ARP Ring Compressor

Universal Fitment

Part #: 901-8050

Overview

The ARP Ring Compressor (901-8050) is a specialized tool designed to assist engine builders and automotive enthusiasts during the assembly of pistons and cylinders. Crafted from high-quality materials, this kit features CNC-machined 6061-T6 billet aluminum components that ensure durability and precision. Its tapered design provides a true radius for each bore diameter, helping to achieve a snug, uniform fit around piston rings. The reliefs accommodate wire O-rings on the bottom, making it suitable for a variety of engine configurations. This compressor is ideal for those seeking a reliable, reusable tool that simplifies the installation process and promotes proper ring seating, ultimately supporting engine longevity and performance consistency.

Key Features

This ring compressor kit combines advanced manufacturing with practical design to deliver a superior experience. Key features include:

• Made from CNC-machined 6061-T6 billet aluminum for strength and lightweight handling
• True-radius design for each bore size to ensure precise compression and installation
• Relieved to accommodate wire O-rings, enhancing compatibility with various piston designs
• Type 3 anodizing for long-lasting corrosion resistance and surface durability
• Clear, prominent engraving of bore sizes for quick identification during assembly
• Designed to provide a consistent, even compression of piston rings for optimal seating

Construction & Design

The ARP ring compressor features a CNC-machined aluminum tube with a true-radius profile tailored to each bore size, ensuring a perfect fit and reducing the risk of ring damage during installation. The anodized finish enhances durability and resistance to wear, making it suitable for repeated use in professional or DIY engine assembly.

Installation & Fitment

This kit is designed for easy handling and straightforward installation. The tapered design allows for quick placement around piston rings, and the engraved size markings facilitate quick selection. Proper fitment should be verified against your specific bore diameter to ensure optimal performance.

Ideal For

Engine builders, performance enthusiasts, and professional mechanics seeking a high-precision, durable ring compressor for engine assembly and rebuild projects. Suitable for use with a variety of piston sizes and engine types requiring reliable ring installation support.