Valve Seat Correction Angles
WARNING: This page is about a different car, the 1995 Plymouth Voyager, 1995 Dodge Dakota, and 1995 Dodge Caravan. However, it is still accessible from the selected car via links, so may be relevant.
After grinding, if seat width is too wide, use a 15-degree or 65-degree stone to alter seat width. A 15-degree stone will lower valve seat and a 65-degree stone will raise valve seat.