Material:First Ring:Semi-Nitriding;Second Ring:Spheroidal Graphite Cast Iron;Oilring:Chrome plated composite;Hypereutectic Casting Process Provides higher silicon content for reduced expansion rates and additional wear resistance; it also has an ability to withstand higher cylinder temperatures
Reflects combustion heat and reduces carbon buildup, protecting the top of the piston. Some tests have shown this feature can increase horsepower and fuel economy by up to 6%.
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