The ARP Ring Compressor 81.0 mm is the perfect tool for engine builders and automotive enthusiasts looking to properly install piston rings with ease and precision. This specialty kit, with the product code 901-8100, is manufactured by ARP, a highly reputable brand known for its high-quality fasteners and engine components.

Constructed from durable materials, this ring compressor is designed to withstand the rigors of engine assembly and provide a secure grip on the piston rings for accurate installation. With an inner diameter of 81.0 mm, this compressor is specifically designed for use with pistons of that size, ensuring a snug fit and proper compression of the rings during installation.

Whether you are working on a high-performance engine build or a routine maintenance project, the ARP Ring Compressor 81.0 mm is a must-have tool in your workshop. Trust ARP's reputation for excellence and precision engineering to help you get the job done right the first time. Upgrade your tool collection with this top-of-the-line ring compressor and experience the difference in your engine building process.