11 9 520 Pressure-testing fixture

WARNING: This page is about a different variant/trim than selected.

Note: For leak-testing cylinder head.

Engine: N12, N14

SI number: 1 26 06 321

Order number: 11 9 520

Pressure-testing fixture

Fig 1: Identifying Pressure-Testing Fixture (11 9 520)

Courtesy of BMW OF NORTH AMERICA, INC.

Consisting of:

1 = 11 9 521 Baseplate with seal

2 = 11 9 522 Adapter plate with seal

3 = 11 9 523 Set of screws

4 = 11 9 524 Replacement seal for baseplate

5 = 11 9 525 Replacement seal for adapter plate