CYLINDER HEAD SERVICE KIT VALVE SPRING COMPRESSOR REMOVAL INSTALLER OHV OHC COMPRESSOR TOOL SET The cylinder head service tool set is for installation and removal of the valve spring, without removal of cylinder head from the engine The tool slides along the discharge shaft to more quickly disassemble and compress the valve spring of the vehicle. Tool bolts to the head while the lever pivots from the base to compress the spring Knurled ends on the adapters, handles and sockets give you maximum grip in oily conditions. It allows the removal of stem oil seals squarely and without damage to the springs The cylinder head service tool set fit for 8 16 and 24 valve engines, suitable for most foreign and domestic cars Valve Spring Compressor Removal Tool is made of sturdy material for greater durability, which can provide greater durability and maintains tool stability in every high-intensity job.