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

Bush Assembly Note

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Assemble the bush to the valve housing using the SST and a press.
Substitution SST
- 49 G030 160
  Outer diameter: 28-32 mm {1.11-1.25 in}
  
  Fig 1: Using SST For Installing Bush
  Courtesy of MAZDA MOTORS CORP.