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Select coarse stone of correct size and angle for seat to be ground. Ensure stone is true and has a smooth Select a fine stone to finish grinding operation. Various angle grinding stones are used to center and narrow the Fig. 10: Adjusting Valve Seat Width Valve Seat Replacement Replacement of valve seat inserts is done by cutting out the old insert and machining an oversize insert bore. Valve Seat Concentricity Using dial gauge, install gauge pilot in valve guide. Position gauge arm on the valve seat. Adjust dial indicator To check valve-to-valve seat concentricity, coat valve face lightly with Prussian Blue dye. Install valve and
1998 Chevrolet Pickup C1500 GENERAL INFORMATION Engine Overhaul Procedures
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