901-8900 ARP Ring Compressor

Review ARP 89.00mm Ring Compressor

The ARP 901-8900 is a high-performance ring compressor designed for competitive and high-performance applications. This compressor is specifically engineered for use with 89.00mm (3.50 inches) diameter connecting rods. It is manufactured using top-quality materials and advanced manufacturing techniques to ensure superior strength, durability, and precision.

The ARP 901-8900 ring compressor is CNC-machined from 4340 billet steel, a material known for its exceptional tensile strength, fatigue resistance, and ability to withstand extreme temperatures. The compressor's inner and outer rings are precision-machined to ensure a perfect fit and even compression. The compressor's outer ring features a patented ARP engineered design, which provides superior clamping force and eliminates the need for additional bolts or studs.

The compressor's high-strength, chrome-molybdenum bolts are designed to withstand the extreme forces generated during high-performance applications. These bolts are manufactured to meet or exceed SAE J1927 standards and are heat-treated for added strength. The bolts also feature ARP's proprietary J-bolt design, which provides increased clamping force and eliminates the need for locking nuts or washers.

The ARP 901-8900 ring compressor is also designed for easy installation. It comes with a detailed installation manual and all necessary hardware, including high-strength bolts and locking nuts. The compressor's compact design allows for easy installation in a variety of engines, making it a versatile option for high-performance enthusiasts.

In summary, the ARP 901-8900 ring compressor is a high-performance, precision-engineered component designed for competitive and high-performance applications. It is manufactured using top-quality materials and advanced manufacturing techniques to ensure superior strength, durability, and precision. With its patented design, high-strength bolts, and easy installation, the ARP 901-8900 ring compressor is an essential upgrade for any high-performance engine.

The ARP 901-8900 89.00mm Ring Compressor is a popular aftermarket component used in high-performance applications to improve engine compression and power output. Here are some pros and cons to help you make an informed decision about purchasing this part:

1. Enhanced Performance: A ring compressor helps to increase the compression ratio of an engine, which results in improved performance and increased power output.

2. Durability: ARP is known for its high-quality, forged and machined components. This ring compressor is designed to withstand the rigors of high-performance applications.

3. Improved Engine Efficiency: By improving the compression ratio, this ring compressor can help to increase engine efficiency, leading to better fuel economy and reduced emissions.

4. Customizability: This ring compressor is available in various sizes to fit a wide range of engines, allowing you to customize your engine build to your specific needs.

1. Cost: Ring compressors can be expensive, and the ARP 901-8900 is no exception. The cost of this component may be a significant investment for some.

2. Installation Complexity: Installing a ring compressor can be a complex process, requiring specialized tools and knowledge. It may be necessary to hire a professional to install the component, adding to the overall cost.

3. Potential for Engine Damage: Installing a ring compressor incorrectly or using an incorrect size can lead to engine damage. Proper installation and sizing are essential to ensure the safety and reliability of the engine.

The ARP 901-8900 89.00mm Ring Compressor offers several benefits for high-performance engine builds, including enhanced performance, durability, improved engine efficiency, and customizability. However, the cost and installation complexity may be significant drawbacks for some. Before making a purchase, it's important to carefully consider the benefits and potential drawbacks and ensure that proper installation and sizing procedures are followed to ensure the safety and reliability of the engine.

If you're looking to build a high-performance engine and are considering a ring compressor, the ARP 901-8900 is a solid option. However, it's important to weigh the pros and cons carefully and ensure that the investment is worth it for your specific application. Proper installation and sizing are essential, so it may be worth considering hiring a professional to install the component to ensure its safety and reliability.

Details:

Piston ring compressor - 89.00mm bore tapered aluminum black anodized each.

specifications compressorshow:

• brand: Arp
• mpn: 901-8900
• part type: Ring Compressor
• upc: 672036029012

returns compressorshow:

• policy: no returns

general compressorshow:

• category: Business & Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Blowers > Air Compressors

offer compressorshow:

• availability: in stock
• prices: $77.11–$86.09
• item condition: New
• started: may 28, 2025
• sold #: 19
• options: ship-to-home

seller compressorshow:

• # reviews: 84
• rating: 100.0%
• city: charlestown, massachusetts

shipping compressorshow:

• transit: 8-14 days
• carrier: usps
• type: fixed
• service: usps media mail
• class: economy

payments compressorshow:

• wallet: google-pay
• credit card: diners-club
• other