21859 Genuine Meyer Allen Head Valve Assembly Bolt 3/4" E46 Block Off Plate

A New Genuine Meyer Allen Head Valve Assembly Bolt # 21859. It is part # 80 in the breakdown below. 

This bolt is 3/4" long and it fits the up and down pumps only - the E-46, E-46H, E-50. This holds the block off plate on the side 15646.

Make sure you also pick up a basic seal kit, the Genuine Meyer fluid you need, and the Meyer yellow paint to do a proper rebuild. If you are doing this yourself, below we have links to the service manuals to walk you through the rebuild.

Complete Service Rebuild Manual

Parts Break Down