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Holley Dominator EFI Vehicle Management Systems 550-650 Engine Systems, EFI, Connects 24-EV1 Injectors, 12-Coils, Analog/Digital inputs, 1x Cam Sensor, Chevy, 5.7L, 6.0L,24x Crank, Kit

SKU: HLY550-650

Engine Management Systems

Holley Dominator EFI Vehicle Management Systems 550-650 Engine Systems, EFI, Connects 24-EV1 Injectors, 12-Coils, Analog/Digital inputs, 1x Cam Sensor, Chevy, 5.7L, 6.0L,24x Crank, Kit

SKU: HLY550-650

Engine Management Systems
A$6,574.30
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

Holley Dominator EFI vehicle management systems are intended for all engine applications, from street to high-end racing. They have nearly unlimited capabilities to control any power adder, input, or output that you can throw at them.

Features include:

* 12 sequentially driven 8:2 peak and hold injector drivers capable of driving up to 24 low or high-impedance injectors
* 12-channel distributorless ignition outputs capable of directly driving smart ignition coils or Holley DIS coils
* Plug-and-play control of factory GM 24x and 58x LSX engines
* Integrated electronic transmission control--currently can control GM 4L60E and 4L80E
* Integrated dual channel wideband oxygen sensor controls, work with NTK or Bosch sensors
* Integrated drive by wire throttle body control, can control two drive by wire throttle bodies
* 4-stage progressive nitrous oxide controller
* Turbo boost control
* Integrated water/methanol injection control
* Integrated data acquisition and control allowed with massive amount of programmable inputs and outputs
* Internal data logging standard with a huge 2 GB of memory
* Self-tuning fuel table strategy greatly simplifies tuning process
* Store and change between four calibrations
* Individual cylinder fuel and spark control allows you to unlock your engine's potential

Part Type

Dominator EFI Kit - GM LS

Data: v4.2 - Upd: 2026-10-13 18:47:14

Specifications

Product Attributes - Brand
Holley
Product Attributes - Manufacturer's Part Number
550-650
Product Attributes - Part Type
Engine Management Systems
Product Attributes - Product Line
Holley Dominator EFI Vehicle Management Systems
Product Attributes - UPC
090127137093
Product Attributes - Transmission Controller Included
No
Product Attributes - Boost Control
Yes
Product Attributes - Traction Control
Yes
Product Attributes - High Impedence Injectors
Up to 24
Product Attributes - Low Impedence Injectors
Up to 24
Product Attributes - Fuel Injector Connector Style
Jetronic/Minitimer/EV1
Product Attributes - Coils
Up to 12
Product Attributes - Digital Inputs
13
Product Attributes - Analog Inputs
30
Product Attributes - VR/Mag Inputs
Up to 4
Product Attributes - Wideband Controller
Yes
Product Attributes - Wideband Channels
2
Product Attributes - CANBUS Enabled
Yes
Product Attributes - CANBUS Networks
1
Product Attributes - Knock Control
Yes
Product Attributes - Knock Channels
2
Product Attributes - Drive-By-Wire Capable
No
Product Attributes - VVT Control
No
Product Attributes - Nitrous Control
Yes
Product Attributes - Launch Control
No
Product Attributes - Engine Protection
Yes
Product Attributes - Flex Fuel Compatible
No
Product Attributes - Multi-fuel Capable
No
Product Attributes - Data Logger
Yes
Product Attributes - Oxygen Sensor Included
No
Product Attributes - Reluctor Wheel Tooth Quantity
24
Product Attributes - Display Included
No
Product Attributes - Handheld Controller Included
No
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Fit engines with 24x crank/1x cam sensors and with EV1 injectors.

Reference Information

Brand Name/s Holley
StreetFX SKU hly550-650
SFX Item ID 4783735
Supplier Item Code 4783735
Manufacturer SKU 550-650
Manufacturer UPC 90127137093
Alternative References HOL550-650, 24-EV1, 12-Coils, 5.7L, 6.0L, 24x

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