Caterpillar Piston Ring, 3472380

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replaces 1979392, 1979376, 3472380
C9 Engines 9DG C9 Engines THX (160M) C9 Engines THX (330D) C9 Engines THX (336D)
HDP Piston Rings are technically optimized with: Advanced surface finish utilizing chrome plating, gas nitriding, spray coating and ceramic coating Superior base material such as gray cast iron, ductile cast iron and stainless steel High precision machining HDP Piston Ring Benefits: Excellent sealing performance will dramatically reduce blow-by gas and oil consumption. High anti-wear and breakage performance will assure you a longer part-life span.