{"product_id":"fel-pro-chevy-big-block-chevy-gm-racing-bb-chrysler-racing-big-block-engine-crankshaft-seal-kit","title":"Fel-Pro 2918 Performance Rear Main Seal Kit for Big Block Chevy, GM \u0026 Chrysler Racing Engines","description":"\u003cp\u003eThe Fel-Pro 2918 Performance Rear Main Seal Kit is engineered specifically for the extreme demands of Big Block Chevy, GM Racing BB, and Chrysler Racing Big Block engines. Designed for racing environments, this seal kit provides a reliable solution for high-performance builds where standard gaskets may struggle to maintain a seal.\u003c\/p\u003e\u003cp\u003eConstructed from a premium fluoroelastomer (FKM) compound, this crankshaft seal delivers superior resistance to high operating temperatures, aggressive oils, and abrasion. It is precision-engineered to maintain its integrity under high crankcase vacuum conditions and sustained high-RPM operation common in competitive racing applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits Big Block Chevy, GM Racing BB, and Chrysler Racing Big Block engines.\u003c\/li\u003e\n\u003cli\u003ePremium fluoroelastomer (FKM) construction for maximum resistance to heat and oil.\u003c\/li\u003e\n\u003cli\u003eEngineered for high-RPM levels and elevated engine temperatures.\u003c\/li\u003e\n\u003cli\u003eOptimized performance for engines running high crankcase vacuum.\u003c\/li\u003e\n\u003cli\u003eDesigned for the performance repair environment to seal imperfect surfaces.\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 2918\u003c\/li\u003e\n\u003cli\u003eNote: Not intended for use in emission-controlled vehicles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstyle\u003edetails.atlus-acc-1p6bonw{margin-top:16px;border:1px solid #e5e6ef;border-radius:12px;overflow:hidden;}details.atlus-acc-1p6bonw\u003esummary{cursor:pointer;list-style:none;padding:12px 16px;font-weight:600;background:#f7f8fc;color:#1a1a2e;display:flex;align-items:center;gap:8px;}details.atlus-acc-1p6bonw\u003esummary::-webkit-details-marker{display:none;}details.atlus-acc-1p6bonw\u003esummary .atlus-acc-arrow{margin-left:auto;flex:none;transition:transform .2s ease;color:#5b5bd6;}details.atlus-acc-1p6bonw[open]\u003esummary .atlus-acc-arrow{transform:rotate(90deg);}details.atlus-acc-1p6bonw\u003esummary:hover{background:#eef0ff;}\u003c\/style\u003e\n\u003cdetails class=\"atlus-acc-1p6bonw\"\u003e\u003csummary\u003e📘 Guides \u0026amp; Manuals\u003csvg class=\"atlus-acc-arrow\" width=\"16\" height=\"16\" viewbox=\"0 0 16 16\" fill=\"none\" aria-hidden=\"true\"\u003e\u003cpath d=\"M6 4l4 4-4 4\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px;\"\u003e\u003cul style=\"margin:0;padding-left:18px;\"\u003e\n\u003cli style=\"margin:6px 0;\"\u003e\u003ca href=\"https:\/\/d32vzsop7y1h3k.cloudfront.net\/44962ad7676337bdc1826707b12647a5.PDF\" style=\"color:#5b5bd6;text-decoration:none;font-weight:500;\" target=\"_blank\" rel=\"noopener\"\u003eInstallation Instructions ↗\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:6px 0;\"\u003e\u003ca href=\"https:\/\/d32vzsop7y1h3k.cloudfront.net\/b52b99c9b32ecfa902ccb4a0e6983cb8.PDF\" style=\"color:#5b5bd6;text-decoration:none;font-weight:500;\" target=\"_blank\" rel=\"noopener\"\u003eInstallation Instructions ↗\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:6px 0;\"\u003e\u003ca href=\"https:\/\/d32vzsop7y1h3k.cloudfront.net\/f7ce36594efe49a3cd1d592766d6118b.PDF\" style=\"color:#5b5bd6;text-decoration:none;font-weight:500;\" target=\"_blank\" rel=\"noopener\"\u003eBrochure - A general brochure describing a brand, company, product line. If brochure in question is for a specific product, use code PDB. ↗\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:6px 0;\"\u003e\u003ca href=\"https:\/\/d32vzsop7y1h3k.cloudfront.net\/9308d00edbf62331cad01c69aed6dacd.PDF\" style=\"color:#5b5bd6;text-decoration:none;font-weight:500;\" target=\"_blank\" rel=\"noopener\"\u003eBrochure - A general brochure describing a brand, company, product line. If brochure in question is for a specific product, use code PDB. ↗\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e","brand":"Fel-Pro","offers":[{"title":"Default Title","offer_id":53386726310253,"sku":"FEL2918","price":45.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/4191\/7805\/files\/aae026291b6d236e0951837c2e8214feL.jpg?v=1780082415","url":"https:\/\/atlusauto.com\/products\/fel-pro-chevy-big-block-chevy-gm-racing-bb-chrysler-racing-big-block-engine-crankshaft-seal-kit","provider":"Atlus Automotive","version":"1.0","type":"link"}