ARP Ring Compressor

4.0200˝ Ring Compressor Specialty Kit for Automotive Engines

Part #: 900-0200

Overview

The ARP Ring Compressor (900-0200) is a specialized tool designed for professional engine builders and automotive enthusiasts who demand precision and durability during engine assembly. Crafted from high-quality materials and engineered with meticulous attention to detail, this ring compressor kit ensures a perfect fit for your piston rings, facilitating smooth installation and optimal sealing. Whether you're rebuilding a high-performance engine or performing routine maintenance, this tool helps you achieve consistent, reliable results.

Designed for use with a variety of piston sizes, the ARP tapered piston ring compressors are CNC-machined from 6061-T6 billet aluminum, providing a lightweight yet robust solution for engine assembly. The true-radius design of these compressors offers a significant improvement over conventional tapered devices, ensuring a more accurate and secure fit around the piston rings. This precision reduces the risk of ring damage during installation and promotes better engine performance and longevity.

Key Features

The ARP Ring Compressor kit boasts several advanced features that make it a must-have for serious engine builders:

• Constructed from CNC-machined 6061-T6 billet aluminum for exceptional strength and lightweight handling.
• True-radius design for each bore diameter, providing a superior fit compared to traditional tapered compressors.
• Relieved to accommodate wire O-rings on the bottom, ensuring compatibility with a wide range of piston designs.
• Type 3 anodizing finish enhances corrosion resistance and longevity, even in demanding engine environments.
• Clear, 3/4-inch high engraving of bore sizes for quick and easy identification during assembly.
• Precisely machined for consistent performance across multiple bore sizes, reducing installation time and increasing accuracy.

Construction & Design

The ARP ring compressor kit is built with durability and precision in mind. The CNC-machined billet aluminum construction ensures a perfect balance of strength and weight, making handling easier during assembly. The true-radius design is a significant upgrade over conventional tapered compressors, providing a more uniform compression around the piston rings, which helps prevent damage and ensures a tight seal. The relief for wire O-rings adds versatility, accommodating various piston configurations without compromising performance.

The Type 3 anodizing process not only gives the tool a sleek, professional appearance but also protects against corrosion and wear, extending the life of the compressor. Each bore size is prominently engraved in high-visibility numbers, allowing for quick selection and reducing the chance of errors during assembly. Overall, the design emphasizes ease of use, durability, and precision, making it an essential tool for high-performance engine builds.

Performance & Benefits

Using the ARP Ring Compressor kit ensures a smooth and accurate installation of piston rings, which is critical for optimal engine performance. The true-radius design provides a more secure fit, reducing the risk of ring damage and ensuring proper sealing. This precision helps support increased horsepower and torque by maintaining proper ring tension and sealing integrity. The lightweight aluminum construction minimizes fatigue during repetitive use, and the anodized finish ensures long-lasting performance even in harsh engine environments.

Installation & Fitment

The ARP Ring Compressor kit is designed for easy, bolt-on installation. It fits a wide range of piston diameters, thanks to the precise CNC-machined bore sizes. No special tools or modifications are required to use this compressor; simply select the appropriate bore size, position it around the piston rings, and carefully slide the piston into the cylinder. The lightweight design and ergonomic features make handling straightforward, even in tight engine bays. This kit is ideal for professional engine builders and DIY enthusiasts seeking reliable, repeatable results.

• Easy to use with no additional tools required
• Compatible with various piston sizes and designs
• Designed for quick, accurate installation of piston rings

What's Included

• Complete set of CNC-machined billet aluminum ring compressors in various bore sizes
• Relief for wire O-rings to accommodate different piston configurations
• High-visibility engraved bore size markings
• Durable storage case for organization and transport

Ideal For

• Professional engine builders and machinists
• High-performance engine rebuilds
• DIY enthusiasts performing piston ring installation
• Applications requiring precise, damage-free ring compression

Emissions Note

This product is designed solely for engine assembly and does not impact emissions or legal compliance. Always follow local regulations and manufacturer instructions during installation and use.