LS Classic GMLS3018 Chevy Full Size Intake Kit, Cathedral Port

#491GMLS3018

LS Classic GMLS3018 Chevy Full Size Intake Kit, Cathedral Port

The intake kit includes a single plane aluminum intake manifold, billet aluminum fuel rails, black, single snorkel, round air cleaner, 4150 carb adapter plate, all mounting hardware, and gaskets

$1,837.95

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Product Summary

EFI Fuel System Type, Multi-port Injection Style

The intake kit includes a single plane aluminum intake manifold, billet aluminum fuel rails, black, single snorkel, round air cleaner, 4150 carb adapter plate, all mounting hardware, and gaskets
The systems utilize GM LS3 OEM fuel injectors and GM four bolt, 92mm, drive-by-wire throttle body (not included) and are compatible with GM and aftermarket ECU's and harnesses that support both drive-by-wire and speed density tuning
Manifolds are designed to work with Cathedral port LS cylinder heads

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Key Specs

Injection Style	Multi-port
Intake Manifold Type	Single Plane
Carburetor Flange Type	4-Barrel Square Bore
RPM Range	Idle-8,000
Material Type	Aluminum

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Modern Classic GMLS3018 Details

The LS Classic Series Chevy Full Size Intake Kit is designed to pay respect to the classic muscle cars and trucks of the 50's, 60's and 70's while using modern technology for ultimate performance.

The intake kit includes a single plane aluminum intake manifold, billet aluminum fuel rails, black, single snorkel, round air cleaner, 4150 carb adapter plate, all mounting hardware, and gaskets
The systems utilize GM LS3 OEM fuel injectors and GM four bolt, 92mm, drive-by-wire throttle body (not included) and are compatible with GM and aftermarket ECU's and harnesses that support both drive-by-wire and speed density tuning
Manifolds are designed to work with Cathedral port LS cylinder heads

For all technical/repair/warranty product questions or needs, please contact LS Classic directly. For all other inquiries regarding shipping and delivery information, please contact the Speedway Motors Customer Experience Center.

Guides & Documents

Intake Manifolds Technical Information (491GMLS3018)

Intake Manifolds Installation Instructions (491GMLS3018)

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

CARB warning

Modern Classic GMLS3018 Specifications

KEY SPECS
MFG. Part #	GMLS3018
Brand	Modern Classic
Injection Style	Multi-port
Intake Manifold Type	Single Plane
Carburetor Flange Type	4-Barrel Square Bore
RPM Range	Idle-8,000
Material Type	Aluminum

GENERAL
Fuel System Type	EFI
Finish	Natural
Color	Natural
EGR	No
Cylinder Head Configuration	Cathedral Port
Throttle Body Bore Size	92mm
Intake Section Included	Complete
Plenum Material	Aluminum
Plenum Finish	Natural
Base Finish	Aluminum
Base Material	Aluminum
Throttle Body Included	No
Injectors Included	No
Aftermarket Fuel Rail Required	Yes
Fuel Rails Included	Yes
Hardware Included	Yes
Gaskets Included	Yes
Runners Included	Yes
Runners Removable	No
Supplemental Bosses Cast-In	Yes
Supplemental Bosses Machined	No
Sold in Quantity	Kit
Notes	Designed to work with Cathedral port LS cylinder heads
GTIN Code	847087061322

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Fitment

2004-2005 Cadillac CTS

GM LS6

2006-2007 Cadillac CTS

GM LS2

1998-2002 Chevy Camaro

GM LS1

1997-2000 Chevy Corvette

GM LS1

2001-2004 Chevy Corvette

GM LS1
GM LS6

2005-2007 Chevy Corvette

GM LS2

2006-2009 Chevy Impala

GM LS4

2006-2007 Chevy Monte Carlo

GM LS4

2006-2009 Chevy Trailblazer

GM LS2

1998-2002 Pontiac Firebird

GM LS1

2004 Pontiac GTO

GM LS1

2005-2006 Pontiac GTO

GM LS2