Valve, Intake/Exhaust

VALVE DIMENSIONS:

Intake Valve:

Intake:
Head Diameter: 44 mm (1.73 in.)
Face Angle: 44.5°
Stem Diameter [1]:
New: 7.955-7.970 mm (0.3132-0.3138 in.)
Min: 7.935 mm (0.3124 in.)

Exhaust Valve, Turbo Engines:

Exhaust:
Head Diameter: 35 mm (1.38 in.)
Face Angle: 44.5°
Stem Diameter [2]:
New: 7.945-7.960 mm (0.3128-0.3134 in.)
Min: 7.925 mm (0.3120 in.)
Stem Diameter [3]:
New: 7.965-7.980 mm (0.3136-0.3142 in.)
Min: 7.945 mm (0.3128 in.)

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[1]: Measure diameter in middle of travel.
[2]: Measure diameter 32 mm from valve face.
[3]: Measure diameter 16 mm from stem-end.