This valve spring compressor tool is designed to compress valve springs on overhead valve engines.

It includes two valve spring adapters, which fit valve spring retainers up to 1 inch (25mm) and 1-3/16 inches (30mm).

It has a jaw opening of 1-3/8 inches to 5-5/8 inches (35mm to 142mm) and a throat clearance of 5-7/8 inches (150mm).

This Valve Spring Compressor is designed with a direct action compressor lever which gives better visibility of valve spring retainers located in difficult or hard to reach areas.
Universal Valve Spring Compressor