Holley 550-820 Fuel Injection Kit - Satin, Universal, Kit

Universal Universal

  • List Price: $3,711.95
  • Our Price: $3,339.95
  • You Save: $372.00
  • SKU: H19550820
  • Quantity

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We provide a limited warranty of 90 days for products from the date the product is received.

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If you are not entirely satisfied with your order, items can be returned within 30 days of receipt. Check out our Return Policy for more details.

HOLLEY – AVENGER STEALTH RAM MULTI-POINT EFI FUEL INJECTION KITS

  • For small block Chevys with traditional or Vortec heads
  • Stealth Ram intake manifold is designed for high-rpm power
  • Includes a hand-held controller for easy set up
  • Self-tuning software optimizes air-fuel ratio
  • 2 x 58mm throttle body
  • Plug-n-play connectors for easy installation
  • Can be upgraded to Holley HP software

Take the bolt-on-and-go convenience of the Avenger EFI fuel injection system and add Holley’s Stealth Ram intake to make the high-RPM power you crave with the Avenger Stealth Ram Multi-point EFI fuel injection kits. The tunnel ram design of the Stealth Ram intake is designed to make power in the upper RPM range while still delivering excellent mid-range torque and the Avenger ECU features self-tuning software and set up is easy with the hand-held controller. With over 100 years of experience, Holley is one of the most recognized names in fuel delivery systems and their carburetors have powered every NASCAR Sprint Cup team for over four decades.

See product for application and installation details.

  • Notes : Fits GM small block; Stock/OEM standard deck; Laptop computer required for calibration; 2 venturi quantity; Aluminum intake material; 58 mm venturi diameter
  • Product Fit : Universal
  • Series : Holley Avenger Stealth Ram Multi-Point EFI
  • Injection Style : Multi-Port
  • Metering Style : Speed density
  • Throttle Body Mounting Flange : GM TPI
  • Airflow Rate : 1000 CFM
  • Throttle Body Material : Billet Aluminum
  • Throttle Body Finish : Satin
  • Warranty : 90-day Holley limited warranty
  • Leaves Warehouse in : 10-11 business days
  • Quantity Sold : Kit
  • Color/ Finish : Satin
  • Includes : Intake manifold, Intake section, Fuel rails, Throttle body, ECM, and Wiring harness
  • Part Number : 550-820
  • Availability :

Helpful Information

We provide a limited warranty of 90 days for products from the date the product is received.

JCWhitney Shipping Policy

To know more about our shipping rates and delivery times, please visit our Shipping Policy for more information

JCWhitney Returns Policy

If you are not entirely satisfied with your order, items can be returned within 30 days of receipt. Check out our Return Policy for more details.

  • List Price: $3,711.95
  • Our Price: $3,339.95
  • You Save: $372.00
  • SKU: H19550820
  • Quantity

Helpful Information

We provide a limited warranty of 90 days for products from the date the product is received.

JCWhitney Shipping Policy

To know more about our shipping rates and delivery times, please visit our Shipping Policy for more information

JCWhitney Returns Policy

If you are not entirely satisfied with your order, items can be returned within 30 days of receipt. Check out our Return Policy for more details.