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LS1 5.7 Holley HP Computer and Harness 24x Manual Throttle

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6.00 LBS
Calculated at checkout

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Product Description

The LS1 was rated at 350 hp (260 kW) and 365 lb·ft (495 N·m) since 2001 (LS6 Intake), 1997-2000 350 lb·ft (470 N·m) in North America, depending on the application.[2] The LS1 was used in the Corvette from 97-04. It was also used in GM F-Body cars with a rating of 305HP - 325HP. In Australia, continuous modifications were made to the LS1 engine throughout its lifetime, reaching 382 bhp (285 kW) in the HSV's YII series, and a Callaway modified version named "C4B" was fitted to HSV GTS models producing 402 bhp (300 kW).

Holley HP EFI &Harness for use with mechanical cable throttle bodys includes AIT sensor relays for electric fans & fuel pump.  Harness is 5 wire hook up to chassis (12v+,ignition, tach, fuel pump , electric fan


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


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