What is the main advantage of using head studs over head bolts?

Head studs generally provide more consistent and even clamping force on the cylinder head. This is because you're torquing the nut against the stud, which allows for better control and less stress on the block threads compared to repeatedly tightening a head bolt.

What material are these ARP head studs made from?

These studs are manufactured from ARP's proprietary 8740 chromoly steel. This material is heat-treated to achieve a high tensile strength of 200,000 psi, making them well-suited for demanding engine applications.

Does this kit include everything needed for installation?

This kit includes the head studs and 12-point nuts. It is recommended to consult the manufacturer's instructions for any additional items or preparation steps required for installation, such as thread sealant or specific lubrication.

ARP SB Chevy Dart II 12pt Head Stud Kit 234-4309

Name: ARP SB Chevy Dart II 12pt head stud kit
Brand: ARP
SKU: arp-arp-sb-chevy-dart-ii-12pt-head-stud-kit-t14-854162
Price: 270.16 USD
Availability: BackOrder

ARP SB Chevy Dart II 12pt head stud kit

$270.16

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 Dart II 12pt head stud kit. Essential for rebuilding your small block Chevy's top end.

Key Features

Fits SB Chevy Dart II blocks.
12-point nuts offer improved access for torquing.
Made from ARP 8740 chromoly steel with 200,000 psi tensile strength.
Helps ensure consistent cylinder head clamping force.
Designed to prevent head gasket leaks in performance applications.

⚠️ 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

When you're rebuilding the top end of your small block Chevy, especially with Dart II blocks, using a quality head stud kit is a smart move. This 12-point head stud kit from ARP is designed to provide a more consistent clamping force on your cylinder heads compared to stock head bolts. This improved clamping helps prevent head gasket leaks and ensures your engine seals properly under pressure.

ARP is well-known for making strong engine components, and this kit is no exception. The studs are made from a proprietary ARP 8740 chromoly steel, which is heat-treated to give it a tensile strength of 200,000 psi. This means they can handle the high cylinder pressures and temperatures that performance engines often generate. The 12-point nuts are also a practical touch, making them easier to torque down in tight engine bays where access can be tricky. This kit is specifically made for Dart II blocks, ensuring it fits right and works as intended.

For a reliable rebuild on your small block Chevy with Dart II heads, this ARP kit is a solid option. Make sure to follow the manufacturer's installation instructions carefully, as proper torque and lubrication are key to getting the best performance from these studs.