Installing the rear camshaft seal
Use drift 9995450 .
Lubricate the surface of the seal that the camshaft rotates against.
Press in the seal until the drift bottoms out.
NOTE:
If there are wear grooves on the camshaft the seal can be pressed in another 2 mm, by turning around the tool's sleeve.
Install camshaft adjustment tool 9995452 at the rear of the camshafts.
Check that the screws securing the adjustment tool to the camshafts and the screws holding the tool together are well tightened.