Xterra SE 4WD V6-3.3L (VG33E) (2000)
Valve: Specifications
Valve Head Diameter "D"
Intake
42.0 - 42.2 mm
Exhaust 34.95 - 35.25 mm
Valve Length "L"
Intake
125.3 - 125.9 mm
Exhaust 124.2 - 124.8 mm
Valve Stem Diameter "d"
Intake
6.965 - 6.980 mm
Exhaust 7.962 - 7.970 mm
Valve Seat Angle "a"
Intake
45 deg 15' - 45 deg 45'
Exhaust 45 deg 15' - 45 deg 45'
Valve Margin "T"
Intake
1.15 - 1.45 mm
Exhaust 1.35 - 1.65 mm
Valve Margin "T" Limit
More Then 0.5 mm
Valve Stem End Surface Grinding Limit
Less Than 0.2 mm