MPV LX 2WD V6-3.0L SOHC (1998)
Valve: Specifications
MARGIN THICKNESS
IN ................................................................................................................................................................................. 0.8 - 1.2 mm {0.032 - 0.047 inch}
EX ............................................................................................................................................................................... 1.2 - 1.8 mm {0.048 - 0.070 inch}
NOTE: Check the valve head margin thickness. Replace the valve if necessary.
VALVE LENGTH
Standard:
IN ....................................................................................................................................................................................... 121.31 mm {4.7760 inch}
EX ...................................................................................................................................................................................... 122.63 mm {4.8279 inch}
Minimum:
IN ....................................................................................................................................................................................... 120.91 mm {4.7602 inch}
EX ..................................................................................................................................................................................... 122.23 mm {4.8122 inch}
NOTE: Measure the valve length. Replace the valve if necessary.
VALVE STEM DIAMETER
IN ..................................................................................................................................................................... 6.970 - 6.985 mm {0.2745 - 0.2750 inch}
EX ................................................................................................................................................................... 8.025 - 8.040 mm {0.3160 - 0.3165 inch}
NOTE: Measure the valve stem diameter in X and Y directions at three points (A, B and C) as shown. Replace the valve if necessary.
SEAT CONTACT WIDTH
Width............................................................................................................................................................................ 1.2 - 1.6 mm {0.048 - 0.062 inch}
NOTES:
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If the valve seating position on the valve face is too high, correct the valve seat with a 65° cutter.