RINGS STD EVO 883

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.