Description
Collet for the 3 groove valve. Sold per half and 2 required per valve. These cotters go with AHU1897 top cap. On Turbo heads after engine number 102641 were fitted on the inlet only. All early 850/997/998/1098cc heads used the 2A11 cotters, noted by the wide slot in the valve. After this later production and most aftermarket valves, used the 88G549EVO cotters with a single narrow groove. Order the correct cotters to go with the valves you will be using. Fitted from 1990 to Mini, about 1984 on for MG Metro AHU1897
