Specifications

Use a straight edge and a 0.003-inch feeler gauge to
measure the flatness of the cylinder head gasket surface.
Flatness Per 25.4 mm [1.00 in] of Length
mm in
0.020 MAX 0.0008
Flatness Per Total Overall Length
mm in
0.08 MAX 0.003
NOTE: If the cylinder head is worn more than the maximum
specified above, the cylinder head must be resurfaced. Re-
fer to the Alternative Repair Manual, Bulletin No. 3379035.
Measure the thickness of the cylinder head.
Cylinder Head Thickness
mm in
110.74 MIN 4.360
111.43 MAX 4.387
Measure the free height of the valve spring.
Free Height (A)
Valve Spring
Part No. mm Limit in.
3070460 87.88 MAX 3.460
Cylinder Head Cylinder Head - Rebuild (02-02)
N14 Page 2-13