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Holley Single Plane Carbureted Intake, GM LS3/L92 300-131

Holley Single Plane Carbureted Intake, GM LS3/L92 300-131
Holley Single Plane Carbureted Intake, GM LS3/L92 300-131
$702.99 ea
NEWARRIVING SOONEstimated Ship Date 09/18/2025 (If Ordered Today)20 Available from HOLLEY PERFORMANCE PRODUCTS as of 09/01/2025
Model: 3992525
Supplier has not provided any fitment data for this product.
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Carbureted single plane intake manifold. Fits all GM LS Gen III or IV engines equipped with LS3/L92 style rectangular port cylinder heads
Features:
  • 2500-7000 RPM power band
  • 4150 Square bore flange (accepts up to 1.75" diameter throttle bores)
  • 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
  • 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
  • Port size - 2.50" height x 1.15" wide
  • Includes Viton® O-ring intake to cylinder head gaskets - Viton® is a registered trademark of DuPont Performance Elastomers
Includes mounting bolts & washers. Also includes O-ring cylinder head mounting flange gaskets for an OEM style seal.
Installation Notes:
Includes mounting bolts & washers. Also includes O-ring cylinder head mounting flange gaskets for an OEM style seal.
About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Downloads:

Download Name File Size
199r10690.pdf614.84KB

Videos:

Specifications:

Color Silver
Construction Cast
Emission Code 3
Engine GM LS3/L92
Finish Silver
Flange Style 4150 Square Bore
Front Height 5.417 inch
Fuel System Type Carb
Manifold Type Single Plane
Part Type Engine Intake Manifold
Product Type Intake Manifold
Rear Height 5.417 inch
RPM Power Band 2500-7000 RPM
Warranty Limited 90 Day

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Holley Single Plane Carbureted Intake, GM LS3/L92 300-131: