GSC Power Division manganese bronze exhaust valve guide for Hyundai G4KF Theta engines, supplied as a single unit with a +0.001" oversize outer diameter. The manganese bronze construction offers a resilient guide surface for exhaust valves and is intended as a direct replacement guide for applicable Hyundai heads where an oversize OD is specified.
GSC P-D Hyundai G4KF Theta Manganese Bronze Exhaust Valve Guide +.001in Oversize OD - Single