Vehicles after change point in 1982 CHECKING CYLINDER HEAD FOR CRACKS IN WATER TEST - Cylinder Head Disassembled - Bolt on Special Tool 11 1 111. Use bolts 11 1 112.
Bolt on Special Tool 11 1 012. Mount Special Tool 11 1 113. Supply air pressure to cylinder head - testing pressure = 2 bar (28 psi) - and check head for cracks in a water bath. Note: Relax the water bath with a detergent if necessary.