Performance Parts & Accessories
Product Summary
Universal Fit, Throttle Body Injection Style, Polished
- Features a throttle body mounted ECU
- It is capable of supporting up to 650 HP
- Designed to be a direct carburetor replacement
- Will fit single and dual plane intake manifolds
- Includes a built in pre-set fuel pressure regulator
Details
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. Economically priced to save your hard earned money for other parts of your build; Holley Sniper EFI is a self-tuning, plug and play fuel injection system that takes all the trouble and guesswork out of your switch to modern electronic fuel injection. 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!
- 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
- Chrome finish
- Sold individually
Charts
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Quickstart Guide (PDF)
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Instruction Manual (PDF)
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Wiring Instructions (PDF)
KEY SPECS |
|
|---|---|
| MFG. Part # | 550-510 |
| Brand | Holley Sniper |
| Injection Style | Throttle Body |
| CFM | 800 CFM |
| Injector Size | 100 lbs./hr. |
| Max Horsepower Rating | 650 |
| ECM Included | Yes |
GENERAL |
|
| Carburetor Flange Type | 4-Barrel Square Bore |
| User Tunable | Yes |
| Self Tuning | Yes |
| Injectors Included | Yes |
| Intake Manifold Included | No |
| Metering Style | Speed density |
| EGR | No |
| Throttle Body Included | Yes |
| Throttle Body Material | Cast Aluminum |
| Throttle Body Finish | Polished |
| Venturi Quantity | 4 |
| Fuel Pump Included | No |
| Fuel Rails Included | No |
| Calibration Module Included | Yes |
| Wiring Harness Included | Yes |
| Fuel Pressure Regulator Included | No |
| Distributor Included | No |
| MAP Sensor Included | Yes |
| IAC Motor Included | Yes |
| IAT Sensor Included | Yes |
| TPS Sensor Included | Yes |
| Finish | Polished |
| Use with Power Adder | No |
| Throttle Body Barrels | 4-Barrel |
| GTIN Code | 090127739860 |
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