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["2008-ford-f250-6-4l-powerstroke-esi4671913","Engine Piston Ring Set"]
Mahle Engine Piston Ring Set – 42246 (Standard Size)
The Mahle 42246 piston ring set is built for precision, performance, and durability in high-compression engine environments. Designed with Plasma-Moly coated top rings and a cast iron second ring, this set delivers excellent wear resistance, superior sealing, and optimal oil control—making it ideal for OE replacement or engine rebuilds.
This standard size ring set is engineered to meet premium-grade specifications, offering consistent cylinder sealing and reliable performance under heavy-duty conditions.
Key Specifications:
Piston Ring Size: Standard
Bore Diameter: 3.8661 in
Top Ring Thickness: 0.0984 in
Second Ring Thickness: 0.0783 in
Oil Ring Thickness: 0.0984 in
Top Ring Material: Carbon Steel
Second Ring Material: Cast Iron
Oil Ring Type: 2-piece GNS assembly
Ring Face Coating: Plasma-Moly
Item Grade: Premium
Note: This set includes rings for one piston. For full engine service, multiple sets may be required depending on the number of cylinders.
