{"product_id":"moly-piston-ring-set-55","title":"Sealed Power Moly Piston Ring Set 4.000 Bore — Performance 8-Cylinder","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\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/-sQbId4pLr0\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eSuperior Sealing with Sealed Power Moly Rings\u003c\/h2\u003e\u003cp\u003eExperience enhanced engine performance with the Sealed Power Moly Piston Ring Set (E530K). Specifically designed for high-performance 8-cylinder engines with a 4.000-inch bore, these rings utilize advanced steel and moly technology to provide a superior seal compared to traditional cast rings. The moly inlay is essential for reducing friction and wear, ensuring your engine maintains optimal compression under demanding conditions.\u003c\/p\u003e\u003ch3\u003eKey Features for Performance Engines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Durable steel construction with moly facing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e Precision fit for 4.000-inch cylinder bores.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Dimensions:\u003c\/strong\u003e 2.0 x 1.5 x 4.0 mm for modern performance specs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTension:\u003c\/strong\u003e Standard tension for balanced performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Drop-in installation for quick and easy setup.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe use of moly-faced rings significantly improves the longevity of your cylinder walls while providing excellent heat dissipation. This makes them an ideal choice for street performance builds or engines that see occasional track time. By minimizing blow-by and maximizing combustion pressure, this ring set helps unlock hidden horsepower and torque. The precision-engineered dimensions ensure a tight seal immediately upon installation, reducing the time required for the rings to seat properly. When you choose Sealed Power, you are choosing decades of engineering excellence in the automotive industry. Find the best performance parts for your next build right here at 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 4.000 Bore \\u2014 Performance 8-Cylinder\",\"description\":\"Upgrade your engine with Sealed Power Moly Piston Rings for 4.000 inch bores. 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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 4.000 Bore \\u2014 Performance 8-Cylinder?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most plug-and-play LED upgrades take 15-30 minutes per side. Full retrofits or harness installs may require additional wiring.\"}}]}\u003c\/script\u003e","brand":"Sealed Power","offers":[{"title":"Default Title","offer_id":41013739847764,"sku":"BDBR_E530K","price":111.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/SEAE530K.jpg?v=1715890213","url":"https:\/\/ggcracing.com\/products\/moly-piston-ring-set-55","provider":"GGCRACING INC","version":"1.0","type":"link"}