The ARP Ring Square Tool is a must-have for any mechanic or automotive enthusiast working on Opel/Vauxhall 2.0L, M9, 16V engines. This tool, with a product code of 902-9400, is designed specifically for bore sizes ranging from 3.700-3.937 inches (94-100mm).

As part of the ARP brand, known for its high-quality manufacturing and extensive product line, this Ring Square Tool is made with precision and durability in mind. ARP is a highly diversified manufacturer with operations in Southern California, boasting cutting-edge facilities for forging, heat-treating, machining, and quality control. This tool is just one example of the thousands of part numbers offered by ARP, catering to a wide range of automotive applications from high performance racing to OEM replacement parts.

Whether you're a professional mechanic or a DIY enthusiast, the ARP Ring Square Tool is a valuable addition to your toolbox. With ARP's reputation for excellence and innovation in the automotive industry, you can trust that this tool will deliver reliable performance and accuracy when working on your Opel/Vauxhall engine. Upgrade your tool collection with the ARP Ring Square Tool and experience the difference that top-quality manufacturing can make in your automotive projects.