Operation CHARM: Car repair manuals for everyone.

Valve Seat

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Valve Seat Width of Seat Contact Intake 0.8 - 1.2 Millimeter (mm)
Exhaust 1.3 - 1.7 Millimeter (mm)
Seat Angle 45 Degrees (deg)
Oversize 0.3, 0.6 Millimeter (mm)
Oversize