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Holley EFI 550-820 - HP EFI Stealth Ram Fuel Injection System
PLEASE NOTE: Pictures are repsentative of style, and may be generic.

Holley EFI 550-820 - HP EFI Stealth Ram Fuel Injection System

Holley EFI 550-820

Part Number:
550-820
SKU:
HOLEFI-550-820
UPC:
090127667002
Availability:
Email us for availability

Holley EFI - 550-820

HP EFI Stealth Ram Fuel Injection System; Chevy Small Block V8; Early To Late Heads; Range Up To 500 hp; Satin;

Youll get some attention when you pop the hood and show an HP stealth ram(TM) multi–point EFI system available for traditional or Vortec headed small block Chevys. Simply utilize a laptop (or the optional 5.7 inch full color touch screen LCD) along with the HPs self–tuning capabilities to make it easy as 1, 2, 3 to get your car up and running with EFI. The tunnel ram design of the stealth ram builds power in the upper RPM while maintaining excellent mid–range torque as well. HP stealth ram systems include: intake manifold, billet throttle body, ECU, wiring harness, fuel rails and related small parts. Fuel pump and Injectors should be selected separately to fit your requirements.

  • Boost Control - Boost Vs Time/Gear/Rpm/Speed Over-Boost Safety
  • Utilize A Laptop Or Hand Held Tuner
  • Self Tuning Capabilities
  • 4 Programmable Inputs/Outputs
  • 5.7 in. Color Touchscreen For On-The-Fly Tune/DataLog/Gauge Panel
  • Plug And Play Control Of Factory Engines
  • Internal Data-Logging Is Standard
  • 4 Stage Progressive Nitrous Control
  • Integrated Water/Methanol Injection Control
  • Advance Idle/Closed Loop/Enrichment Strategy For Stable Operation
  • Can Be Configured Wet Or Dry With Closed Loop Feedback
  • Full Timing Retard/Control Configured Per Stage By Rpm Or Time

Cylinder Head Type: Standard
Engine Make/Size: Chevy Small Block (262-400)
Fuel Rate: OEM


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