ARP Ring Compressor

Universal Fitment

Part #: 901-8250

Overview

The ARP Ring Compressor (901-8250) is a specialized tool designed for precise installation of piston rings during engine rebuilds and assembly. Crafted from CNC-machined 6061-T6 billet aluminum, this kit offers durability and high performance for professional mechanics and automotive enthusiasts alike. Its tapered design ensures a smooth, even compression of piston rings, reducing the risk of damage and ensuring proper seating for optimal engine performance. Whether you're a seasoned engine builder or a dedicated DIYer, this ring compressor helps streamline your assembly process, providing consistent results and protecting critical components. The true-radius design of this compressor is engineered to match bore diameters accurately, offering a superior fit compared to conventional tapered tools. The reliefs for wire O-rings on the bottom further enhance compatibility with various piston designs, making it a versatile addition to your engine building toolkit. The long-lasting Type 3 anodizing finish not only provides corrosion resistance but also ensures the tool maintains its appearance and functionality over many uses. Engraved bore sizes in large, easy-to-read numbers facilitate quick identification, saving time during assembly.

Key Features

This ARP ring compressor combines precision engineering with practical features to support reliable engine assembly:

• Manufactured from CNC-machined 6061-T6 billet aluminum for strength and durability
• True-radius design for accurate bore fit and reduced installation risk
• Relieved to accommodate wire O-rings on the bottom for compatibility with various pistons
• Type 3 anodized finish for corrosion resistance and long-term durability
• Engraved bore sizes in large, high-visibility numbers for quick identification
• Designed to provide even compression and protect piston rings during installation