Valve Guide

Valve Guide Inner Diameter 6.987-7.050 mm (0.2751-0.278 inch max.)
Valve Guide Outer Diameter 11.393-11.407 mm (0.4485-0.4491 inch)
Intake Stem to Guide Clearance 0.025-0.113 mm (0.001-0.004 inch max.)
Exhaust Stem to Guide Clearance 0.037-0.130 mm (0.0015-0.0050 inch max.)