Universal tool for use with adjustable valve spring compressors in automotive engines. Specifically designed for KfzMotoren vehicle engines. An essential tool for mechanics performing valve spring repairs and maintenance. The term universelles Reparaturwerkzeug signals its broad applicability to engine valve spring tasks. Function - Enables precise adjustment of valve spring tension to ensure proper engine performance and functionality. Compatibility and scope - Designed for KfzMotoren engines. - Broad applicability to valve spring maintenance tasks when used as part of a universal tool set. Size and fit - Accommodates standard valve springs in common automotive engines; exact dimensions vary by model. Check the product listing for the specific size. Materials and construction - Details on material are not specified; designed for reliable engagement with valve springs and related components within typical workshop use. Performance - Provides controlled compression and tension adjustment to support safe removal and installation of valve springs, helping maintain engine performance. Use scenarios - Valve spring replacement on a KfzMotoren engine in a professional workshop. - Valve train service during camshaft or rocker maintenance that requires accurate spring tension. - Routine inspection and testing of valve springs before reassembly to verify proper operation. Notes - Universelles Reparaturwerkzeug emphasizes broad applicability within engine valve spring maintenance.