Ford Focus Quiz
Powertrain

Valve Seat Width

In this manual: Powertrain
Vehicle - General — 4Accessories — 40Body — 237Chassis — 113Electrical — 19HVAC — 44Powertrain — 292
~1min read
NOTE:

Refer to the appropriate Section 303-01 for the specification.

  1. Measure the valve seat width. If necessary, grind the valve seat to specification.
    • Measure the intake valve seat width.
    • Measure the exhaust valve seat width.
    • Recheck the valve spring installed length after the seats have been ground, and shim the valve springs as necessary to achieve the correct installed spring length.
    • Depending on the engine, check the valve lash. Refer to General Procedures in Section 303-01.

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