Supertech titanium valve retainers for Mini R56 are supplied as a set of 16 and fit OEM springs or SPR‑MC56BE retainers. These retainers are specified for the Mini R56 applications and are offered as a direct replacement set to support valve spring retention where the OEM spring or the noted replacement spring is used during engine assembly or valve‑train upgrades.
Supertech Titanium Retainer for Mini R56 - Set of 16 (Fits OEM Spring or SPR-MC56BE)