
• (2) Ground Inputs, (2) Ground Outputs, (1) TPS output (0-5 V), and (1) Tach Output
• A new redesigned injector connector for improved reliability
• Onboard contactless magnetic TPS sensor for more accurate TPS readings
• Next Generation mil-spec style M8 positive lock connector for CAN1 and CAN2
• Cast-in fuel crossover from the primary to secondary fuel rail
• Bosch LSU 4.9 wideband O2 provides real-time fuel map learning
• Clamp-on O2 Kit with stainless steel T-Bolt clamps and stainless steel weldable oxygen sensor flange
• Hyperspark billet distributor with hall effect crank trigger housing to deliver a noise-free RPM signal to the Sniper ECU

Holley 550-511-BPX-SBC Notes:

• Nitrous Control Not Supported in Sniper 2 EFI Software

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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