Piston Rings

CP Radial Wall Extra Low Tension Flex Vent Oil Ring 4.015 Bore / 2.0mm / .130 For Single Piston

CP Radial Wall Low Tension Flex Vent Oil Ring - 4.140 Bore / 3.0mm / .150

CP 3.0mm .150 Radial Wall Low Tension Flex Vent Oil Ring 4.000 bore

CP Second Ring

CP Second Piston Ring 1/16 Cast Iron D-Wall 4.440-4.445in Bore w/ Taper Hook Groove (Single)

CP Second Ring

CP 1.2mm Cast Iron Back Cut 2nd Ring 4.000 bore Taper Hook Groove (Napier)

CP 100mm Bore Second Rings

CP 1.2mm Steel Napier Back Cut Second Piston Ring 3.76in Bore w/ Taper Hook Groove (Single)

CP Top Ring

CP Nitrided Back Cut Top Ring - 4.147 bore / 1.2mm

CP 1.2mm Nitrided Back Cut Top Ring 4.000 bore