Surface Variation

DIMENSIONS
Permissible Cylinder Head Distortion:
Maximum 0.1 mm (0.0039 inch)

Piston protrusion
0.91 mm to 1.00 mm:
Use gasket with 1 Holes/notches
1.01 mm to 1.10 mm:
Use gasket with 2 Holes/notches
1.11 mm to 1.20 mm:
Use gasket with 3 Holes/notches

Swirl Chamber Projection:
Maximum 0.07 mm (0.0028 inch)