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GSC Power Division manganese bronze exhaust valve guide set for Hyundai G4KF Theta engines, sold as a set of eight. These exhaust guides are intended for direct replacement in G4KF cylinder heads to restore correct valve alignment and guide clearance during rebuild or head service, using the manganese bronze material identified in the product description for durability under exhaust conditions.
GSC P-D Hyundai G4KF Theta Manganese Bronze Exhaust Valve Guide - Set 8
