Impreza Brighton Coupe AWD F4-2.2L SOHC (1997)
Brake Drum Inner Diameter:
Standard value: 228.6 mm (9.000 inch)
Service limit: 230.6 mm (9.079 inch)
If deformation or wear of back plate, shoe, etc. is noticeable replace the affected parts.
2) Check brake drum for wear, dents or other damage.
If the inside surface of brake drum is streaked, correct the surface with emery cloth (#200 or more). If it is unevenly worn, tapered, or the outside
surface of brake drum is damaged, correct or replace it.