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Got a Piston Ring Problem or Question? Need Help Now?
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Piston rings seal the cylinders and keep pressure in the combustion chamber. Stock piston rings are typically plain cast iron or moly faced iron. Performance rings may be chrome, ductile iron or steel with various facings. The ring sealing requirements of a high-revving performance engine are much more demanding than those of a stock engine. So with that in mind, let's look at some of the latest thinking as it applies to piston ring designs, materials and coatings .......
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