Sniper EFI is part of a complete ecosystem! Your new Sniper kit pair's seamlessly together with Holley's Sniper Hyperspark Ignition, Fuel System's, Air Cleaners, Throttle Body & Digital Dash to unlock the full potential of your build. Complete your fuel injection journey by checking out our full offer of ignition, fueling and accessories!

Features

Fits most stock Rochester Quadrajet™ (Q-Jet) air cleaners

Self-tuning ECU means you don't have to be a computer/tuning wiz to have EFI!

Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)

Supports up to 500hp with Four 100 Lb/Hr Injectors!

Throttle body mounted ECU – no extra boxes to mount

Designed to deliver the signature Rochester Roar at Wide Open Throttle!

Fits most stock Rochester Quadrajet™ (Q-Jet) air cleaners

Transmission provisions on throttle lever for TH350/TH400 and 200R4/700R4

Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!

Patent Pending

Universal Throttle and transmission kickdown bracket included

The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn!

Throttle body mounted ECU – no extra boxes to mount

OEM Style Throttle Position Senser (TPS)/ and Idle Air Control (IAC) for years of dependable service.

Available in 3 Finishes - Classic Gold, Shiny and Black Ceramic

Included clamp-on oxygen sensor kit ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange

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!

High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays.

A Flame Arrestor is REQUIRED for marine installations, such as part number, 720-1 or 720-13

Requires external fuel pressure regulator, such as: 12-886 or 12-879

Integrated ignition timing control

Brake Booster adapter included, if required

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!