Part Description
Replacement Piston Rings- Includes top compression rings, second compression rings, and oil control rings.
- Top Compression Rings are Barrel Face.
- Helps in the the heat transfer process between the piston and cylinder wall.
- Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft.
- Second Compression Ring are Napier.
- Reverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring.
- Promotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy.
- Oil Control Rings are Three Piece Flex Vent.
- Three-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore.
- Provides uniform pressure through four steel rails and two expanders assuring positive oil control.
- Made in the USA.
- Includes enough rings for two pistons (unless noted)..
- Two rings per groove, except for the rails that will be two rail rings per one expander ring.For '86-'03 883 cc XL Evolution applications.Sets include enough rings for one piston only. Must order two sets for complete motor.
