Hero image 0 of Holley EFI 550-1076 Terminator X Stealth 4150 EFI 2x4 Gold, 0 of 11

Holley EFI 550-1076 Terminator X Stealth 4150 EFI 2x4 Gold

Name: Holley EFI 550-1076 Terminator X Stealth 4150 EFI 2x4 Gold
Brand: HOLLEY EFI
SKU: 725786381
Price: 3149.95 USD
Availability: InStock

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Key item features

Direct Replacement: Bolts on as a 2x4 4150 Flange Carburetor Replacement.
Power Support: Supports up to 1500 HP naturally aspirated or 1250 HP forced induction with eight 100 Lb/Hr injectors.
Integrated Control: Features an internal 1bar MAP sensor within the Terminator X ECU and integrated ignition timing control.
User-Friendly Setup: Includes a high-resolution full-color touchscreen for initial setup, tuning, and gauge displays, with a simple calibration wizard.
Self-Tuning Capability: The self-tuning ECU eliminates the need for a laptop and utilizes a Genuine Bosch LSU 4.9 Wideband Oxygen Sensor for real-time fuel map learning.
Essential Accessories: Requires an external fuel pressure regulator set to 58.5 PSI and includes a weld-in O2 sensor bung.
Accessory Compatibility: Offers plug-and-play compatibility with Holley EFI accessories like Pro Dash displays and CAN EGT.

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Specs

Brand
HOLLEY EFI
Vehicle fitment type
Specific
Items included
Terminator X
Model
550-1076
Weight
21.3 lb
Has written warranty
No

Current price is $3,149.95

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About this item

Product details

2x4 4150 Flange Carburetor Replacement - Supports up to 1500 HP Naturally Aspirated or 1250 HP Forced Induction with Eight 100 Lb/Hr Injectors;

The Terminator X Stealth 4150 2x4 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.;

Bolt on 2x4 4150 Flange Carburetor Replacement
Supports up to 1500 HP Naturally Aspirated or 1250 HP Forced Induction with Eight 100 Lb/Hr Injectors
Internal 1bar MAP sensor, built into the Terminator X ECU
External fuel pressure regulator required, set to a base pressure of 58.5 PSI, such as Holley part # 12-886
Integrated ignition timing control
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!
Factory Style TPS/IAC and Fuel Pressure regulator, for years of dependable service
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
Available in 3 finishes: Shiny, Black, and Gold

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Specifications

Fuel injection accessory & part type

2x4 4150 Flange Carburetor Replacement

Brand

HOLLEY EFI

Vehicle fitment type

Specific

Items included

Terminator X

Warranty

Warranty information

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