Description
Holley 550-1081 Details
Holley Terminator X Stealth 2X4 4500 Kit
Terminator X Stealth 4500 2×4 – 8 Injector – 800-1500 HP – Black
The Terminator X Stealth 4500 2×4 EFI systems from Holley features 8, 100LB/HR Fuel Injectors capable of supporting up to 1500 HP naturally aspirated or 1250 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Designed to fit with Gen 3 Ultra Dominator air cleaners and fuel crossovers, allowing you to easily convert your 4500 equipped 800+ horsepower dragster or door car!
Features:
- Each throttle body contains 4x 100lb/hr fuel injectors
- Universal engine harness allows you to easily install the Terminator X 2×4 4500 system on a wide variety of engine combinations
- Timing Control support integrated within the ECU using supporting components (distributor, ignition box, or crank trigger)
- High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
- 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!
- The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn!
- Included weld-in O2 sensor bung for the exhaust ensures a leak free oxygen sensor installation
- Plug and play with Holley EFI Accessories, such as the 12.3″ and 6.86″ Pro Dash; CAN EGT; and Digital Analog style EFI gauges
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.
Holley 550-1081 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 550-1081 |
| Brand | Holley |
| Injection Style | Throttle Body |
| CFM | 2880 CFM |
| Injector Size | 100 lbs./hr. |
| Max Horsepower Rating | 1500 |
| 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 | Black |
| Throttle Body Flange Type | 4-Barrel Square Bore |
| Venturi Quantity | 8 |
| 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 |
| Emission Code | 3 |
| Use with Power Adder | Yes |
| Throttle Body Style | Throttle Body Injection (TBI) |
| Throttle Body Barrels | 4-Barrel |
| Bore Size | 2.125″ |
| GTIN Code | 090127130247 |
| Sold in Quantity | Kit |
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