Valve Guide

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Inside Diameter Of Valve Guide 0.2367 - 0.2374 inch (6.01 - 6.03 mm)
Valve Guide Protrusion:
Intake 0.539 - 0.563 inch (13.7 - 14.3 mm)
Exhaust 0.658 - 0.681 inch (16.7 - 17.3 mm)