Operation CHARM: Car repair manuals for everyone.

Valve Seat

Seat Width Intake .037-.075 Inch (in)
Exhaust .050-.090 Inch (in)
Seat Angle Intake 45 Degrees (deg)
Exhaust 31 Degrees (deg)
Run Out Intake 0.002 Inch (in)
Exhaust 0.002 Inch (in)