GL 450 (164.871) V8-4.6L (273.923) (2007)
Special Tools
1
Hammer rivet nuts with a suitable bolt (arrow) out of exhaust manifold bores.
Before doing so, manually screw the bolt into the rivet bushes.
2
Insert new rivet bushes into exhaust manifold bore.
3
Screw in cocking bolt and tighten.
4
Unscrew cocking bolt.