Econoline E250 3/4 Ton V6-4.2L VIN 2 (1998)
Valve Guide: Testing and Inspection
Valve Guide Reaming
1. Use a hand-reaming kit to ream the valve guide.
2. Reface the valve seat.
3. Clean the sharp edges left by reaming.
Valve Guide: Testing and Inspection
Valve Guide Reaming
1. Use a hand-reaming kit to ream the valve guide.
2. Reface the valve seat.
3. Clean the sharp edges left by reaming.