# Proform 141-333 | Air Cleaner Mounting Nut; 1/4 Inch - 20 And 5/16 - 18 Thread Size; Proform 141-333 AIR CLEANER CENTER NUT

### PROFORM 141-333 APPLICATION SPECS:

Air Cleaner Mounting Nut; 1/4 Inch - 20 And 5/16 - 18 Thread Size; Chrome/ Black/ Red; Chevy Bowtie Design; Large Size

This carburetor air cleaner center nut is the large Chevrolet "Bowtie" shape and features the black Chevy Bowtie logo center with a red outline. Manufactured from high quality die cast aluminum material and has a great looking chrome finish. Center nut works with both 1/4-20 and 5/16-18 thread studs. This is an officially licensed GM Performance Parts product.

-   Thread Size: 1/4 Inch-20 And 5/16-18
-   Style: Red/Black Chevy Bowtie Design
-   Diameter (IN): Not Applicable
-   Finish: Chrome Plated
-   Color: Silver
-   Material: Aluminum

Proform 141-333 AIR CLEANER CENTER NUT

PRODUCT FEATURES:

Proform 141-333 AIR CLEANER CENTER NUT

### FAQ

**What part number is this?** The listed part number is 141-333.

**Is this product designed for direct replacement?** Confirm the original part specifications and intended application before ordering.

**Should I confirm compatibility before ordering?** Yes. Compare the original part and specifications before ordering.

### Common Searches

-   Proform 141-333
-   141-333 specifications
-   Proform Air Cleaner Mounting Nut; 1/4 Inch - 20 And 5/16 - 18 Thread Size; Proform 141-333 AIR CLEANER CENTER NUT

## Details

- **Price:** 60.93 CAD
- **Vendor:** Proform
- **Type:** Air Cleaner Mounting Nut
- **Tags:** 141-333, Air Cleaner Mounting Nut, Proform

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 60.93 CAD | In stock |

## Images

- Proform 141-333 | Air Cleaner Mounting Nut; 1/4 Inch - 20 And 5/16 - 18 Thread Size; Proform 141-333 AIR CLEANER CENTER NUT

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/141-333-vp-proform-518)
> Updated: 2026-10-20