ARP Ring Compressor 81.5mm

ARP Ring Compressor 81.5mm Precision-engineered ring compressor from ARP designed for dependable, damage-free piston ring installation on engines requiring an 81.5mm bore. Built to ARP's exacting standards, this tool ensures even compression and smooth fits for pistons, rings, and connecting rods. Size: 81.5mm bore — ideal for specific performance and OEM applications Durable construction: High-strength steel for consistent performance and long life Even compression: Prevents ring snagging, reducing installation time and risk of ring damage Easy to use: Smooth edges and precise diameter for quick, safe piston installation Trusted brand: ARP quality ensures compatibility with performance builds and engine rebuilds Perfect for engine builders, racers, and DIY mechanics who require accurate, repeatable ring installation. Enhance your build quality with an ARP Ring Compressor 81.5mm — the reliable choice for professional results.