Engine Coolant Pump Seal Gasket

This sealing gasket sits between the coolant pump and the engine housing. It is needed to stop coolant leaks and keep the cooling system holding correct pressure. A tight seal helps the pump move coolant smoothly through the engine and radiator, keeping temperatures stable in traffic and on long drives ✅

How It Works

When the pump is bolted on, the gasket compresses to fill tiny surface gaps and prevent coolant from escaping. It also helps reduce air entry into the system, which can cause hot spots and poor heater performance. A good gasket supports efficient coolant circulation and protects bearings by preventing coolant contamination around the mounting area.

Signs of Failure

If the gasket is damaged or hardened, coolant may seep from the pump joint. You may notice a sweet smell, crusty coolant stains, low coolant level, or rising engine temperature. Continued driving with a leak can lead to overheating, warped cylinder head, head gasket failure, and costly engine damage ⚠️

Why Replace It During Pump Service

Any time the pump is removed, the old gasket can tear or lose compression. Replacing it restores a clean, reliable seal and prevents repeat leaks after installation.

Compatible Models

• Toyota Century
• Toyota Majesta