# Proform 66824 | 66824 - Header Bolts, 3/8-16 x 1in, Hex Head, Wedge-Locking, Black Oxide, 16-Piece

### PROFORM 66824 APPLICATION SPECS:

### Attributes

-   Applications: Fits GM BB 396-502 exc 348 and 409, Ford 5.0L, SB 289-302-351W, Mopar 413
-   Category: Header Bolts
-   Color: Black Oxide
-   Diameter: 3/8-in.
-   Finish: Black Oxide
-   Length: 1 inch
-   Material: Steel
-   Part Type: Header Bolts

### Product Description

Engine Header Bolts,3/8-16 Thread X 1 Inch Long,Wedge-Locking Technology,16 Pcs in kit,Black Oxide Finish,Fits GM BB 396-502 exc 348 and 409, Ford 5.0L, SB 289-302-351W, Mopar 414,Hex Head Type

### FAQ

**What part number is this?** The listed part number is 66824.

**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 66824
-   66824 specifications
-   Proform - Header Bolts, 3/8-16 x 1in, Hex Head, Wedge-Locking, Black Oxide, 16-Piece

## Details

- **Price:** 102.57 CAD
- **Vendor:** Proform
- **Type:** - Header Bolts, 3/8-16 x 1in, Hex Head, Wedge-Locking, Black Oxide, 16-Piece
- **Tags:** - Header Bolts, 16-Piece, 3/8-16 x 1in, 66824, Black Oxide, Hex Head, Proform, Wedge-Locking

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 102.57 CAD | In stock |

## Images

- Proform 66824 | 66824 - Header Bolts, 3/8-16 x 1in, Hex Head, Wedge-Locking, Black Oxide, 16-Piece

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/66824-vp-proform-518)
> Updated: 2026-10-21