Reverse torsional taper face second ring and easy spiral on three-piece oil rings
NOTE: Each PART # includes enough rings for two pistons except where noted.
Hastings #6164 replacement rings for OEM pistons have 5/32in. oil rings
Available in standard and oversize versions. Feature a cast top ring (chrome 900cc XL). Reverse torsional taper face second ring and easy spiral on three-piece oil rings. NOTE: Each PART # includes enough rings for two pistons except where noted.. Hastings #6164 replacement rings for OEM pistons have 5/32in. oil rings. Standard bore is 3.4978in.. H-D#21922-83