The Mahle OE plain ring set Fire Power PC479 is a standard-tension piston ring kit sized for a 4.500in bore. Intended for engine rebuilds requiring plain rings, it provides standard tension and OE-style fit to restore compression and sealing. This straightforward replacement kit is specified where a plain, standard-tension ring set is needed for compatibility with the listed bore size.
Mahle Rings Fire Power PC479 Std Tension 4.500in Plain Ring Set