Valve Guide, Ream
Inner diameter of the valve guide - use Dial Gauge MKM-571-B and internal measuring instrument. Valve oversizes may already be fitted in production.
Oversize identification: at the valve guide and at valve shaft end with the following codes - see "Technical Data".
| Size | Reamer | Code | |
|---|---|---|---|
| Production | Service | ||
| Normal | none | K | |
| 0.075 mm | KM-664 | 1 | K1 |
| 0.150 mm | KM-664 | 2 | K2 |
| 0.250 mm | KM-664 | - | A |
Ream valve guide from upper side of the cylinder head to next oversize. After reaming, cross out identification and drive in new identification.