Akerly-Childs AC-RC3875 3.875-Inch Tapered Aluminum Piston Ring Compressor

The Akerly-Childs AC-RC3875 Ring Compressor is designed for installing piston rings into engine cylinders with consistent, controlled compression. This tapered piston ring compressor is sized for a 3.875-inch bore and provides a practical solution for engine builders, performance enthusiasts, and automotive technicians who need dependable ring installation equipment.
Constructed from aluminum, the AC-RC3875 combines strength with a lightweight design that is easy to handle during engine assembly. The black anodized finish helps provide a durable surface and a professional appearance while supporting repeated use in demanding workshop environments. Its tapered profile is designed to help guide piston rings into the cylinder bore smoothly when used with proper piston and ring installation procedures.
The Akerly-Childs AC-RC3875 is supplied as one piston ring compressor and is intended for applications using a 3.875-inch cylinder bore. Always verify bore size and ring compatibility before installation, and follow the piston manufacturer’s recommended assembly practices. This tool is not air restricted and does not require truck freight, making it suitable for standard workshop and garage use.

Features:

• Brand: Akerly-Childs

• Part Number: AC-RC3875

• Application: Piston ring installation for a 3.875-inch cylinder bore

• Design: Tapered ring compressor profile

• Material: Lightweight aluminum construction

• Finish: Black anodized surface

• Quantity: Sold individually

• Air Restricted: No

• Truck Freight Only: No