Store

ARP Subaru WRX/STI EJ20/EJ25 Head Stud Kit (260-4701)

$283.19

ARP Pro Series cylinder head studs are cold-forged to ensure molecular integrity. They’re heat-treated prior to thread rolling and machining. ARP Pro Series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for an even load distribution and accurate torque readings

1 in stock (can be backordered)

*
SKU: 260-4701 Categories: ,

Description

ARP Pro Series cylinder head studs are cold-forged to ensure molecular integrity. They’re heat-treated prior to thread rolling and machining. ARP Pro Series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.

 

Features

  • Premium 8740 chromemoly steel
  • 190,000 psi tensile strength
  • Heat treated and thread rolled
  • More consistent clamping force
  • Helps prevent blown head gaskets
  • Includes 12-point nuts and parallel ground washers

 

 

Additional information

Weight 30 lbs

Reviews

There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

Related products

THE ULTIMATE IN PERFORMANCE

The goal of AMS is to provide the highest quality, best performing products available.
By utilizing research and development and rigorous testing programs AMS will never compromise the quality or performance of our products.

SHOP PARTS
Check out with afirmFree Shipping

On all orders over $199.99 in the lower 48.*Freight items not included*

NOT LEGAL FOR USE ON POLLUTION CONTROLLED MOTOR VEHICLES. THIS PRODUCT IS FOR RACING COMPETITION ONLY AND IS NOT LEGAL FOR USE ON HIGHWAY OR STREET VEHICLES, OR OTHER NON-RACING COMPETITION OFF-ROAD VEHICLES.

Learn More

This policy only applies to installers and/or users who are in the United States, customers who reside in other countries should act in accordance with their local laws and regulations.

Some AMS Performance upgrades may solely be used on vehicles in sanctioned competition which may never be used upon a public road or highway, unless permitted by specific regulatory exemptions (such as a CARB E.O.). For state specific details please visit the following website: http://www.semasan.com/emissions

It is the responsibility of the installer and/or user of the product to ensure that it is used in compliance with all applicable laws and regulations. If a product was purchased in error, do not install and/or use it. The purchaser must arrange to return the product(s) for a full refund.

All performance modifications and installations are at the customer’s own risk. AMS Performance holds no responsibility either implied or otherwise for mechanical, electrical or other failure when using any aftermarket performance products.