Description

Description

Overview

Brand: Holley
Manufacturer’s Part Number: 550-658
Part Type: Engine Management Systems
Product Line: Holley Dominator EFI Vehicle Management Systems
Summit Racing Part Number: HLY-550-658
UPC: 090127137185
Transmission Controller Included: Yes
High Impedence Injectors: Up to 24
Low Impedence Injectors: Up to 24
Coils: Up to 12
Digital Inputs: 13
Analog Inputs: 30
VR/Mag Inputs: Up to 4
Wideband Controller: Yes
Wideband Channels: 2
CANBUS Enabled: Yes
CANBUS Networks: 1
Knock Control: Yes
Knock Channels: 2
Drive-By-Wire Capable: No
VVT Control: No
Boost Control: Yes
Nitrous Control: Yes
Traction Control: Yes
Launch Control: No
Engine Protection: Yes
Flex Fuel Compatible: No
Multi-fuel Capable: No
 Data Logger: Yes
Oxygen Sensor Included: No
Display Included: No
Handheld Controller Included: No
Remanufactured: No
Quantity: Sold as a kit.
Notes: Fit engines with 58x crank/4x cam sensors and with EV1 injectors.

Holley Dominator EFI Vehicle Management Systems

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

external
size chest(in.) waist(in.) hips(in.)
XS 34-36 27-29 34.5-36.5
S 36-38 29-31 36.5-38.5
M 38-40 31-33 38.5-40.5
L 40-42 33-36 40.5-43.5
XL 42-45 36-40 43.5-47.5
XXL 45-48 40-44 47.5-51.5

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