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12_be963f81-017d-4994-8fcb-435996656a99 - Northline Parts

Polished Aluminum 12" Oval Fully Finned Air Cleaner 4 Barrel For SBC BBC Chevy

Alligator_819_x_200_px - Northline Parts

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$96.89
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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Polished Aluminum 12" Oval Fully Finned Air Cleaner for 4 Barrel Carburetors

Give your engine bay a classic, high-performance look with this premium polished aluminum air cleaner. Specifically designed for SBC and BBC Chevy engines, this 12-inch oval assembly features a fully finned design that captures the timeless hot rod aesthetic while providing excellent filtration for your 4-barrel carburetor. This high-quality aftermarket component is the perfect upgrade for restorations, custom builds, and street machines looking for both style and functionality.

Key Features & Benefits

  • Mirror-polished aluminum finish for a professional, show-quality appearance.
  • Fully finned top design offers classic styling and improved structural rigidity.
  • Complete kit includes the polished lid, recessed base, and high-flow air filter element.
  • Constructed from heavy-duty cast aluminum for lasting durability and corrosion resistance.
  • Easy to install on most standard 4-barrel carburetors.

Compatible Models

  • Small Block Chevy (SBC) engines including 283, 302, 305, 327, 350, and 400.
  • Big Block Chevy (BBC) engines including 396, 427, and 454.
  • Fits 4-barrel carburetors with a 5-1/8 inch neck diameter (Holley, Edelbrock, Rochester, etc.).

Product Specifications

  • Material: Polished Cast Aluminum
  • Shape: 12" Oval
  • Top Style: Fully Finned
  • Length: 12 Inches
  • Neck Flange: 5-1/8 Inches
  • Part Type: Aftermarket Replacement Air Cleaner Assembly

Frequently Asked Questions

Is this an OEM part? No, this is a premium aftermarket air cleaner assembly designed for custom and performance applications.

How do I confirm compatibility? Measure the top neck of your carburetor to ensure it is 5-1/8 inches and check your engine bay clearance to accommodate the 12-inch oval dimensions.


Important: This is a premium aftermarket part and is not manufactured by the original equipment manufacturer (OEM). Brand names and model numbers are used for reference purposes only. Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.

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Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

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