Valve Guide 2.3L 1998 Mazda Millenia - VG425.43 Valve Guide . Fits: 90-03 Mazda, Ford / Protege, Protege5, 626, Millenia, Probe, MX-6, 929, MX-3 1.6L-3.0L L4, V6 DOHC Naturally Aspirated, Turbocharged, SuperchargedFitment Notes: 6.1mm I.D., 11.1mm O...