Engine Piston - 0.25 mm Oversize for 2010-2016 Chevrolet/GMC 6.6L (Express 2500, Express 3500, Express 4500, Silverado 2500 HD)
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The Mahle Engine Piston Ring Set - Standard Size (part number S42160) is a direct-fit replacement for 2010-2016 Chevrolet and GMC vehicles with 6.6L engines.
Specifications:
| Second Ring Material | Cast Iron |
| Item Grade | Premium |
| Oil Ring Assembly Groove Type | 2 pc. |
| Second Ring Thickness (Axial Height) | 0.0783 in |
| Piston Ring Face Coating | GNS |
| Top Ring Thickness (Axial Height) | 0.1181 in |
| Oil Ring Assembly Thickness (Axial Height) | 0.1177 in |
| Piston Ring Oversize | Standard |
| Top Ring Material | Stainless Steel |
| Oil Ring Assembly Material | GNS |
| Bore Diameter (in) | 4.0551 |
Fits: 2010-2016 Chevrolet and GMC models including Express 2500, Express 3500, Express 4500, Silverado 2500 HD, Silverado 3500 HD, Savana 2500, Savana 3500, Savana 4500 and more - 6.6L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: Size Standard; Material Grade Premium; Material UCR-Stainless Steel; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Gas Nitride; LCR-Chrome; OCR-Gas Nitride; Axial Height UCR-3.0mm; LCR-2.0mm; OCR-3.0mm; Ring Type UCR:RFK-12NG; LCR:BT-10UF; OCR: MCL-42NGRW; Single Cylinder Set