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This Mahle drop-in piston ring set is sized for a 4.075 inch bore and includes 1.0, 1.0, and 2.0 mm rings for a standard drop-in replacement. Intended for engine rebuilds that accept drop-in rings, the set restores compression and oil control without machining when bores and tolerances match. It provides a straightforward option for rebuilding pistons to regain proper sealing and combustion efficiency in compatible applications.
Mahle MS 4.075in 1.0mm 1.0mm 2.0mm Drop In Rings
