Valve Keeper Remover Installer Kit Valve Spring Compressor & Retainer Removal Tool fit for Toyota Four Cylinder & Chrysler New World Engines with Valve Stems from 4.5 to 7.5mm and 5/16" to 3/8" 36050 Feature: 1.WIDE APPLICATIONS -- Suitable for most overhead valve engines, valve stems from 4.5 to 7.5 mm and 5/16" to 3/8". The new smaller size works for Toyota four cylinder and for Chrysler New World Engine applications. 2.FEATURES -- Makes valve component disassembly and reassembly quick and easy. Push or tap the tool with a hammer to remove valve keepers. The magnet in the tool body captures keepers for quick removal and valve disassembly. 3.EASY TO USE -- To install keepers, load in the retainer on the valve stem, then push or tap the handle to install. Can be used on a car or bench. 4.MATERIAL -- Made of top quality Aluminum Alloy, sturdy and durable, corrosion-resistant, anti-rust, oxidation resistant, provides longer service life.