What material are these head studs made from?

These head studs are manufactured from 8740 chromoly steel. This is a well-built material known for its high tensile strength, making it suitable for demanding engine applications.

Do I need any special tools to install these head studs?

While installation is generally straightforward, you will need standard hand tools for removing the old head bolts and installing the new studs, nuts, and washers. It's also recommended to have a torque wrench to ensure proper tightening according to ARP's specifications.

What is the benefit of using head studs over stock head bolts?

Head studs offer more consistent and uniform clamping force compared to stock head bolts. This improved clamping helps prevent cylinder head gasket leaks and ensures the heads remain securely fastened under high combustion pressures, especially in modified engines.

ARP SB Chevy Brodix Head Stud Kit 234-4703

Name: ARP SB Chevy Brodix -12 & 18A head stud kit
Brand: ARP
SKU: arp-arp-sb-chevy-brodix-12-18a-head-stud-kit-t14-854188
Price: 323.65 USD
Availability: BackOrder

ARP SB Chevy Brodix -12 & 18A head stud kit

$323.65

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

ARP SB Chevy Brodix -12 & 18A head stud kit.

Key Features

Fits Brodix -12 and -18A small block Chevy cylinder heads.
Constructed from strong 8740 chromoly steel for high tensile strength.
Features rolled threads for improved fatigue life and durability.
Includes studs, nuts, and washers for a complete installation.
Black oxide finish offers corrosion resistance.
Designed to provide consistent clamping force for reliable sealing.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Product Details

If you're rebuilding the top end of your Brodix -12 or -18A small block Chevy heads, ARP's 234-4703 head stud kit is a solid choice. These studs are designed to provide a more consistent clamping force than stock head bolts, which is crucial for sealing the combustion chamber and preventing leaks, especially in high-performance applications. ARP is well-known for making strong fasteners, and this kit is no exception.

This kit uses 8740 chromoly steel, a well-built material that offers excellent tensile strength. The studs feature rolled threads, which are stronger and less prone to stripping than cut threads. You'll also get ARP's black oxide finish for corrosion resistance. The kit includes the necessary studs, nuts, and washers, all manufactured to ARP's tight tolerances to ensure they fit right and perform reliably. Using head studs like these helps ensure your cylinder heads stay securely in place under high cylinder pressures.

When installing these studs, remember to clean your block and head bolt holes thoroughly. ARP recommends using their Ultra-Torque fastener lubricant (sold separately) for proper torque readings. Always refer to the manufacturer's installation instructions for the correct torque sequence and specifications to get the most out of this kit.