CJ Classic Trucks Carbureted Intake Manifold Dual Plane Aluminum GM LS1/LS2/LS6

CJ's Part Number:


  • Carbureted or EFI Dual Plane
  • RPM Range: 1,500-6,500
  • Fit Cathedral Port Heads
  • Satin, Polished & Black Coated
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CJ Classic Trucks Aluminum Dual Plane Carbureted Intake Manifold for GM LS1, LS2, and LS6 Engines.

When you want to add a boost to your vehicle’s performance and style, CJ Classic Trucks' Aluminum Dual Plane Carbureted Intake Manifold is a great addition for your GM LS1, LS2, or LS6 Engine. This square bore, aluminum dual plane intake manifold features a 1500-6500 RPM range and is designed for high-performance carbureted and throttle body EFI applications on LS cathedral port head applications.

Features and Benefits:
- Cast Aluminum Intake Manifold
- Carbureted or Throttle Body EFI Dual Plane
- RPM Range: 1,500-6,500
- 4150 Square Bore Carb Base (Accepts Up To 1.75″ Dia. Throttle Bores)
- 3/8″ NPT Vacuum Port
- 1/8″ NPT MAP Sensor Port
- Rectangular Ports Designed To Fit Cathedral Port Heads
- Port Dimensions: 2.72″ x 1.00″
- Intake Height: 6.15″ Front, 5.07″ Rear (Valley Cover to Carb Base Flange)
- Finish: Available In Satin, Polished & Black Coated

Each manifold is made using cast aluminum to withstand both forced induction and nitrous oxide setups while keeping the weight of the manifold as low as possible. Includes mounting hardware, port plugs, and manifold-to-head O-ring gaskets. This performance manifold will accept carburetors with a 4150-style square bore flange and is available in natural, polished, and black finishes.

Kit Includes:
- Zinc Plated Hex Head Mounting Bolts & Washers
- 3/8″ NPT Hex Socket Pipe Plug
- (8) Viton O-Ring Manifold-t0-Head Mounting Gaskets

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following C/K years:

  • 1988,
  • 1989,
  • 1990,
  • 1991,
  • 1992,
  • 1993,
  • 1994,
  • 1995,
  • 1996,
  • 1997,
  • 1998,

This product will fit the following C10 years:

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