September 30: LEMON manuals is back up on a temporary server! Slowness is possible

Valve Seat Runout

WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Refer to the appropriate engine article for the specification.

Use a valve seat runout gauge to check valve seat runout.

Fig 1: Checking Valve Seat Runout

Courtesy of FORD MOTOR CO.