1. Automotive Used Intake Manifolds Items
  2. sku: 2082917918256672
  3. GM 12486574

GM 12486574 Single Plane Intake 604

12486574 Gm 604 Crate Single Plane Intake #

( Brand: Gm ), ( Type: Intake Manifold ), ( Manufacturer Part Number: 12486574 )

Review GM 604 Crate Single Plane Intake

The GM 12486574 604 Single Plane Intake is a high-performance intake manifold designed for select GM V-8 engines, specifically those equipped with a 350 or 305 cubic inch engine. This intake manifold is a departure from the traditional multi-port designs, opting instead for a more traditional single plane design.

The single plane intake design allows for a simpler and more efficient intake runner design, which can lead to improved engine performance. Each runner in this manifold is designed to provide an optimal air/fuel charge to the corresponding cylinder, ensuring optimal combustion and engine efficiency.

This intake manifold features a cast aluminum construction for durability and light weight, and it comes with 604cc throttle bodies. The port sizes and locations on this intake are carefully engineered to optimize airflow and ensure maximum power output.

The intake manifold includes a mounting flange that is designed to bolt directly onto the engine, making for a simple and straightforward installation process. The intake comes with all necessary gaskets and hardware for a complete installation.

This intake manifold is a popular choice among performance enthusiasts and racing teams who are looking for improved power and efficiency from their GM V-8 engines. Its traditional design and optimized port flow make it an attractive option for those seeking to boost horsepower and torque in their vehicle.

Overall, the GM 12486574 604 Single Plane Intake is a high-quality, performance-focused intake manifold that is suitable for select GM V-8 engines. Its cast aluminum construction, optimized port design, and ease of installation make it a worthy investment for any enthusiast looking to maximize the power and efficiency of their engine.

Pros and Cons of buying a GM 12486574 604 Single Plane Intake

1. Improved Airflow and Performance:

* Pro: The single plane intake design allows for better airflow and increased horsepower due to the uncorked air Cleaner and larger throttle body.

* Pro: Improved engine breathing results in a better throttle response.

2. Enhanced Appearance:

* Pro: The single plane intake manifold has a classic, traditional look that some enthusiasts prefer over the mass-produced, stock designs.

3. Cost-Effectiveness:

* Pro: Compared to more advanced intake systems, the single plane intake is generally less expensive.

4. Easier Installation:

* Pro: Despite the potential power gains, the installation process of the single plane intake is generally simpler than other intake systems.

5. Limited Compatibility:

* Con: The single plane intake may not be compatible with all models or engine configurations, so it's essential to verify it's a suitable upgrade for your specific engine and vehicle.

6. Potential Tuning Requirements:

* Con: In some cases, after installing the single plane intake, re-tuning the engine may be required to optimize the fuel delivery system to ensure proper operation and prevent potential engine issues.

7. Changes in Vehicle Emissions:

* Con: Depending on your local regulations, removing the stock intake manifold and installing the single plane intake could modify your vehicle's emissions. Be sure to check with your local authorities for any potential restrictions or compliance needs.

Recommendation:

Based on a balanced analysis of the pros and cons, the GM 12486574 604 single plane intake can be a worthy investment for those seeking improved performance, a classic appearance, and a cost-effective upgrade for their engine. However, it's crucial to verify its compatibility with your specific engine and vehicle before making the purchase. Furthermore, consider the potential need to retune the engine and the implications for emissions restrictions in your area before installing it.

Final Conclusion:

The GM 12486574 604 single plane intake can lead to significant performance gains and a timeless look for your engine. However, its compatibility with your vehicle, potential need for retuning, and compliance with emissions regulations should be considered before purchasing. Thoroughly assessing these factors would enable you to make an informed decision about whether the potential benefits align with your automotive goals.

Details:

part #: 12486574 prices

  • $379.99-$385.00

specifications inputmanifolds:

  • brand: Gm
  • type: Intake Manifold
  • manufacturer part number: 12486574

seller inputmanifolds:

  • city: Cedar Rapids, Iowa
  • rating: 100.0%
  • # reviews: 3890

general inputmanifolds:

  • Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds
  • condition: Used

shipping inputmanifolds:

  • cost: $36.40
  • carrier: UPS
  • transit: 4-9 Days
  • class: Standard
  • service: UPS Ground
  • type: Calculated

returns inputmanifolds:

  • policy: Returns Accepted
  • paid by: Buyer
  • time: 30 Days

payments inputmanifolds:

  • credit card: Discover
  • wallet: Google-pay
  • other

offer inputmanifolds:

  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • quantity: 1
  • started: September 22, 2024
type: intake manifold,
category: auto parts > car truck parts accessories > air fuel delivery > intake manifolds, sku: 2082917918256672,

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4 offers $379.99–$385.00 USD
  • New other (see details). Offer #1 priced at $385.00 + $0.00 delivery = $385.00* total. These are GM performance 12496822 / these are take offs from new crate motors never have been run.FREE SHIPPING
  • Used. Offer #2 priced at $379.99 + $26.75 delivery = $406.74* total. Small Block Chevy 302 - 327 -350 - 383 - 400 V8'swith Vortec heads Bowtie GM Performance 12496822 Vortec SB Chevy Aluminum Intake Manifold (as shown in 14 pictures).+$26.75 shipping
  • Used. Offer #3 priced at $379.99 + $28.75 delivery = $408.74* total. Bowtie GM Performance 12496822 Vortec SB Chevy Aluminum Intake Manifold (as shown in 12 pictures).+$28.75 shipping
  • Used. Offer #4 priced at $275.00 + $49.88 delivery = $324.88* total. Comes with fittings, water neck, and distributor hold down Flanges and threaded holes look good Needs a bath.+$49.88 shipping

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