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Holley LS Carbureted Manifold 2x4 Dual Plane LS3/L92 - Black

Black Ceramic Coated,Carbureted GM LS Gen III LS3/LS92 2x4160 dual plane intake manifold. All GM LS Gen III or Gen IV engines equipped with LS3/L92 style rectangular port cylinder heads.

PART# 300-133BK

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The Holley GM 2x4 dual plane manifold is designed in the tradition of the great dual Holley 4160 induction systems that competed on drag strips, in Trans-Am at Lemans in the 1960's. The technology of the LS pushrod engine is now mated with the impressive multi-carb looks and performance of the muscle car era!


  • Power band from 1500-7000rpm
  • Perfect for any street/performance, muscle car or street rod enthusiast
  • Cast aluminum construction with Black Ceramic Coating
  • Fits all GM LS Gen III or Gen IV engines equipped with LS3/L92 style rectangular port cylinder heads.
  • Dual plane design for equal distribution and great mid-range torque without comprimising top-end power


Emission Code4
EngineGM LS3/L92
Front Height4.73 inch
Fuel System TypeCarb
Manifold TypeDual Plane
Product TypeManifold
Rear Height5.80 inch
RPM Power Band1500-7000
WarrantyLimited 90 Day
Part Number300-133BK



This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition 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

Tech Resources

The LS engine architecture does not utilize an intake mounted water neck or distributor

Warranty Information

Limited 90 Day: See Details
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