July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

12 1 230 Installation aid

NOTE: Aid for installing spark plugs: N43, N53 and N54 engines. Original BERU ZMH 001 rubber hose 0 890 00 001.

Engine: N43, N53, N54

SI number: 1 04 07 (352)

Order number: 12 1 230

Installation aid

Fig 1: Identify Special Tool (12 1 230)

Courtesy of BMW OF NORTH AMERICA, INC.