The GSC Power Division manganese-bronze intake valve guide for Toyota 2JZ/1JZ is supplied as an individual +.003in oversize unit. Designed for head rebuilding or valve-job work, it corrects worn guide bores to re-establish proper valve clearances and alignment, offering a like-for-like oversize replacement during cylinder head servicing.
GSC P-D Toyota 2JZ/1JZ Manganese Bronze Intake Valve Guide +.003in Oversize OD - Single