* Especially suitable for:
   MERCEDES BENZ ENGINES: M102, M103, M104,
   M111, M112, M113, M271, M272
   BMW ENGINES: N42, N52, N62, M54, M52, M56, E38, M60,
   V8 @Can be applied on European﹐American and Japanese cars, such as
   BMW, VOLVO, TOYOTA, VAG, FORD, ETC.D573
* Suitable for assembly and disassembly of valve springs
   and replacement of valve stem on cars, without removing the
   cylinder head
* Valves are clcsed by pressurized air and can not fall down into
* The combustion chamber works great in narrow space conditions