Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB
Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB SPELAB

Intake Manifold For Dual Plane - GM LS1/LS2/LS6 Cathedral Port | SPELAB

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Intake Manifold For Dual PLane - GM LS1/LS2/LS6 | SPELAB

Carbureted LS Manifolds

This powerful manifold is designed for the popular Chevrolet LS1 5.7L small-block V8 originally used in 1997-Up Corvette and 1998-2002 Camaro/Firebird. It also fits the Corvette LS6 and Gen III LR4 4.8L, LM7 5.3L, and LQ4 6.0L engines. For maximum power and a broad torque curve from 1500-6500 RPM, this manifold allows the use of a carburetor on these originally computer-controlled engines. It made 410 HP and 418 ft/lbs TQ in dyno tests with camshaft 350-2215 and carburetor 350-1413.

Installation Notes

  • Port Exit Dimensions: .98" Wide x 2.72" Tall
  • Uses LS1/LS6-style individual port O-ring seals
  • Recommended intake gasket; 555-210800
  • Manifold Height: (A) 4.50" , (B) 5.40"; Carb pad height: 4.95"
  • View Manifold ''A/B'' Measurement Guide.
  • Intake manifold only
  • Use with 350-8029 throttle cable/transmission kickdown cable bracket compatible with TH350, 200R-4 & TH700R-4 transmissions
  • LS1(24x) applications can be identified by the rear mounted cam position sensor that is black in color
  • LS2(58x)applications can be identified by the timing cover mounted cam position sensor that is grey in color 

Specifications:

Part Type Intake Manifold
Position N/A
Engine Make/Size Chevy Small Block
RPM Range 1500-6500
Emission Without EGR
EGR Without EGR
Carburetor Quantity One
Cylinder Head Type Standard
Engine Block Style Stock/OEM standard Deck
Engine Block Style Stock/OEM standard deck
Basic Operating RPM Range 1,500-6,500
Intake Finish Natural
Intake Material Aluminum
Intake Style Dual plane
Number Of Carbs One
Intake Section Included Complete
Manufacturer's Part Number: 71187
Shipping Weight: 20.5
Package Height: 23.5
Package Depth: 16.4
Package Width: 9.4
Part Category: Performance Parts

Fitments：

Chevrolet Corvette 2007 Base Convertible 2-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV

Chevrolet Corvette 2007 Base Hatchback 2-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV

Chevrolet Corvette 2006 Base Convertible 2-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV

Chevrolet Corvette 2006 Base Hatchback 2-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV

Cadillac CTS 2005 V Sedan 4-Door 5.7L 346Cu. In. V8 GAS OHV

Chevrolet Corvette 2005 Base Convertible 2-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV

Chevrolet Corvette 2005 Base Hatchback 2-Door 6.0L 5967CC 364Cu. In. V8 GAS OHV

Cadillac CTS 2004 V Sedan 4-Door 5.7L 346Cu. In. V8 GAS OHV

Chevrolet Corvette 2004 Base Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2004 Base Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2004 Base Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2004 Z06 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2003 50th Anniversary Edition Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chvrolet Corvette 2003 50th Anniversary Edition Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet orvette 2003 50th Anniversary Edition Pace Car Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2003 Base Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2003 Base Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2003 Base Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2003 Z06 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2002 Z28 Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2002 Z28 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2002 Z28 SS Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2002 Z28 SS Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2002 Base Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2002 Base Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2002 Base Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2002 Z06 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2001 Z28 Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2001 Z28 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2001 Z28 SS Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2001 Z28 SS Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2001 Base Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2001 Base Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2001 Base Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2001 Z06 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2000 Z28 Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2000 Z28 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2000 Z28 SS Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 2000 Z28 SS Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2000 Base Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2000 Base Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 2000 Base Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 1999 Z28 Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 1999 Z28 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 1999 Z28 SS Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 1999 Z28 SS Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 1999 Base Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 1999 Base Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 1999 Base Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 1998 Z28 Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 1998 Z28 Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 1998 Z28 SS Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Camaro 1998 Z28 SS Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 1998 Base Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 1998 Base Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 1998 Base Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 1998 Indianapolis 500 Pace Car Convertible 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 1998 Indianapolis 500 Pace Car Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 1997 Base Coupe 2-Door 5.7L 350Cu. In. V8 GAS OHV

Chevrolet Corvette 1997 Base Hatchback 2-Door 5.7L 350Cu. In. V8 GAS OHV

  
Intake Manifold For Dual Plane-GM LS1/LS2/LS6|SPELAB-3