Holley Single Plane EFI Intake - GM LS7 - 300-269
SKU: 18089029955

Holley Single Plane EFI Intake - GM LS7 - 300-269

Sale price$179.52 Regular price$199.47
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Description

Holley Single Plane EFI Intake - GM LS7 - 300-269Overview: 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

Overview:

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 The manifold kit includes the fuel rails, mounting hardware, and o-ring cylinder head mounting flange gaskets.

Features:

  • 2500-7000 RPM power band
  • 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 mild power adder applications
  • Efficient casting design - lightweight, consistent wall thicknesses, improved casting quality
  • Weight - 11.5 lbs.
  • Height (front) - 5.417" to the lifter valley cover flange at the engine block front flange and bellhousing flange
  • Port size - 2.33" height x 1.27" wide
  • Includes FKM o-ring intake to cylinder head gaskets

Application:

Year Make Model Submodel Engine Size
Universal

Specs:

Brand Holley EFI
Color Silver
Construction Cast
Emission Code 3
Engine GM LS7
Finish Satin
Flange Style 4150 Square Bore
Front Height 5.417 inch
Fuel System Type EFI
Manifold Type Single Plane
Product Type Manifold
Rear Height 5.417 inch
RPM Power Band 2500-7000
Warranty Limited 90 Day
Shipping Notes
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 18089029955

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Amazon Customer
Dallas, US
★★★★★ 5
Comfortable Sandals
Size: 8, Color: Chestnut
Great quality sandals. Fits comfortably and is lightweight. If you do not want an exact fit I suggest that you go up a size
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Reviewed in the United States on June 8, 2026
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Susanne Sanders
Louisville, US
★★★★★ 4
more orange color than a red color
Size: 10, Color: Red Pepper
I received my sandals today. It’s true to size. I purchased the red, It’s more of an orange color than a red color. Cute looking Feels very comfortable. It’s a keeper.
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Reviewed in the United States on April 6, 2026
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Stacy Thrailkille
Alexandria, US
★★★★★ 5
My favorite ❤️
Size: 10, Color: Chestnut
My favorite so far!!! True to size, and very comfortable. Plus, stylish and goes with so many outfits.
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Reviewed in the United States on April 25, 2026
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Amy E Hickman
Draper, US
★★★★★ 5
Very Comfy!
Size: 10, Color: Chestnut
Awesome shoes! Love the style and quality. If you have wide feet go one size up.
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Reviewed in the United States on April 16, 2026
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LAPD
Charlottesville, US
★★★★★ 3
Improper fit
Size: 10, Color: Chestnut
Cute shoe just uncomfortable fit
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Reviewed in the United States on April 6, 2026

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