Valve Spring Compressor Tool Set 13-piece. Allows installation and removal of valves and valve stem seals without having to disassemble the cylinder head. With pressure hose for filling the cylinder with compressed air. Suitable for spark plug threads M14 and M18. Includes tool for valve spring retainers. Maximum working width 515 mm. - For pressing down valve springs - Changing valve stem seals without cylinder head disassembly - With pressure hose for cylinder filling - Suitable for M14 and M18 spark plug threads - Incl. tool for valve spring retainers
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