CYLINDER HEAD REPLACEMENT - CONTINUED
INSPECTION - CONTINUED
Dimensions CC and DD must be checked from front to rear of cylinder head if head is going to be rebuilt.
Measure flatness of cylinder head combustion face surface as follows:
AA and BB (corner to corner).
DD (across entire head surface).
Measurements must be as noted in Table 1.
Table 1. Cylinder Head Flatness Measurements.
AA and BB
Use slot marked for L10 cylinder head screws when checking M11 cylinder head screws.
Check free length of 32 cylinder head screws (20) using screw length gage (31). If end of screw touches foot of gage,
screw is too long and must be replaced. If there is clearance between end of screw and bottom base of gage, screw can