Holley EFI EFI Intake Manifold 300-269

Engine Intake Manifold


4150 Aluminum Single Plane for all GM LS Gen III or IV engines equipped with LS7 style cylinder heads

EFI Intake Manifold; Single Plane; 4150 Square Bore Flange; RPM Power Band 2500-7000; For Use w/GM LS Gen III Engine w/LS7 Cylinder Heads; Silver Cast Aluminum; Satin Finish;

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  • Single Plane Design
  • 4150 Square Bore Mounting Flange
  • Power Band 2500-7000 rpm
  • Height Front 5.417 in. Rear 5.417 in.
  • Port Size 2.33 in. Height 1.27 in. Width
Single Plane EFI LS Intake Manifold. Fits all GM LS Gen III engines equipped with LS7 cylinder heads. Designed with a 4150 Square bore flange. Optimized runner layout and constant cross sectional area - broad torque curve, best vehicle performance from 2500-7000 RPM. Minimum carb flange height - fit in vehicles with minimum hood modifications. Cast aluminum construction - great manifold for centrifugal blower, turbocharged or NOS power adder applications


Cylinder Head Type:LS7
Engine Make/Size:GM LS7
RPM Range:2500-7000
WARNING CA Proposition 65:No


  • 300-269
  • 300-269
  • Holley EFI
  • New


Shipping Information

  • Item Requires Shipping
  • 20.0 lbs.
  • W21.0000” x H11.0000” x L21.0000”

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