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This CP Ring set includes a 1.5mm top ring, 1.5mm second ring, and a 3.0mm oil ring sized for a 4.100in bore. Market material notes CP‑Carrillo's reputation for high‑performance forged pistons and rings used in custom and high‑power engines; this ring set provides the specified ring thicknesses and bore size for engine builds that require those dimensions.
CP Ring Set 1.5mm Top Ring 1.5mm 2nd Ring 3.0mm Oil Ring 4.100 Bore
