The ARP Ring Square Tool is a must-have for any engine builder or mechanic working with high performance engines. This tool is designed to accurately measure piston ring gaps, ensuring proper ring end gap spacing for optimal engine performance. The tool is specifically designed for piston ring sizes ranging from 3.425 to 3.661 inches (87-93mm), making it versatile for a wide range of engine applications.

Constructed by the renowned brand ARP, known for their high quality and precision-engineered fasteners and tools, this Ring Square Tool is no exception. ARP is a trusted name in the automotive industry, producing fasteners and tools for a variety of racing disciplines, from Formula 1 to NHRA drag racing. With their state-of-the-art facilities in Southern California, including forging, heat-treating, machining, and quality control, ARP ensures that their products meet the highest standards of performance and durability.

Whether you are building a high performance race engine or simply maintaining your everyday vehicle, the ARP Ring Square Tool is a valuable addition to your toolkit. With its precise measurements and durable construction, this tool will help you achieve optimal engine performance and longevity. Trust ARP's years of experience and innovation to deliver a tool that meets the demands of the most discerning engine builders and mechanics. Add the ARP Ring Square Tool to your workshop today and experience the difference in quality and performance.