Edelbrock RPM Air-Gap Dual-Quad LS1 Intake Manifold With Timing Control

$1,299.99 $1,034.99

Brand Edelbrock
SKU: 7518

Intake Manifold Systems


  • GM Gen III LS
  • With Timing Control Module
  • Cathedral Port
  • 1500-6500 RPM Range
  • Satin Finish

    Designed for LS1, LS6, LM7 (5.3L), LR4 (4.8L), and LQ4 (6.0L) Gen III LS series engines.

    Installation Notes
  • Small Block Gen III LS Series Engines
  • Manifold Height: (A) 5.05", (B) 5.64"Click here to determine carburetor pad height
  • Port Exit Dimensions: .98" x 2.72" Carb center to carb center: 6-7/16"
  • Uses LS1/LS6 style individual port o-ring seals.
  • Designed for use with Edelbrock or Carter carburetors only.
  • Recommended intake gasket; Fel-Pro 555-210800
  • Carburetor Recommendations: Edelbrock Thunder Series AVS or Performer Series carb, 500 cfm. 

  • LS1 Timing Control Module #91238 works on LS1 24x reluctor wheel (crank trigger) applications only
  • LS2 applications with 58x reluctor (crank trigger) requires MSD 121-6012 ignition controller
  • LS1 (24x) applications can be recognized by the rear mounted cam position sensor (black in color), while LS2 (58x) cam sensor is mounted in the timing cover and is gray in color.


  • Specifications:

    RPM Range: 1500-6500
    Number Of Carbs: Two
    Emission: Without EGR
    Engine Make/Size: Chevy Small Block LS1
    Cylinder Head Type: Standard
    Usage: Street/Hi-Performance
    Position: N/A
    EGR: Without EGR
    Basic Operating RPM Range: 1,500-6,500
    Carburetor Quantity: Two
    Engine Block Style: Stock/OEM standard deck
    Intake Finish: Natural
    Intake Material: Aluminum
    Intake Section Included: Complete
    Intake Style: Dual quad
    Quantity: Sold individually
    Manufacturer's Part Number: 7518

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