Hammer dowel pin into turbo bearing housing.
When we install piece of thrust bearing into turbo bearing housing, there’s a dowel pin in bearing housing which can postion/help locate the installation of trust bearing.

Turbo bearing housing GT GTX3076R BB
A versatile water jacket of turbo bearing housing designed for special application
Turbo bearing housing K04 1900011235H K04-0064 water cooled
