{"product_id":"mahle-s41940-engine-piston-ring-set","title":"Mahle S41940 Engine Piston Ring Set","description":"\u003ch2\u003eOverview of Mahle Engine Piston Ring Set S41940\u003c\/h2\u003e\u003cp\u003eThe Mahle Engine Piston Ring Set S41940 is designed for reliable performance in Ford heavy-duty vehicles. Engineered to meet precise bore diameter specifications, this piston ring set supports optimal engine compression and oil control for models like the Ford E-350 Club Wagon and F-350 Super Duty.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBore Diameter: 3.7402 inches for exact cylinder fit\u003c\/li\u003e\n\u003cli\u003ePremium item grade ensuring durability and wear resistance\u003c\/li\u003e\n\u003cli\u003eOil ring assembly features a 2-piece groove type made from cast iron\u003c\/li\u003e\n\u003cli\u003eOil ring thickness (axial height) of 0.1353 inches for effective oil control\u003c\/li\u003e\n\u003cli\u003ePlasma-moly coating on piston ring face for enhanced wear protection\u003c\/li\u003e\n\u003cli\u003eStandard piston ring oversize for direct replacement\u003c\/li\u003e\n\u003cli\u003eSecond ring made of cast iron with 0.0779 inch thickness\u003c\/li\u003e\n\u003cli\u003eTop ring constructed from carbon steel with 0.0901 inch thickness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Material Composition\u003c\/h2\u003e\u003cp\u003eThis Mahle piston ring set (part number S41940) is crafted with a combination of cast iron and carbon steel materials to balance strength and flexibility. The oil ring assembly’s 2-piece groove design, made from cast iron, provides efficient oil scraping and retention, reducing oil consumption and emissions. The plasma-moly coating on the piston ring face enhances wear resistance and helps maintain a tight seal under high-temperature conditions. The standard oversize dimension ensures compatibility with factory cylinder bore sizes, making it suitable for direct replacement in Ford E-350 Super Duty and F-250 Super Duty engines.\u003c\/p\u003e\u003ch2\u003eCompatible Ford Models and Applications\u003c\/h2\u003e\u003cp\u003eThis piston ring set is compatible with several Ford heavy-duty models, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFord E-350 Club Wagon\u003c\/li\u003e\n\u003cli\u003eFord E-350 Super Duty\u003c\/li\u003e\n\u003cli\u003eFord Excursion\u003c\/li\u003e\n\u003cli\u003eFord F-250 Super Duty\u003c\/li\u003e\n\u003cli\u003eFord F-350 Super Duty\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Engine Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReduced engine compression due to worn piston rings\u003c\/li\u003e\n\u003cli\u003eExcessive oil consumption from ineffective oil ring sealing\u003c\/li\u003e\n\u003cli\u003eIncreased blow-by gases affecting engine performance\u003c\/li\u003e\n\u003cli\u003eWear and scoring on cylinder walls impacting engine efficiency\u003c\/li\u003e\n\u003cli\u003eLoss of power and fuel economy related to piston ring failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Mahle S41940 piston ring set, ensure the cylinder bore diameter matches the specified 3.7402 inches for proper fitment. Carefully follow manufacturer torque specifications and ring orientation guidelines to maintain engine integrity. It is recommended to inspect cylinder walls for wear or damage before installation and to replace piston rings in matched sets to ensure balanced engine performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eMahle maintains strict quality control standards for its engine components. The S41940 piston ring set is manufactured to meet OEM specifications for durability and performance. While specific warranty details are not provided, Mahle products typically adhere to industry standards for reliability and material quality.\u003c\/p\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":52131697852597,"sku":"FLHQ-S41940","price":48.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/VG_S41940_Zz1.jpg?v=1775172595","url":"https:\/\/www.partcatalog.com\/products\/mahle-s41940-engine-piston-ring-set","provider":"PartCatalog","version":"1.0","type":"link"}