This GSC Power Division exhaust valve guide is specified for Toyota 1FZ engines and sold singly to replace a worn exhaust guide. It measures 1.650 in length with a 0.4575 in outer diameter and a 0.2756 in inner diameter, matching catalog dimensions for proper valve alignment and sealing. Use it when restoring valvetrain fitment or rebuilding cylinder heads to maintain engine geometry.
GSC P-D Toyota 1FZ 1.650in Length 0.4575in OD 0.2756in ID Exhaust Valve Guide - Single