Impreza Brighton Coupe AWD F4-2.2L SOHC (1997)
Valve Guide: Service and Repair
1. Place cylinder head on ST1 with the combustion chamber upward so that valve guides enter the holes in ST1 498267200 cylinder head table, or
equivalent.
2. Insert ST2 499767200 valve guide remover, or equivalent into valve guide and press it down to remove valve guide.
3. Turn cylinder head upside down and place ST 499767000 valve guide adjuster, or equivalent as shown.
4. Before installing new oversize valve guide, make sure that neither scratches nor damages exist on the inside surface of the valve guide holes in
cylinder head.
5. Put new valve guide, coated with sufficient oil, in cylinder, and insert ST1 499767200 valve guide remover, or equivalent into valve guide. Press in
until the valve guide upper end is flush with the upper surface of ST2 499767000 valve guide adjuster, or equivalent.
6. Check the valve guide protrusion. Valve guide protrusion: L should be 17.5 - 18.0 mm (0.689 - 0.709 inch).
