Flatness Specifications

Flatness Specifications
Flatness of cylinder head gasket surface
Standard Less than 0.03 mm (0.0012 inch)
Limit 0.05 mm (0.0020 inch)
Flatness of manifold mating surface
Standard Less than 0.15 mm (0.0059 inch)
Limit 0.30 mm (0.0118 inch)