EDELBROCK OL4B Intake Manifold 4BBL 403

( Brand: Edelbrock ), ( Mounting Style: Bolt-on ), ( Color: Silver ), ( Manufacturer Part Number: OL4B ), ( Cylinder Head Type: Square Port ), ( Material: Aluminum ), ( Vintage Part: Yes ), ( Placement On Vehicle: Upper ), ( Fuel Type: Gasoline ), ( Type: Intake Manifold ), ( Manufacturer Warranty: No Warranty ), ( Engine Size: 350 In ), ( Features: Unfinished ), ( Country/region Of Manufacture: United States )

Review EDELBROCK Oldsmobile Vintage Aluminum Intake Manifold 403 fits 307 330 350

The Edelbrock Performer RPM Series Oldsmobile 4-barrel Intake Manifold (PartNumber: Ol4b) is a high-performance aftermarket intake solution designed specifically for Oldsmobile engines with 307, 330, 350, and 403 cubic inch displacements. This intake manifold is an excellent upgrade for those seeking to unlock more power and torque from their Oldsmobile engine.

This intake manifold is engineered with a rectangular cross-flow design that provides excellent airflow distribution for optimal engine performance. The RPM series intake features a unique runner design that offers increased velocity and improved throttle response. The large-diameter runners provide excellent flow for high-performance applications while maintaining good idle characteristics.

The Edelbrock Ol4b intake manifold is constructed from high-quality, heat-resistant aluminum material. This not only helps to reduce engine heat but also contributes to a lighter weight intake system. The intake manifold comes with fully gasketed bolt-on flanges, making it easy to install and ensuring a secure fit on your Oldsmobile engine.

The Edelbrock Performer RPM Series Oldsmobile 4-barrel Intake Manifold (Ol4b) also comes with a built-in port for the factory power brake booster vacuum line. This ensures that your power brakes continue to function effectively after the installation of the new intake manifold.

Additionally, this intake manifold is designed to work seamlessly with most aftermarket carburetors and throttle bodies. The large-diameter intake ports accommodate a wide range of carburetor types, providing excellent airflow and power gains.

In conclusion, the Edelbrock Performer RPM Series Oldsmobile 4-barrel Intake Manifold (Ol4b) is a top-tier performance upgrade for Oldsmobile engines with 307, 330, 350, and 403 cubic inch displacements. It offers excellent airflow distribution, increased velocity, improved throttle response, and easy installation. This intake manifold is the perfect choice for those seeking to unlock more power and torque from their Oldsmobile engine.

The Edelbrock OL4B intake manifold is a popular aftermarket intake solution for Oldsmobile engines with 307, 330, 350, and 403 cubic inch displacements. This intake manifold offers several benefits and drawbacks, which are discussed below.

1. Increased Power: The Edelbrock OL4B intake manifold is designed to provide better airflow and fuel distribution, leading to increased horsepower and torque.

2. Improved Engine Response: This intake manifold offers improved throttle response and acceleration, making your Oldsmobile engine more responsive and fun to drive.

3. Better Fuel Economy: By improving the airflow and fuel distribution, the Edelbrock OL4B intake manifold can also help improve fuel economy, making your Oldsmobile more efficient.

4. Easy Installation: The intake manifold comes with detailed instructions and is relatively easy to install, making it a popular choice among DIY enthusiasts.

1. Cost: The Edelbrock OL4B intake manifold is more expensive than the stock intake manifold, which can be a significant drawback for some buyers.

2. Fuel System Upgrades: To fully take advantage of the performance gains offered by the intake manifold, you may need to upgrade your fuel system, which can add to the overall cost.

3. Vacuum System Modifications: Installing the Edelbrock OL4B intake manifold may require modifications to the vacuum system, which can be a complex and time-consuming process.

The Edelbrock OL4B intake manifold offers several advantages for Oldsmobile engines with 307, 330, 350, and 403 cubic inch displacements. While it comes with some drawbacks, such as cost and installation complexities, the performance gains and improved driving experience make it a worthwhile investment for many enthusiasts. If you're looking to maximize the performance of your Oldsmobile engine and are willing to put in the time and effort for installation, the Edelbrock OL4B intake manifold is a solid choice.

Details:

Will need 1 thread insert in thermostat housing everything else looks OK. Manifold has been cleaned and glass beaded. Good used small block Oldsmobile Edelbrock intake manifold.

part #: ol4b prices

• $95.00-$650.00

specifications inputmanifolds:

• for models: 307, 330, 350
• for makes: Oldsmobile
• brand: Edelbrock
• mounting style: Bolt-on
• color: Silver
• manufacturer part number: OL4B
• cylinder head type: Square Port
• material: Aluminum
• vintage part: Yes
• placement on vehicle: Upper
• fuel type: Gasoline
• type: Intake Manifold
• manufacturer warranty: No Warranty
• engine size: 350 In
• features: Unfinished
• country/region of manufacture: United States

offer inputmanifolds:

• started: July 5, 2025
• sold: 0
• quantity: 1
• availability: In Stock
• options: Ship-to-home

general inputmanifolds:

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

shipping inputmanifolds:

• cost: $25.00
• carrier: UPS
• transit: 4-9 Days
• class: Standard
• service: UPS Ground
• type: Fixed

returns inputmanifolds:

• policy: No Returns

seller inputmanifolds:

• city: Sanford, Michigan
• # reviews: 633
• rating: 100.0%

payments inputmanifolds:

• wallet: Apple-pay
• other
• credit card: Visa

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