The Supertech beehive valve spring for Mini Cooper N14B16/N18B16 is offered as a single spring that fits the OEM retainer and is available drop-ship only. Specified for the N14B16 and N18B16 engines, this beehive-style spring is presented as compatible with OEM retainers and supplied individually via drop-ship according to the listing.
Supertech Mini Cooper N14B16/N18B16 Beehive Valve Spring - Single (Fits OEM Retainer / D/S Only)