1A2156 BMC Mini tractor rocker cover washer-cup for rocker cover nut.  Holds the 12A1358 Rubber Sealing Washer in place.

Priced individually, you will use two per engine rocker cover.

See item number 25 in the parts diagram.

Fitted to engines:

BMC 948cc diesel engine
BMC 948cc petrol engine
BMC 1800cc diesel engine
BMC 2.52 diesel engine

Fitted to:

• BMC Mini
• Leyland 184, 235, 302
• Marshall 302
• Thornycroft T154