{"product_id":"moly-piston-ring-set-45","title":"Sealed Power Moly Piston Ring Set 4.181 Bore Performance — Fits 8-Cylinder Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout Sealed Power\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eSealed Power engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Sealed Power lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePerformance Moly Piston Rings for 4.181 Bore\u003c\/h2\u003e\u003cp\u003eUpgrade your engine's internal sealing with the Sealed Power Moly Piston Ring Set. Tailored for 4.181-inch bore 8-cylinder engines, these rings feature a high-performance moly coating on a robust steel base. This specific configuration is designed to provide a perfect balance between durability and friction reduction, ensuring your engine performs at its peak under various driving conditions.\u003c\/p\u003e\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBore Size: 4.181 inches\u003c\/li\u003e\n\u003cli\u003eRing Dimensions: 5\/64 x 1\/16 x 3\/16 inches\u003c\/li\u003e\n\u003cli\u003eMaterial: Steel with Moly Coating\u003c\/li\u003e\n\u003cli\u003eTension: Standard\u003c\/li\u003e\n\u003cli\u003eCompatibility: 8-Cylinder Engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe unique ring thickness configuration (5\/64 x 1\/16 x 3\/16) allows for precise fitment in compatible pistons, ensuring optimal oil control and compression sealing. The molybdenum coating is renowned for its ability to withstand high temperatures and resist scuffing, which is vital for long-term engine health. By choosing this Sealed Power kit, you are investing in proven technology that enhances combustion efficiency and overall power output. Keep your engine running at its best with premium components from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular Sealed Power products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/speed-pro-performance-2015-x3009-r1006\" style=\"color:#0066cc;text-decoration:none;\"\u003eSealed Power Speed Pro Performance Street Catalog – 2015 Edition\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/cam-bearing-set-36\" style=\"color:#0066cc;text-decoration:none;\"\u003eSealed Power Cam Bearing Set Standard Journal — Fits Small Block Chevy V8\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/main-bearing-spacer-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eSealed Power Main Bearing Spacer Set Standard — Fits 351C Crank in SBF\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/rod-bearing-171\" style=\"color:#0066cc;text-decoration:none;\"\u003eSealed Power 1555CPA10 Connecting Rod Bearing - 0.010 in Undersize - Pontiac V8\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/rod-bearing-172\" style=\"color:#0066cc;text-decoration:none;\"\u003eSealed Power Rod Bearing 0.020 Undersize — Fits Pontiac V8 Engines\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"Sealed Power Moly Piston Ring Set 4.181 Bore Performance \\u2014 Fits 8-Cylinder Engines\",\"description\":\"Boost your 8-cylinder engine's efficiency with Sealed Power Moly Piston Rings. 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Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for Sealed Power?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the Sealed Power Moly Piston Ring Set 4.181 Bore Performance \\u2014 Fits 8-Cylinder Engin?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most plug-and-play LED upgrades take 15-30 minutes per side. 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