A/C Cylinder Head (QE Models) (012-104)
B3.9 and B5.9 Series Engines
Section 12 - Compressed Air System - Group 12
Slide the exhaust valve retainer over the valve plate. Make
sure that the end of the retainer with the groove faces
Fabricate or reuse the four guide pin tools.
Insert the larger end of two guide pins in opposite corner
holes of the valve plate.
Determine the final orientation of the valve plate (air intake
location) and the head (coolant ports in relation to air inlet
or manifold location). Align the kidney-shaped slots in the
head with the kidney-shaped slots in the gasket.
If orientation marks were made before disassembly, use