This GSC Power Division intake valve guide is a single unit specified for Toyota 1FZ engines, with a length of 1.650 in, an outer diameter of 0.4555 in and an inner diameter of 0.2756 in. It’s intended as a precise replacement during cylinder head repairs or rebuilds to maintain correct valve positioning and sealing where factory dimensions must be preserved.
GSC P-D Toyota 1FZ 1.650in Length 0.4555in OD 0.2756in ID Intake Valve Guide - Single