1. Automotive Used Intake Manifolds Items
  2. sku: 11948746138512722
  3. OLDSMOBILE 406114

OLDSMOBILE 406114 Intake Manifold Gm W31 F-85 W-350

fits model: Cutlass. make: Oldsmobile.

406114 Oldsmobile Rare W31 Cutlass F-85 W-350 Factory Aluminum Intake Manifold Gm

( Type: Intake Manifold ), ( Engine Size: 350 In ), ( Color: Silver ), ( Manufacturer Part Number: 406114 ), ( Features: Bare ), ( Material: Aluminum ), ( Vintage Part: Yes ), ( Placement On Vehicle: Front ), ( Fuel Type: Gasoline )

Review OLDSMOBILE Rare W31 F-85 Factory Aluminum Intake Manifold Gm fits CUTLASS

Oldsmobile 406 ci W-31 Cutlass F-85 W-350 Intake Manifold by GM

Description:

The Oldsmobile 406 ci W-31 Cutlass F-85 W-350 Intake Manifold is a high-performance component designed specifically for Oldsmobile F-85 and W-350 models with the 406 cubic inch engine. Manufactured by GM, this intake manifold is an excellent upgrade for those seeking improved engine performance and power.

This intake manifold is meticulously crafted using superior materials to ensure durability and reliability. Its design features a multi-port configuration with large, smooth-flowing runners to provide optimal air and fuel delivery to the engine. The ports are engineered to perfectly match the Rocket 350 and 394 V8 engines, ensuring maximum engine efficiency and responsiveness.

The manifold boasts a robust construction to withstand the rigors of high-performance driving. Its surface finish is precision-machined to ensure a perfect seal with the cylinder head gasket, eliminating the possibility of leaks and seepages. The manifold is also designed to work seamlessly with factory fuel injectors, making for a straightforward installation process.

The Oldsmobile 406 ci W-31 Cutlass F-85 W-350 Intake Manifold also comes with an integrated throttle body, further simplifying the installation process and reducing the need for additional components. This design feature also ensures smooth throttle response, enhancing the overall driving experience.

Upgrading your vehicle with a performance-enhancing intake manifold like the Oldsmobile 406 ci W-31 Cutlass F-85 W-350 Intake Manifold by GM is an investment in your Oldsmobile's power and performance. This component is perfect for enthusiasts seeking to maximize the potential of their W-31 Cutlass F-85 or W-350 engine, allowing for increased horsepower and torque, improved throttle response, and a more exhilarating driving experience.

In summary, the Oldsmobile 406 ci W-31 Cutlass F-85 W-350 Intake Manifold by GM is a top-tier performance component designed for Oldsmobile F-85 and W-350 models with the 406 cubic inch engine. Its robust construction, multi-port design, and integrated throttle body make it an ideal choice for those seeking to enhance their vehicle's power, efficiency, and driving experience.

Buying an Oldsmobile 406114 W31 Cutlass F-85 W-350 intake manifold from GM (General Motors) can be a viable solution for those looking to restore or rebuild their Oldsmobile F-85 engines. Here are some potential pros and cons to consider before making a purchase.

Pros:

1. Availability: Oldsmobile parts, especially for older models like the F-85, can be difficult to find. However, GM, being the original manufacturer, is a reliable source for genuine intake manifolds.

2. Quality: Genuine GM parts are known for their high-quality standards. Buying an intake manifold directly from GM ensures that you're getting an authentic, well-made part.

3. Fitment: GM intake manifolds are designed to fit perfectly with the engine and other components in your Oldsmobile F-85. This can save you time and money on potential fitting issues or modifications.

4. Performance: Using a genuine GM intake manifold can lead to improved engine performance, as it is designed to optimize airflow and fuel delivery to the engine.

Cons:

1. Cost: Genuine GM parts, including intake manifolds, can be more expensive compared to aftermarket or used parts. This may be a significant factor for some buyers.

2. Lead time: Since GM is a large corporation, there may be a longer wait time for your intake manifold to be shipped to you. This could delay your project timeline.

3. Limited modifications: If you plan on making significant modifications to your engine, using a genuine GM intake manifold may limit your options due to its design and restrictions imposed by GM.

Conclusion:

When considering purchasing an Oldsmobile 406114 W31 Cutlass F-85 W-350 intake manifold from GM, weigh the pros and cons carefully based on your specific project goals, budget, and timeline. If you value originality, perfect fitment, and high-quality performance, a genuine GM intake manifold might be the right choice for you. However, if cost or lead time is a concern, or if you plan on making significant engine modifications, you may want to explore alternative options. Ultimately, the decision depends on your priorities and the unique requirements of your project.

Details:

8 25 69 is the date code. Rare find this one was removed over 45 years ago and sitting on the self. Please see pictures for more detail. Definitely not an easy Intake to find.

Very Nice original 1970 Cutlass F85 W31 Aluminum Intake Manifold.

specifications inputmanifolds:

  • for models: Cutlass
  • for makes: Oldsmobile
  • type: Intake Manifold
  • engine size: 350 In
  • color: Silver
  • manufacturer part number: 406114
  • features: Bare
  • material: Aluminum
  • vintage part: Yes
  • placement on vehicle: Front
  • fuel type: Gasoline

offer inputmanifolds:

  • sold: 0
  • quantity: 1
  • availability: In Stock
  • started: February 14, 2026
  • options: Ship-to-home

payments inputmanifolds:

  • other
  • credit card: Diners-club
  • cash
  • wallet: Paypal

shipping inputmanifolds:

  • cost: $55.00
  • service: Standard
  • type: Fixed
  • class: Standard
  • transit: 5-10 Days

seller inputmanifolds:

  • city: Akron, New York
  • rating: 99.7%
  • # reviews: 3006

returns inputmanifolds:

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

general inputmanifolds:

  • condition: Used
  • Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds
for models: cutlass, for makes: oldsmobile, type: intake manifold, engine size: 350 in, features: bare, vintage part: yes, placement on vehicle: front, fuel type: gasoline,
category: auto parts > car truck parts accessories > air fuel delivery > intake manifolds, color: silver, material: aluminum, sku: 11948746138512722,

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