7025229/550-842
Holley Sniper EFI Stealth 4500 - Black
- Brand Sniper
- Model 550-842
- Availability Available To Order
For a full list of features & benefits on what the Sniper Stealth 4500 has to offer, see below!Supports up to 1500HP Naturally Aspirated & 1250HP Boosted! Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI! 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 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) One +5v Reference Output - +5V Power Supply for 0-5v Sensors, One Sensor Ground – Ground supply for 0-5v Sensors High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays Compatible with Draw through or Blow through forced induction applications 2.125” Throttle Plates, Flow 1440 CFM for large cubic inch engines 2.5Bar MAP Sensor Integrated ignition timing control Throttle body mounted ECU – no extra boxes to mount Programmable launch control via 2-step and timing retard. Both can be triggered by a trans-brake input Gen 3 Ultra Dominator Style 4 Bolt Air Cleaner Flange 2.125" Throttle Plates, Flow 1440 CFM for large cubic inch engines -8AN Fuel Inlets The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn Built-in Single Stage Wet or Dry progressive nitrous control Three Programmable 0-5V Sensor Inputs for Oil/Fuel/Dome or Nitrous Pressure or other critical information Supports up to 1500 HP Naturally Aspirated or 1250 HP Forced Induction with Eight 100 Lb/Hr Injectors Six Programmable Ground Outputs, Five programmable ground inputs. These can be used to trigger or control external devices such as nitrous solenoids, boost control solenoids. Or to provide the ECU with an Input to turn on function such as an ignition timi One +5v Reference Output - +5V Power Supply for 0-5v Sensors, One Sensor Ground – Ground supply for 0-5v Sensors Throttle body mounted ECU – no extra boxes to mount Required external fuel pressure regulator, 12-848 is recommended Customizable secondary fuel pump output (TPS, RPM or Boost enabled) User friendly Boost Control with handheld adjustability Real-time datalogging to the included 3.5" Touch Screen, allows you to save information to the SD card without needing a communication cable Free Software included comprehensive datalogging tool to help you maximize the performance of your engine Real-time datalogging to the included 3.5” Touch Screen, allows you to save information to the SD card without needing a communication cable Programmable Target Air Fuel Ratios per Boost level Advanced boost control available via free Sniper EFI tuning software, including Boost vs RPM and Boost vs Time OEM Style TPS/IAC, for years of dependable service 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
Features
References
| Brand | Sniper |
| Product Code | 7025229 |
| SKU: | 550-842 |
Specifications
| Brand | Holley Sniper EFI |
| Emission Code | 3 |
| Product Type | Sniper EFI 4500 |
| Sale Category | Air and Fuel Delivery |
| Warning | California Proposition 65 |
| Finish | Black |
| Flange Size | 4500 |
| Flange Style | 4500 |
| Height | 3.85" |
| Inlet / Outlet Size | 8AN |
| Max Horsepower Rating | 1250 Forced Induction, 1500 Naturally Aspirated |
| Fuel Pressure | 58.5 PSI |
| Throttle Bore | 2.125 inch |
| CFM | 1440 |
| Injector Size | 100 lb/hr @ 58.5 PSI |
| MAP Sensor | 2.5Bar |
| Coast Guard Approved | Yes |
Specifications
| Brand | Holley Sniper EFI |
| Emission Code | 3 |
| Product Type | Sniper EFI 4500 |
| Sale Category | Air and Fuel Delivery |
| Warning | California Proposition 65 |
| Finish | Black |
| Flange Size | 4500 |
| Flange Style | 4500 |
| Height | 3.85" |
| Inlet / Outlet Size | 8AN |
| Max Horsepower Rating | 1250 Forced Induction, 1500 Naturally Aspirated |
| Fuel Pressure | 58.5 PSI |
| Throttle Bore | 2.125 inch |
| CFM | 1440 |
| Injector Size | 100 lb/hr @ 58.5 PSI |
| MAP Sensor | 2.5Bar |
| Coast Guard Approved | Yes |
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