Mahle Rings 4.535in Bore .043in 1/16in 3/16in PC479 Fire Power High Tension Perf Eng Moly Ring Set

Mahle Original Fire-Power piston ring sets are engineered to withstand the punishment of today's high-powered, nitrous oxide-injected, turbocharged and supercharged race applications. PC479 compression rings will provide superior ring durability, stable radial tension, superior combustion sealing and oil control, while protecting the cylinder walls. This Mahle PC479 Fire Power ring set includes the piston rings you need for a high-tension performance engine build. Designed for a 4.535-inch bore, these rings feature a .043-inch top ring, a 1/16-inch second ring, and a 3/16-inch oil ring. The moly coating on the top ring helps reduce friction and improve durability, making them a solid choice for performance applications where engine stress is higher.