Holley HP ECU

Holley HP ECU

Part #554-113

Looking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your older Holley C950? Holley has you covered. HP EFI ECU and harness kits are designed to be used with popular factory EFI engines as an alternative to the factory ECU and harness or as a replacement for your C950 ECU. The HP allows you to accurately control the fuel and ignition of your engine along with additional controls for nitrous, boost or water meth.

Features:

NEW V4 SOFTWARE FEATURES

“Quick Start” ignition and fueling strategy for LS x Engines

Data Logger. Scalable axes, Smoothing, Multiple graph view ability, Pre-defined notes fields and many more

Strip Chart Real-Time Data Viewer

Integrated Boost Control - Boost vs Time, Boost vs Gear (Time or RPM), Boost vs RPM, Boost vs Speed, Launch control. Boost launch builder, Over-boost safeties, Boost scramble

Traction Control - Power reduction via timing, nitrous percentage or boost (Requires Davis Technologies Holley Module)

“Quick Start” fueling for all engines

Option for VE based fueling strategy

Fuel Map and Learn Function Smoothing

Configurable User Password Protection

Fully Configurable lap top Gauge Panel

FEATURES

Optional 5.7” full-color touchscreen LCD allows easy on-the-fly tuning,data-logging or can be used as an easy to see graphical gauge panel

Eight sequentially driven 8:2 peak and hold injector drivers, capable of driving up to 16 low or high impedance injectors as a standard feature. Multiple staged injector strategies

Eight channel Distributorless Ignition (DIS)outputs capable of directly driving “Smart” ignition coils or Holley DIS coils. Will drive 2 wire coils with the addition of PN 554-112 high current coil driver module

Plug and Play control of factory GM 24x and 58x LSx engines

Integrated single channel wide band oxygen sensor control. Works with NTK or Bosch sensors

Internal data-logging standard with a huge 2GB of memory

4 Stage progressive nitrous control

Turbo boost control

Integrated water/methanol injection control

Self-tuning fuel table strategy greatly simplifies tuning process

Individual cylinder fuel and spark control allows you to unlock your engine’s potential

Works with 4, 6, 8 cylinder engines

Unique lb/hr based fueling strategy greatly simplifies and commonizes tuning

Advanced idle, closed loop, and enrichment strategies allow for very stable operation

ECU is fully potted and can be mounted in the engine compartment or interior

Sealed automotive and marine grade connectors

Allows for use of common OEM sensors as well as customer sensor calibration input

Ignition Plug and Play with GM 24x and 58x LSx engines, GM HEI, Ford TFI, magnetic and hall effect trigger, and other ignition systems. New Plug and Play applications in process. Custom settings can be configured to allow many other applications

1-5 Bar MAP sensor capability

Two channel knock control sensor Inputs for both one or two wire knock sensors

Dedicated fuel and oil pressure inputs

Controls both stepper and PWM Idle Air Control (IAC) motors

Speed density, Alpha-N, or combination fueling strategies

4 Programmable high or low Pulse Width Modulated (PWM) outputs and 4 fully configurable inputs can be configured for use

4 Stage nitrous oxide control

Fully featured nitrous control eliminates the need for a separate nitrous controller device

Can be configured “Wet” or “Dry” with closed loop feedback

Progressive control based on time, RPM, or boost, requires part # 554-111

Lean or rich safety cutoff

Full timing retard/control configurability per stage based on RPM or time

Integrated Water/Methanol injection control

Uses Holley Water/Meth solenoids specially designed and calibrated for use with this EFI system to allow the user to enter Water/Meth flow as a percentage of fuel injector flow for Water/Meth tubing

$1,487.00 $1,299.00
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