General description For quick removal and installation of valve collets with the cylinder head in situ or on a workbench. This set is ideal for replacing broken valve springs or valve stem oil seals without removing the head from the engine. The magnet in the tool captures the collets, ensuring efficient operation. Technical specifications Includes 5 pieces Two valve lapping tools with wooden shafts Four sizes of rubber suction cups Compatibility and accessories Suitable for grinding most engine valves A suitable adaptor is required for use in situ to allow compressed air into the combustion chamber to hold the valve closed while compressing the valve spring Installation Remove/install by firmly pushing or tapping the tool with a hammer Usage Ideal for replacing broken valve springs or valve stem oil seals Can be used with the cylinder head in situ or on a workbench Other information Supplied in a storage case to keep everything in one convenient place