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Holley Single Plane Carbureted Intake - GM LS3/L92

Carbureted single plane intake manifold. Fits all GM LS Gen III or IV engines equipped with LS3/L92 style rectangular port cylinder heads

PART# 300-131

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

Overview

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

Specs

BrandHolley
ConstructionCast
Emission Code3
EngineGM LS3/L92
FinishSatin
Flange Style4150 Square Bore
Front Height5.417 inch
Fuel System TypeCarb
Manifold TypeSingle Plane
Product TypeManifold
Rear Height5.417 inch
RPM Power Band2500-7000
WarrantyLimited 90 Day
Part Number300-131

Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

Tech Resources

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

Warranty Information

Limited 90 Day: See Details
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        *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

        Some parts are not legal for use in California or other states with similar regulations.

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