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The Supertech exhaust valve guide is a direct replacement for Mitsubishi 4G63 series engines, sized for 6.6mm valve stems. Sold as a set of eight, these guides help restore proper valve alignment and sealing surface control during service or engine rebuilds, offering a direct-fit option when replacing worn exhaust guides.
Supertech Mitsubishi 4G63 Series Exhaust Valve Guide 6.6mm Stem - Set of 8
