b16a and b18c1 same specs.



Valve Clearance
Notes

Valves should be adjusted only when the cylinder head temperature is less than 100°F (38°C).
Clearance
Intake: 0.15 - 0.19 mm (0.006 - 0.007 inch)
Exhaust: 0.17 - 0.21 mm (0.007 - 0.008 inch)

Tighten Adjuster Locknuts to 20 Nm (14 ft.lbs.)

specs. from alldata