Montero Sport 2WD V6-3.0L SOHC (1997)
Valve Seat: Testing and Inspection
Assemble the valve, then measure the valve stem projection between the end of the valve stem and the spring seating surface. If the measurement
exceeds the specified limit, replace the valve seat.
Standard value: 49.30 mm (1.941 inch)
Limit: 49.80 mm (1.960 inch)
