Holley Sniper 550-511K EFI 4150 4-Barrel Self-Tuning Master Kit. Put an end to mysterious air/fuel ratios, jet changes, and cold-start rough idle troubles with Holley Sniper EFI. Affordable aftermarket fuel injection is here and it couldn’t be any easier to install on your vehicle. Holley Sniper EFI is a perfect match for any muscle car, classic truck, street rod, or nearly any other carbureted vehicle. With over 100 years of building quality fuel systems, you can trust Holley Sniper with all your electronic fuel injection needs! Holley Sniper EFI is packed with all the features that your car or truck needs. 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. Connect the 4 necessary wires and you’re good to go. The self-learning ECU takes care of setting the baseline tune while the full touchscreen display allows you to fine tune as you please. Sniper EFI throttle bodies utilize OEM style TPS and IAC modules for dependable and serviceable use. Life is too short to hassle with cold start issues, hesitations, flooding, and carburetor inconsistencies. Leave that old 4-barrel to rest and bring in a new era of performance, reliability, and fun with a Holley Sniper EFI system! Holley Sniper EFI Master Kits include everything you will need to get your new Sniper EFI throttle body setup and running on any of your vehicles. Master Kits include 20 feet of 3/8 EFI fuel hose, in-line electric fuel pump, pre and post filters, return bulkhead, and all of the needed fuel fittings and hardware to get your system plumbed, wired up and running in no time. 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. California Customers: This part has been identified as emissions sensitive and can only legally be installed on race-use only vehicles, off-road-use only vehicles, or pre-1965 vehicles in the State of California in accordance with the California Air Resource Board (CARB) requirements. The item “Holley Sniper 550-511K EFI 4150 4-Barrel Self-Tuning Master Kit fast shipping” is in sale since Saturday, July 11, 2020. This item is in the category “eBay Motors\Parts & Accessories\Car & Truck Parts\Air Intake & Fuel Delivery\Fuel Inject. Controls & Parts”. The seller is “newcaneycustoms” and is located in New Caney, Texas. This item can be shipped worldwide.
- California Prop 65 Warning: True
- Manufacturer Part Number: 550-511K
- Brand: Holley Sniper
- Fitment Type: Performance/Custom