Valve, Intake/Exhaust

GENERAL SPECIFICATIONS





VALVE

Valve Dimensions
Unit: mm (inch)
Valve head diameter "D"
Intake 37.0 - 37.3 (1.4567 - 1.4685)
Exhaust 31.2 - 31.5 (1.228 - 1.240)
Valve length "L"
Intake 96.21 - 96.71 (3.7878 - 3.8075)
Exhaust 93.74 - 94.24 (3.6905 - 3.7102)
Valve stem diameter "d"
Intake 5.965 - 5.980 (0.2348 - 0.2354)
Exhaust 5.945 - 5.960 (0.2341 - 0.2346)
Valve seat angle "or"
Intake 45°25'- 45°75'
Exhaust
Valve margin "T"
Intake 1.15 - 1.45 (0.0453 - 0.0571)
Exhaust 1.45 - 1.75 (0.0571 - 0.0689)
Valve margin "T" limit More than 0.5 (0.020)
Valve stem end surface grinding limit Less than 0.2 (0.008)
Valve oil seal installation height 14.3 - 14.9 mm (0.563 - 0.587 inch)