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GSC Power Division manganese bronze intake valve guide set for 4G63 engines, sold as a set of eight. These intake guides are intended as direct replacements to restore proper valve alignment and guide-to-valve clearance in 4G63 cylinder heads during head service or rebuild, using bronze material noted in the product description for wear resistance in repeated use.
GSC P-D 4G63 Manganese Bronze Intake Valve Guide - Set 8
