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Holley #300-226BK GM LS1/LS2/LS6 Cathedral Port Carbureted Intake Manifold Base

Original price was: $709.99.Current price is: $100.00.

(In Stock)

SKU: TVXL5308003 Category:

COMPATIBLE:

2004 – 2005 CADILLAC CTS-V (5.7L-LS6)

1998 – 2002 CHEVROLET CAMARO (5.7L-LS1)

1997 – 2004 CHEVROLET CORVETTE (5.7L-LS1)

2001 – 2004 CHEVROLET CORVETTE Z06 (5.7L-LS6)

2005 – 2008 CHEVROLET CORVETTE (6.0L-LS2)

1998 – 2002 PONTIAC FIREBIRD (5.7L-LS1)

The Holley GM LS1/LS2/LS6 Modular Hi-Ram Intake Manifold is introduced as a cost effective alternative to fabricated sheet-metal for high-performance applications where induction system height is not limited. Coupling this Hi-Ram intake with the high flowing LS1/LS2/LS6 style cylinder heads has outstanding potential for N/A and forced induction applications at a budget-minded cost. Aggressive, bold, race-bred styling will make bad intentions clear for drag race, muscle car, marine, off-road, sandrails, pulling trucks, track, street-rod applications and more! The base is designed to be modular in configuration to accept a wide range of carbureted and EFI tops and to be attractive to builders and fabricators as the foundation for custom induction systems. Runner length and the tapered cross-section designed to perform well for a wide range of engine configurations EFI fuel rails are machined for -8AN O-ring Fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system and come standard with EFI Hi-Ram kits. Cast aluminum construction. Intended for use on N/A or forced induction engines in the 6.0 to 7.0+ liter range, max power at 7000-8000+RPM.

  • Port Size 2.49 Height x 1.21 Wide

  • Mounting Flange Gasket Type Standard LS3 Molded O-Ring

  • Plenum Top Gasket Type 3/32 Round O-ring Cord

  • Runner Length 6.58, As-Cast Runner Cross-Sectional Area Tapered 4.25 in to 2.53 in

Basic Operating RPM Range

3500-8000 R3

Brand

Holley

Carburetor Studs Included

No

Category Filter

Intake Manifolds

Clearance Category

Intake Manifolds

Color

Black

Construction

Cast

EGR Port

No

Emission Code

4

Engine

GM LS1/LS2/LS6

Finish

Black

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

Material

Aluminum

Nitrous Bung(s) Included

No

Plenum Finish

Black

Product Type

Intake Manifold Base

Removable Runners

No

RPM Power Band

3500-8000 RPM

Single Or Dual Plane Type

Single Plane

Throttle Body Included

No

Type of Component

Lower Manifold

Warranty

Limited 90 Day

UPC

090127029923

Part Number

300-226BK

ABOUT HOLLEY PERFORMANCE

For over a century Holley has driven the cutting edge of fuel-system design. That work continues today through Holleys market-leading EFI products as well as through Holleys family of best-in-industry brands. Top brands like MSD, Flowmaster, Hurst, Accel, and many more make up the industrys leading offering of enthusiast-driven products to deliver robust, complete performance solutions for builders, racers, and drivers. From propelling the LS-, Coyote-, and Gen 3 Hemi-swap trends, to continuously innovating late-model and vintage vehicle performance, Holleys commitment to its customers and their cars is at the core of everything we do.

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