Valve, Intake/Exhaust

Valve
Valve overall length
STD
Intake 98.29 - 98.79 mm (3.8697 - 3.8894 inch)
Exhaust 98.84 - 99.34 mm (3.8913 - 3.9110 inch)
Minimum
Intake 98.19 mm (3.8657 inch)
Exhaust 98.74 mm (3.8874 inch)
Valve face angle 44.5°
Stem diameter
Intake 5.970 - 5.985 mm (0.2350 - 0.2356 inch)
Exhaust 5.965 - 5.980 mm (0.2348 - 0.2354 inch)
Stem oil clearance
STD
Intake 0.025 - 0.060 mm (0.0010 - 0.0024 inch)
Exhaust 0.030 - 0.065 mm (o 0012 - 0.0026 inch)
Maximum
Intake 0.08 mm (0.0031 inch)
Exhaust 0.10 mm (0.0039 inch)
Margin thickness
STD 0.8 - 1.2 mm (0.031 - 0.047 inch)
Minimum 0.5 mm (0.020 inch)