4.390 IN RING COMPRESSOR

Experience precision and ease in your engine assembly with the ARP 4.390 IN Ring Compressor.

• Effortless Installation: The ARP ring compressor allows for smooth piston installation, reducing the risk of damaging your rings.
• Durable Construction: Crafted with high-quality materials, this tool is built to withstand frequent use, making it a reliable addition to your toolbox.
• Compact Design: Weighing only 0.420 lbs, this lightweight tool is easy to handle and store without taking up much space.
• Precision Fit: Designed for a 4.390-inch diameter, it ensures a snug fit for your piston rings, enhancing performance and longevity.

The ARP 9003900 is the perfect companion for any mechanic or DIY enthusiast looking to streamline their engine rebuilds. Invest in quality that lasts.