10 Engine Core Expansion Plug Fits Cadillac Chevrolet Buick Ford GMC Oldsmobile

Dorman 555-022 Engine Core Expansion Plug Pack of 10 

🔩 Interchange Part Numbers:
✔ General Motors: 25513253, 663032

Ensure a leak-proof seal in your engine block with this high-quality core expansion plug. This plug prevents coolant leaks and maintains proper engine temperature regulation.

🚗 Vehicle Compatibility:
✔ Buick: Century (1978-1987), Electra (1984-1985), LeSabre (1978), Regal (1980-1983), Riviera (1980), Skyhawk (1977), Skylark (1978)
✔ Cadillac: DeVille (1980), Eldorado (1981)
✔ Chevrolet: El Camino (1980-1982), Impala (1982), Malibu (1979-1981), Monte Carlo (1979, 1981), Monza (1978-1979)
✔ Ford: E-250, E-350, F-150, F-250, F-350 (1983-1994)
✔ GMC: Caballero (1981), PM152 (1955), PM251 (1956), Truck (1954, 1956, 1959)
✔ Oldsmobile: 88 (1995), Cutlass (1977), Cutlass Ciera (1985), Cutlass Cruiser (1987), Cutlass Supreme (1978, 1987), Delta 88 (1981-1988), Omega (1977-1978), Starfire (1977)
✔ Pontiac: Bonneville (1982, 1986), Grand Am (1985), Grand LeMans (1977-1981), Grand Prix (1979, 1985-1986), LeMans (1977), Parisienne (1984)

🔧 Key Features:
✅ OEM-Quality Fit – Designed for precise sealing and durability
✅ Prevents Coolant Leaks – Essential for engine block integrity
✅ Rust & Corrosion Resistant – Made for long-lasting performance

📅 Compatibility Check:
Use the eBay compatibility tool or Select Vehicle option to confirm fitment.

🚚 Fast Free Shipping | 1-Year Warranty | Hassle-Free Returns

📦 Order Now to restore your engine’s smooth operation with this high-quality expansion plug! 🔩🚗