Holley Sniper 550-516 4150 Self-Tuning EFI w/Ignition Coil/Box

Kit Includes: (1) Holley Sniper 550-516 EFI 4150 4-Barrel Self-Tuning Base Kit. (1) Holley Sniper 556-152 EFI Hyperspark Ignition Coil. (1) Holley Sniper 556-151 EFI Hyperspark Ignition Box. Holley Sniper 550-516 EFI 4150 4-Barrel Self-Tuning Base Kit Direct carburetor replacement. Fits single and dual plane intake manifolds. Naturally aspirated applications only. Throttle body mounted ECU - no extra computers to mount or relocate. Capable of supporting up to 650 HP. Simple, 4 wire connection (Battery +, Battery -, Switched ignition & RPM) Built in pre-set fuel pressure regulator. Integrated ignition timing control & coil driver. Color touchscreen for easy setup and gauge displays. Self tuning ECU means you dont have to be a computer/tuning expert to enjoy EFI. Holley Sniper 556-152 EFI Hyperspark Ignition Coil Designed to work with Sniper EFI – Plug and Play. Ignition coil connector removes any doubt of loose connections at the Ignition Coil. Integrated Ignition Coil bracket simplifies mounting the ignition coil. 135mJ of spark energy when used with the HyperSpark Ignition Box, ensures complete combustion. Holley Sniper 556-151 EFI Hyperspark Ignition Box Designed to work with Sniper EFI – Minimal wiring required. 135mJ of spark energy when used with the HyperSpark Ignition coil, ensures complete combustion. HyperSpark CD Ignition box is seal and powder coated to be installed in the harshest of locations. External LED on Hyperspark CD Ignition box helps verify 12v, cranking RPM, and low battery voltage. Very low key off current (<150 microamps), so you can rest easy that your battery won’t drain during storage periods.

This throttle body fuel injection replaces any square bore or spread bore style 4-barrel carburetor The built in ECU keeps the wiring neat and tidy with no need to run the computer and associated wiring back into the cab of the vehicle The self-learning ECU takes care of setting the baseline tune while the full touchscreen display allows you to fine tune as you please Fits single and dual plane intake manifolds Naturally aspirated applications only