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Holley 300-131 Engine Intake Manifold
Holley 300-131 Engine Intake Manifold
Holley
SKU 300-131

Holley 300-131 Single Plane Carbureted Intake GM LS3/L92 Carbureted Single Plane Intake Manifold Fits All GM LS Gen III or IV

$478.95 USD
In Stock - Fast Shipping
Free shipping For USA, up to 50 lbs
90-day returns Free, no restocking fees
Warranty Manufacturer's Limited 90 Day

Carbureted single plane intake manifold. Fits all Gm Ls Gen Iii or Iv engines equipped with LS3/L92 style rectangular port cylinder heads

Features and Benefits:

  • Minimum carb flange height - fit in vehicles with minimum hood modifications Weight - 11.5 lbs
  • Port size - 2.50 inch height x 1.15 inch wide 2500-7000 RPM power band Includes Viton O-ring intake to cylinder head gaskets - Viton is a registered trademark of DuPont Performance Elastomers 4150 Square bore flange (accepts up to 1.75 inch diameter throttle bores) Optimized runner layout and constant cross sectional area - broad torque curve, best vehicle performance from 2500-7000 RPM Efficient casting design - lightweight, consistent wall thicknesses, improved casting quality Height (front) - 5.417 inch to the lifter valley cover flange at the engine block front flange Cast aluminum construction - great manifold for centrifugal blower, turbocharged or Nos power adder applications

Associated Comments:

  • Includes mounting bolts & washers. Also includes O-ring cylinder head mounting flange gaskets for an OEM style seal.

Details:

  • Basic Operating RPM Range: 2500-7000 RPM
  • Cnc Ported: No
  • Carburetor Flange: Square/4150
  • Carburetor Quantity: 1.0
  • Carburetor Studs Included: No
  • Color: Natural
  • Construction: Cast
  • Cylinder Head Port Shape: Rectangle
  • Deck Height: 9.24 Inch
  • Egr Port: No
  • Engine: Gm LS3/L92
  • Flange Style: 4150 Square Bore
  • Front Maximum Height: 5.417 Inch
  • Fuel Injectors Included: No
  • Fuel Rail(s) Included: No
  • Fuel System Type: Carb
  • Gasket Or Seal Included: No
  • Grade Type: Performance
  • Intake Port Gasket(s) Included: No
  • Manifold Type: Single Plane
  • Material: Aluminum
  • Nitrous Bung(s) Included: No
  • Plenum Finish: Natural
  • Rear Maximum Height: 5.417 Inch
  • Removable Runners: No
  • Removable Top/Lid: No
  • Single Or Dual Plane Type: Single Plane
  • Throttle Body Bore Diameter: 3.6
  • Throttle Body Gasket Included: No
  • Throttle Body Included: No
  • Vacuum Ports: Yes
  • Warranty: Manufacturer's Limited 90 Day Warranty

Installation Guide: Download PDF

Installation / Product Video: Watch on YouTube

⚠️ California Proposition 65 Warning
California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.

Warranty: Manufacturer's Limited 90 Day Warranty

A vehicle fitment list isn’t available for this part.

Please check the product description for the manufacturer’s application details, or ask a specialist — we’ll confirm whether it fits your vehicle before you buy.

Shipping Information

Free shipping is available for eligible orders.

Shipping: For USA - Up to 50lbs.

Orders are processed during normal business days. Delivery dates may vary by carrier and destination.

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