Valve, Intake/Exhaust
DIMENSIONSInner Diameter
Intake 6.01-6.03 mm (0.2367-0.2374 inch)
Exhaust 6.01-6.03 mm (0.2367-0.2374 inch)
Minimum Margin Thickness
Intake 0.9 mm (0.035 inch)
Exhaust 1.0 mm (0.039 inch)
Stem Diameter [1]
Standard (New):
Intake 5.920 mm (0.2331 inch)
Exhaust 5.915 mm (0.2329 inch)
Minimum:
Intake 5.970-5.985 mm (0.2351-0.2356 inch)
Exhaust 5.965-5.980 mm (0.2349-0.2354 inch)
Stem To Guide Clearance
Intake 0.025-0.060 mm (0.0012-0.0025 inch)
Exhaust 0.030-0.065 mm (0.0012-0.0025 inch)
Maximum 0.20 mm (0.008 inch)
Valve Length
Standard Length:
Intake 101.89 mm (4.0114 inch)
Exhaust 101.99 mm (4.0153 inch)
Minimum Length:
Intake 100.39 mm (3.9524 inch)
Exhaust 100.49 mm (3.9563 inch)
[1] Must be measured at three points.