Chrome Header Bolts Set of 12 – 3/8-16 for Small & Big Block V8

Upgrade your exhaust system installation with this 12-piece Chrome Header Bolts Set, designed to provide reliable clamping strength, heat resistance, and a clean finished appearance. Made from corrosion-resistant alloy steel with a polished chrome-style finish, these header bolts are built for demanding automotive applications while adding a classic look to the engine bay.

Designed for aftermarket exhaust headers and compatible iron cylinder heads, these header bolts are suitable for a wide range of classic American V8 engines. The 3/8-16 thread size makes them a practical choice for many popular Chevy, Ford, and Mopar small block and big block applications.

These Chrome Header Bolts are ideal for muscle cars, classic cars, hot rods, street machines, trucks, and restoration projects. Whether you're replacing worn header hardware or completing a fresh engine build, this set provides dependable fastening performance with a polished appearance.

Key Features

• 12-piece Chrome Header Bolts Set

• Corrosion-resistant alloy steel construction

• Polished chrome-style finish

• 3/8-16 thread

• Designed for exhaust header installation

• Suitable for aftermarket headers and iron cylinder heads

• Provides reliable clamping strength

• Heat-resistant design for exhaust applications

• Classic appearance for a clean engine-bay finish

• Ideal for muscle cars, hot rods, trucks, and restoration projects

Engine Compatibility

These header bolts are compatible with a wide range of popular American V8 engines, including:

• Chevy Small Block V8

• Chevy Big Block V8

• Ford Windsor

• Ford Cleveland

• Ford FE Series

• Ford 385 Series

• Ford 460

• Mopar LA Series

• Mopar B/RB Series

• Mopar 426 HEMI

What's Included

• 12 Chrome Header Bolts

• 6 bolts per side

Important Fitment Information

Most small block engines can use a single 12-piece set, with 6 bolts per side. Some applications require 12–16 header bolts depending on the cylinder head and header configuration.

Ford 460, Ford FE-series, and Mopar B/RB applications may require additional hardware. For these applications, purchasing two sets may be recommended.

Why Choose These Chrome Header Bolts?

Header bolts are an important part of any exhaust header installation. The right hardware helps maintain proper clamping pressure and secure the headers against the cylinder heads. These Chrome Header Bolts combine durable alloy steel construction with a polished finish, making them suitable for both performance builds and appearance-focused restorations.

They are an excellent upgrade for enthusiasts who want dependable header hardware without sacrificing the classic chrome look. From muscle cars and hot rods to classic trucks and restoration projects, this header bolt set provides a practical combination of strength, functionality, and style.

Frequently Asked Questions

Q: What size are these header bolts?

A: These header bolts use a 3/8-16 thread size.

Q: How many bolts are included?

A: The set includes 12 header bolts, with 6 bolts per side.

Q: What are these header bolts made from?

A: They are made from corrosion-resistant alloy steel with a polished chrome-style finish.

Q: What engines do these header bolts fit?

A: They are designed for various American V8 applications, including Chevy Small Block and Big Block, Ford Windsor, Cleveland, FE and 385 Series engines, as well as Mopar LA, B/RB, and 426 HEMI configurations.

Q: Are these suitable for aftermarket exhaust headers?

A: Yes. These bolts are designed for use with aftermarket headers and compatible iron cylinder heads.

Q: Can I use these bolts on a Ford 460?

A: Ford 460 applications may require more than 12 bolts. Purchasing two sets is recommended when the application requires additional header hardware.

Q: Are these header bolts suitable for classic cars?

A: Yes. They are suitable for muscle cars, classic cars, hot rods, street machines, trucks, and restoration projects.

Q: Do these header bolts resist corrosion?

A: Yes. The alloy steel construction and polished chrome-style finish provide corrosion resistance and a clean appearance.

Q: Are these bolts suitable for both small block and big block engines?

A: Yes, they are designed for a wide range of compatible Small Block and Big Block American V8 applications. Always verify your specific header and cylinder-head requirements before ordering.