DescriptionGSC Power-Division Exhaust Valve Guide for Toyota G16E-GTS with stopperGSC Power-Division Exhaust Valve Guide for Toyota G16E-GTS, stopper styleStandard sized sold individuallyOversized sold individually as 0.001″ and 0.003″ ( Buy in only not stocked )GSC3147Standard (in/mm)Total Length1.850″/47mmOuter Diameter0.407″/10.38mmValve Stem Diameter.2165″/5.5mmProtrusion Height.515″/ 13.08mm