Orders may take longer than usual to process due to manufacturers having issues receiving and shipping parts. If you need to know if a part is in stock, please call prior to placing your order. We are doing everything within our control to ship orders as soon as possible.
ARP's handy thread cleaning chaser taps are designed with correct thread pitch and diameter to clean dirty blind or thru holes. Taps come in five SAE sizes 1/4", 5/16", 3/8", 7/16", 1/2" . Please note that these are stricktly cleaning taps and not designed to cut thread. They are a handy addition to the tool box of any serious engine builder and an essential aid for preparing any block for final assembly. Don't take a chance on improper torque values caused by dirty threads! Use these handy thread chasers whenever possible!