ARP piston ring squaring tools are dual sized to make fitting piston rings as accurate as possible. These tools are CNC-machined from 6061 T-6 billet aluminum tube material and black anodized for a brilliant finish. The bore sizes are prominently engraved for easy identification and range in size from 3.150 in. to 4.800 in. SAE and 80mm to 122mm metric.
ARP piston ring squaring tools are dual sized to make fitting piston rings as accurate as possible. These tools are CNC-machined from 6061 T-6 billet aluminum tube material and black anodized for a brilliant finish. The bore sizes are prominently engraved for easy identification and range in size from 3.150 in. to 4.800 in. SAE and 80mm to 122mm metric.