BMW E30 E36 1.6 1.8 2.0 M42 S42 FCP valve spring kit with retainers and seats
Part number FCPVSTRSB/16.
FCP Engineering high performance valve double spring kit with titanium retainers and seats.
For BMW E30 E36 - 1.6 1.8 2.0 (for M42, S42 engines, only with 6mm valves!)