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Holley Terminator X Stealth 4500 2x4 EFI Fuel Injection Systems 550-1080 Systems, X, 4500, EFI, Eight Injector, Dual Throttle Body, Speed Density, Aluminum, Shiny, Tunable, Kit
Holley Terminator X Stealth 4500 2x4 EFI Fuel Injection Systems 550-1080 Systems, X, 4500, EFI, Eight Injector, Dual Throttle Body, Speed Density, Aluminum, Shiny, Tunable, Kit
Description
Holley Terminator X Stealth 4500 2x4 EFI fuel injection systems feature eight 100lb./hr. fuel injectors capable of supporting up to 1,500 hp naturally aspirated or 1,250 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. Holley Terminator X Stealth EFI systems are designed to fit with Gen 3 Ultra Dominator air cleaners and fuel crossovers, allowing you to easily convert your 4500 equipped 800+ hp dragster or door car!
Features:
* Bolt-on 4500 flange carburetor replacement for 2x4 intake manifolds
* 2.125 in. throttle plates flow 1,440 cfm each for large cubic inch engines
* Gen 3 Ultra Dominator-style 4-bolt air cleaner flange offering many air cleaner options
* Universal engine harness allows you to easily install the Terminator X 2x4 4500 system on a wide variety of engine combinations
* Timing control support integrated within the ECU using supporting components
* High-resolution, full-color touch screen for initial setup, tuning, and gauge displays
* Simple Calibration Wizard--laptop not 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
* Weld-in oxygen sensor bung for the exhaust ensures a leak-free installation
* Plug-and-play with Holley EFI accessories (Pro Dash; CAN EGT; and Digital Analog-style EFI gauges)
* Available in two finishes, Shiny and Black
Part Type
Fuel Injection Systems
Specifications
- Product Attributes - Brand
- Holley
- Product Attributes - Manufacturer's Part Number
- 550-1080
- Product Attributes - Part Type
- Fuel Injection Systems
- Product Attributes - Product Line
- Holley Terminator X Stealth 4500 2x4 EFI Fuel Injection Systems
- Product Attributes - UPC
- 090127130230
- Product Attributes - Fuel Injection Style
- Throttle body
- Product Attributes - Fuel Injection System Type
- Dual 4-Barrel Throttle Bodies (4500 Flange)
- Product Attributes - Maximum Horsepower with Gas
- 1,500
- Product Attributes - Timing Control Compatible
- Yes
- Product Attributes - ECM Included
- Yes
- Product Attributes - Self Tuning
- Yes
- Product Attributes - User Tunable
- Yes
- Product Attributes - Fuel System Included
- None
- Product Attributes - Ignition System Included
- None
- Product Attributes - Power Distribution Included
- None
- Product Attributes - User Interface Included
- 3.5 in. display
- Product Attributes - EGR
- No
- Product Attributes - Transmission Controller Included
- No
- Product Attributes - Metering Style
- Speed density
- Product Attributes - Multi-Port Fuel Rails Included
- No
- Product Attributes - Throttle Body Included
- Yes
- Product Attributes - Throttle Body Mounting Flange
- 4-barrel square bore
- Product Attributes - Venturi Quantity
- 8
- Product Attributes - Venturi Diameter (mm)
- 53.98mm
- Product Attributes - Airflow Rate (cfm)
- 2,880 cfm
- Product Attributes - Throttle Body Material
- Cast aluminum
- Product Attributes - Throttle Body Color
- Polished
- Product Attributes - Injectors Included
- Yes
- Product Attributes - Injector Size (lbs/hr)
- 100 lbs./hr.
- Product Attributes - Calibration Module Included
- Yes
- Product Attributes - Wiring Harness Included
- Yes
- Product Attributes - Oxygen Sensor Included
- Yes
- Product Attributes - Fuel Pressure Regulator Included
- No
- Product Attributes - MAP Sensor Included
- Yes
- Product Attributes - IAT Sensor Included
- Yes
- Product Attributes - TPS Sensor Included
- Yes
- Product Attributes - IAC Motor Included
- Yes
- Product Attributes - Quantity
- Sold as a kit.
- Product Attributes - Notes
- External fuel pressure regulator required, set to a base pressure of 58.5 psi.
- Product Attributes - Special Attention
- Two throttle body system supports up to 1,250 hp on forced induction applications.
Reference Information
| Brand Name/s | Holley |
|---|---|
| StreetFX SKU | hly550-1080 |
| SFX Item ID | 4784057 |
| Supplier Item Code | 4784057 |
| Manufacturer SKU | 550-1080 |
| Manufacturer UPC | 90127130230 |
| Alternative References | HOL550-1080, 2x4 |
Compatibility
| Application Data |
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