SAFARI

ENGINE 23 Cylinder Head : Height of cylinder head 92.0 + 0.1 mm Minimum permissible height of cylinder head (after machining) 91.0 mm Permissible unevenness of mating surface to cyl. block. Length wise: measure over entire length: 0.05 mm Cross wise: measure over entire width: 0.015 mm Permissible parallelism of lower and upper machined surfaces 0.1 mm Surface finish on lower & upper machined surfaces. 1.6 to 3.2 Micron in Ra Pressure test cyl. head for leakages at water temperature 70 0 - 80 0 C and at pressure 5 - 0.5 bar