ARP 901-8350 Billet Aluminum Piston Ring Compressor

The ARP 901-8350 is a precision-engineered piston ring compressor designed for professional engine builders who demand the best. CNC-machined from 6061-T6 billet aluminum tube material, this tool features a true radius design that conforms perfectly to the bore diameter, ensuring smooth piston installation without risk of ring damage.

Key Features:

• CNC-machined from 6061-T6 billet aluminum for superior strength and durability
• True radius design provides even compression around entire piston circumference
• Relieved bottom edge accommodates wire O-rings without interference
• Type 3 hard anodized finish for extended service life and corrosion resistance
• Bore size prominently engraved in large 3/4-inch numbers for quick identification
• Professional-grade construction far superior to conventional tapered compressors

The true radius design of ARP ring compressors eliminates the problems associated with traditional tapered tools, providing uniform compression that prevents ring breakage and ensures proper seating. The precision machining and hard anodized finish make this tool a long-lasting investment for any serious engine shop or enthusiast.