🌍 We Ship Worldwide Learn more

💵 Afterpay available, shop now, pay later Learn more

💬 Customer Support Click here

Holley  |  SKU: 300-120

Holley 300-120 LS Carbureted Manifold - 2x4 Dual Plane GM LS1/LS2/LS6

Holley Carbureted 2x4150 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 engines

Regular price $1,163.80 NZD + GST
Shipping calculated at checkout.
⚠ Special Order Item — ships direct from supplier. No returns, exchanges, or cancellations once processed. Please allow 7–20 days shipping.

Description

Holley Carbureted 2x4150 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 engines

Part Number: 300-120

Holley Carbureted 2x4150 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 engines

Features and Benefits

• The Holley GM LS1/LS2/LS6 2x4V dual-plane was designed in the tradition of the great dual Holley 4160 induction systems that competed on drag strips, in Trans-Am and at Lemans in the 1960’s.
• Carb Flange Center-To-Center: 8-5/8”
• Carbureted and EFI versions available
• Power band from 1500-7000 rpm
• Intended for use on all GM LS Gen III engines equipped with LS1/LS2 style cathedral port cylinder heads
• The dual-plane equal-distribution layout produces great mid-range torque without compromising top end power.
• Appropriate for any street/performance, muscle car, or street rod enthusiast
• Cast aluminum construction

All GM LS Gen 3 engines equipped with LS1/LS2 style cathedral port cylinder heads

Specifications

  • Specifications
    Basic Operating RPM Range1500-6500
    BrandHolley
    Carburetor FlangeSquare/4150
    Carburetor Quantity2
    Carburetor Studs IncludedNo
    CategoryEngine
    CNC PortedNo
    ColorNatural
    ConstructionCast
    Cylinder Head Port ShapeCathedral
    Deck Height9.24
    EGR PortNo
    Emission Code4
    EngineGM LS1/LS2/LS6
    Flange Style4150 Square Bore
    Front Maximum Height4.47
    Fuel Injectors IncludedNo
    Fuel Rail(s) IncludedNo
    Fuel System TypeCarb
    Gasket Or Seal IncludedNo
    Grade TypePerformance
    Intake Port Gasket(s) IncludedNo
    Manifold TypeDual Plane
    MaterialAluminum
    Nitrous Bung(s) IncludedNo
    part typeEngine Intake Manifold
    Plenum FinishNatural
    Product TypeIntake Manifold Base
    Rear Maximum Height5.54
    Removable RunnersNo
    Removable Top/LidNo
    Single Or Dual Plane TypeSingle Plane
    Sub CategoryCylinder Block Components
    Throttle Body Bore Diameter1.75
    Throttle Body Gasket IncludedNo
    Throttle Body IncludedNo
    Vacuum PortsYes
    WarningCalifornia Proposition 65
    WarrantyManufacturer's Limited 90 Day Warranty
  • Instructions

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.