RACEORLY Number：. Cabrio S 2008-2010 R57. Cooper S 2006-2010 R56. Clubman S 2007-2010 R55. Rebuild Gasket Kit 1set. Timing chain Kit. The third oil ring is upgraded with a split design. It can also boost the durability of piston rings, make the load distribution reasonable among ring pieces, extend the maintenance cycle, cut user's maintenance cost and vehicle maintenance frequency, and ensure the efficient and stable operation of the engine.
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