Premium Coolant Hose O-Ring Seals (Set of 1) - Compatible with Ford F-150, Mustang, Expedition 5.0L 3.5L - Replaces BC3Z-8590-F, DR3Z-8566-A Connector Gaskets - Heat-Resistant Leak-Proof Sealing

Stop Coolant Leaks with Precision-Engineered O-Ring Seals The cooling system is the heart of your engine’s longevity. Over time, original O-rings become brittle and crack, leading to messy leaks and potential overheating. Our premium replacement gaskets are the cost-effective solution to restore your Ford’s cooling integrity. Features & Benefits: Heat Resistance: Formulated to handle the high-pressure environment of modern cooling systems. Precision Fit: Molded to exact specifications for a snap-in fit without gaps. Cost Savings: Replace only the seal, not the entire expensive hose assembly. Product Specifications: Component: Radiator Hose Connector O-Rings Material: High-Grade Thermoset Elastomer Quantity: 1Piece DR3Z-8566-A O-Ring and 2pieces BC3Z-8590-F O-Ring

• Perfectly engineered to replace O-rings found in OEM connectors BC3Z-8590-F, DR3Z-8566-A, and DR3Z8566A. A precise fit for the upper radiator hose T-connector.
• Made of heavy-duty, high-temp industrial elastomer rubber. Specifically designed to withstand extreme engine temperatures and prevent compression set.
• Provides a robust, leak-proof seal for your vehicle’s cooling system. These gaskets restore tight connections between the radiator hose and the engine, stopping coolant loss instantly.
• Universal fit for Ford F-150 (2011-2020), Mustang (2011-2020), Lobo, and Expedition with 3.5L or 5.0L engines. Ensure a reliable seal for your cooling system overhaul.
• Solid mechanical components only. This kit contains 1Piece DR3Z-8566-A and 2pieces BC3Z-8590-F replacement O-rings. Does not include any liquids, lubricants, or hazardous chemicals. Easy DIY installation.