Surface Variation

Cylinder Head Maximum Overall Flatness Variation 0.076 mm (0.003 inch)
Cylinder Head Maximum Flatness Variation Over 25.4 mm (1.0 inch) 0.254 mm (0.001 inch)
Cylinder Head Maximum Flatness Variation Over 152.4 mm (6.0 inch)
Do Not Resurface If The Overall Measurement Is Less Than 0.076 mm (0.003 inch)
Resurface The Head If The Overall Measurement Is More Than 0.076 - 0.25 mm (0.003 - 0.010 inch)
Replace The Head If The Overall Measurement Is More Than 0.25 mm (0.010 inch)
Volume 58.9 cc - 60.1 cc (1.5825 oz. - 1.6501 oz.)