OTC/Bosch 4572 LARGE VALVE SPRING COMPRESSOR

LARGE VALVE SPRING COMPRESSOR - Designed to compress valve springs on overhead valve engines. Includes two valve spring adapters, which fit valve spring retainers up to 1" (25 mm) and 1-3/16" (30 mm). Unique, direct action compressor lever gives better visibility of valve spring retainers located in difficult access areas. Jaw opening of 1-3/8" to 5-5/8" (35 mm to 142 mm); throat clearance of 5-7/8" (150 mm).