Operation CHARM: Car repair manuals for everyone.

Valve Seat

DIMENSION:
Refacing Angle 90°

INTAKE CONTACT WIDTH:
Standard 0.7 mm (0.028 inch)
Wear Limit 1.4 mm (0.055 inch)

EXHAUST CONTACT WIDTH:
Standard 1.4 mm (0.055 inch)
Wear Limit 1.8 mm (0.071 inch)