What material are these head studs made from?

These head studs are made from ARP's proprietary 8740 chromoly steel. They are heat-treated to achieve a tensile strength of 200,000 psi, making them significantly stronger than stock head bolts.

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

Installation requires standard engine hand tools. You will need a torque wrench to properly tighten the nuts to the manufacturer's specifications. Always refer to the ARP installation instructions for detailed procedures.

What is the benefit of using longer studs?

The studs are 0.050 inches longer than stock. This allows for better thread engagement in the engine block, providing a more secure hold for the cylinder head, especially under high-pressure conditions.

Questions? Call Us:631-982-0042

M-F 8AM-4PM ET

Trusted Since 1957

Est. 1957

Specifications

Brand: ARP
Part #: 203-4302
UPC: 672036041823

ARP Toyota 2ZZGE 1.8L Head Stud Kit

Name: ARP Toyota 2ZZGE 1.8L Head Stud Kit
Brand: ARP
SKU: arp-arp-toyota-2zzge-1-8l-head-stud-kit-t14-274801
Price: 249.06 USD
Availability: InStock

$249.06

In Stock

ARP Toyota 2ZZGE 1.8L Head Stud Kit. Keeps your cylinder head sealed tight under high boost or extreme temps.

Key Features

Stronger than stock head bolts — ARP 8740 chromoly steel studs rated to 200,000 psi tensile strength.
Improved cylinder head sealing — ensures a solid seal under high boost or extreme temperatures.
Better thread engagement — studs are 0.050 inches longer than stock for more grip in the block.
Includes necessary hardware — comes with studs, nuts, and parallel ground washers.
Direct fit — designed specifically for the Toyota 2ZZGE 1.8L engine.

⚠️ 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

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

About this part

Product Details

Already running a high-performance setup on your 2ZZGE engine? This ARP head stud kit is the next piece you need. It replaces the stock head bolts with stronger studs, ensuring your cylinder head stays sealed under increased cylinder pressure from turbocharging or high compression.

These studs are made from ARP's proprietary 8740 chromoly steel, heat-treated to 200,000 psi tensile strength. They feature a center-to-end length that's 0.050 inches longer than stock, allowing for better thread engagement in the block. The kit includes the studs, nuts, and parallel ground washers.