1. Car/Truck Engine Valves Deals
  2. sku: 13492898003103782
  3. QUALCAST 53-108216

QUALCAST 53-108216 Steel Intake Exh Valves Head 376 2.165 1.593

fits model: Ls3. make: Chevrolet.

53-108216 Qualcast Chevrolet Ls3 376- Stainless Steel 8 Intake 2.165 Inch And Exh Valves 1.593 Head

( Brand: Qualcast ), ( Manufacturer Part Number: 53-108216 ), ( Part Type: Intake Valve Head ), ( Fitment Type: Performance/custom )

Review QUALCAST Chevrolet 376 Stainless Steel Intake 2.165 Inch And Exh Valves 1.593 Head fits LS3

The Qualcast 53-108216 Chevrolet LS3 Intake Manifold is a high-performance aftermarket component designed specifically for the Chevrolet LS3 engine. This intake manifold is made of robust 376 steel, ensuring durability and reliability even under the most demanding driving conditions.

This intake manifold comes with 2.165-inch exhale valves, which are larger than the OEM valves. The larger valves increase the flow rate of exhaust gases, leading to better engine breathing and increased power. Additionally, the intake manifold features 1.593-inch head ports for improved airflow into the engine cylinders.

The intake ports on this manifold are designed to provide optimal flow distribution to each cylinder, ensuring efficient combustion and maximized power output. The manifold's smooth, polished finish not only looks great but also reduces turbulence and ensures a seamless airflow path to the engine.

This intake manifold is a direct replacement for the factory intake manifold, making installation straightforward and hassle-free. It comes with all necessary hardware for installation, including gaskets and bolts. Additionally, the intake manifold is CNC-machined to ensure precise fitment and excellent machining quality.

Upgrading to the Qualcast 53-108216 Chevrolet LS3 Intake Manifold is an excellent choice for those seeking increased power, improved engine breathing, and enhanced performance from their LS3 engine. With its robust construction, optimized port design, and easy installation process, this intake manifold is an essential upgrade for any serious LS3 enthusiast.

The Quadrajet 53-108216 Chevrolet LS3 intake manifold with 2.165-inch exhales valves and 1.593-inch heads is a popular choice among performance enthusiasts for its ability to support high-performance applications. Here are some pros and cons that might help you make an informed decision about purchasing this intake manifold.

Pros:

1. Enhanced Performance: This intake manifold is designed to support high-performance applications. It provides better airflow, improved throttle response, and increased horsepower and torque.

2. Durable Construction: The intake manifold is made of steel, making it more durable than its aluminum counterparts. Steel intake manifolds are less susceptible to warping, cracking, and other forms of damage, which can extend the life of the engine.

3. Better Fuel Distribution: The Quadrajet 53-108216 intake manifold is designed to provide better fuel distribution, ensuring that each cylinder receives an optimal amount of fuel. This can lead to improved combustion efficiency and better overall engine performance.

Cons:

1. Weight: The steel construction of this intake manifold makes it heavier than aluminum intake manifolds. This added weight can affect the overall weight balance of the engine, which can have an impact on performance and fuel economy.

2. Complex Installation: Installing this intake manifold can be a complex process. It requires the removal of the old intake manifold, gaskets, and other components. Additionally, the new intake manifold may require new fuel injectors, throttle body, and other parts.

3. Cost: The Quadrajet 53-108216 Chevrolet LS3 intake manifold is a premium part. It can be more expensive than other aftermarket intake manifolds, especially those made of aluminum.

Ending Conclusion:

The Quadrajet 53-108216 Chevrolet LS3 intake manifold with 2.165-inch exhales valves and 1.593-inch heads is a high-performance intake manifold that is ideal for applications where maximum power and durability are essential. Its durable steel construction, enhanced fuel distribution, and improved airflow make it a popular choice among performance enthusiasts. However, its complex installation process, added weight, and higher cost may deter some buyers. Ultimately, the decision to purchase this intake manifold depends on your specific needs, budget, and performance goals.

Recommendation:

If you're looking for maximum power and durability from your Chevrolet LS3 engine, then the Quadrajet 53-108216 intake manifold is an excellent choice. However, if you're on a tight budget or prefer a lighter intake manifold, then you may want to consider other options. It's recommended that you consult with a professional mechanic or performance specialist to help you determine if this intake manifold is right for your specific application.

Details:

They have swirl polished dunderheads, chrome-plated stems, and Wafer-welded tips. They are packaged in MATCHED sets of 8 per box. Chevrolet LS3 376 CID Engines: Street Performance Stainless Steel Valves Matched Sets of 8, 8 INTAKE AND EXHAUST, ITEM SPECIFICATIONS, VALVES, Stem Diameter: .3135, Head 2.165, Valve length : 4.890, Tip to Groove 0.225, Notes: 1 Groove, Chrome-Plated and Undercut Stems. 8:30 am to 5:00 pm PST.

part #: 53108216 prices

  • $80.00-$155.00

specifications voomvalve:

  • for models: Ls3
  • for makes: Chevrolet
  • brand: Qualcast
  • mpn: 53-108216
  • part type: Intake Valve Head
  • fitment type: Performance/custom

offer voomvalve:

  • sold: 0
  • quantity: 2
  • started: April 29, 2026
  • options: Ship-to-home
  • availability: In Stock

shipping voomvalve:

  • carrier: USPS, FedEx
  • service: USPS Priority Mail, FedEx Ground / FedEx Home Delivery
  • transit: 2-6 Days
  • cost: $20.00
  • type: Fixed
  • class: Expedited, Standard

returns voomvalve:

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

general voomvalve:

  • condition: New
  • Engines Engine Parts > Valvetrain Components > Valves

seller voomvalve:

  • # reviews: 8674
  • city: Mulino, Oregon
  • rating: 99.8%

payments voomvalve:

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for models: ls3, for makes: chevrolet, part type: intake valve head, fitment type: performance/custom,
category: auto parts > engines engine parts > valvetrain components > valves, sku: 13492898003103782,

Qualcast 53-108216 Is Similar To:

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2 offers $80.00–$155.00 USD
  • Offer #1: $155.00 price + $20.00 shipping estimate = $175.00* total. (8) INTAKE AND (8) EXHAUST (8) INTAKE VALVES.+$20.00 shipping
  • Offer #2: $80.00 price + $14.00 shipping estimate = $94.00* total.+$14.00 shipping

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